Cell without cell wall will burst in:

Balochistan MDCAT 2022
Biology
A) Hypotonic solution
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B) Isotonic solution
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C) Hypertonic solution
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D) Solution having more electrolytes
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Facilitated diffusion involves carrier molecules. The molecules are chemically carrier in nature?

Balochistan MDCAT 2022
Biology
A) Glycolipids
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B) Lipids
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C) Proteins
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D) Carbohydrates
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During involuntary action, nerve impulse is passed through a pathway called?

Balochistan MDCAT 2022
Biology
A) Reflex action of nerve impulse
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B) Reflex action of glands
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C) Reflex arc and reflex action
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D) Reflex arc
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Which bacteria are called scavengers of earth?

Balochistan MDCAT 2022
Biology
A) Parasitic bacteria
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B) Saprophytic bacteria
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C) Symbiotic bacteria
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D) Photosynthetic bacteria
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Cyanide is the example of which type of enzyme?

Balochistan MDCAT 2022
Biology
A) Competitive inhibitor
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B) Non-competitive inhibitor
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C) Co-enzyme
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D) Activator
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The animal which is not having soft body?

Balochistan MDCAT 2022
Biology
A) Hirudo
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B) Unio
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C) Sepia
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D) Loligo
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A haemophiliac male marries a haemophilia B carrier female have 4 children. 1 of their children is haemophiliac and the remaining 3 are normal. What is the probability that their next child will be haemophiliac?

Balochistan MDCAT 2022
Biology
A) 25%
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B) 50%
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C) 75%
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D) 100%
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The receptors for sensation of pain are known as:

Balochistan MDCAT 2022
Biology
A) Thermoreceptor
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B) Nociceptors
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C) Chemoreceptors
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D) Photoreceptors
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Who held to the concept unity of life?

Balochistan MDCAT 2022
Biology
A) Aristotle
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B) Lamarck
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C) Darwin
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D) Alfred
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Blood group A negative can be donated to:

Balochistan MDCAT 2022
Biology
A) O negative
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B) O positive
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C) A positive
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D) B positive
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Mitochondria are present in which part of the sperm?

Balochistan MDCAT 2022
Biology
A) Acrosome
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B) Head
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C) Mid piece
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D) Tail
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The temperature at which inactive enzyme regains it’s function is called as?

Balochistan MDCAT 2022
Biology
A) Optimum temperature
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B) Maximum temperature
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C) Minimum temperature
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D) Favourable temperature
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Which of the following is NOT an example of disuse of organs?

Balochistan MDCAT 2022
Biology
A) Snake’s legs
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B) Shedding of milk teeth
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C) Muscle atrophy
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D) Movement of ear
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Which of the following can be considered as waste products of bacteria?

Balochistan MDCAT 2022
Biology
A) Alcohol, acetic acid and lactic acid
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B) Alcohol, potassium and sulphur
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C) Alcohol, glycogen and phosphate
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D) Glycogen, fat and potassium
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Average sperm count per ml is;

Balochistan MDCAT 2022
Biology
A) 20-150 million
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B) 2-10 million
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C) 20-150 thousand
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D) 2-10 thousand
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Most of carbon dioxide is transported in which form?

Balochistan MDCAT 2022
Biology
A) Carboxyhemoglobin
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B) Haemoglobin
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C) Bicarbonate ions
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D) In dissolved form
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Lysosomes are named so due to their:

Balochistan MDCAT 2022
Biology
A) Size and shape
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B) Shape and structure
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C) Structure and role
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D) Composition and role
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Who proposed fluid mosaic model?

Balochistan MDCAT 2022
Biology
A) Lorenz Oken and Brown
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B) Robert Brown and Palade
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C) Singer and Nicolson
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D) Singer and De-Duve
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Polio virus is an example of?

Balochistan MDCAT 2022
Biology
A) Spherical viruses
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B) Tadpole shaped viruses
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C) Rod shaped viruses
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D) Helical shaped viruses
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A virion is designated as?

Balochistan MDCAT 2022
Biology
A) Viral enzyme
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B) Viral genome
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C) Complete virus
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D) Viral lysosome
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Average sperm count per ml is:

Balochistan MDCAT 2022
Biology
A) 20-150 million
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B) 2-10 million
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C) 20-150 thousand
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D) 2-10 thousand
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Oxygen, which is the last electron acceptor in electron transport chain is:

Balochistan MDCAT 2022
Biology
A) Active
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B) At high energy level
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C) At low energy level
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D) Gets chemically deativated after electronic transfer
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Which of the following is a connective tissue?

Balochistan MDCAT 2022
Biology
A) Cartilage
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B) Epithelium
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C) Muscle
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D) Nerve
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Long term control such as rate of growth and sexual maturity is controlled by;

Balochistan MDCAT 2022
Biology
A) Neurons
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B) Hormones
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C) Glands
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D) Hypo
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Which of the following types of organisms first evolved about 1.5 billion years ago?

Balochistan MDCAT 2022
Biology
A) Prokaryotes
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B) Animals
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C) Eukaryotes
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D) Seed plants
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The maximum water potential of pure water is:

Balochistan MDCAT 2022
Biology
A) -100
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B) 0
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C) 1
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D) 100
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Which protein establishes the matrix of bone and cartilages?

Balochistan MDCAT 2022
Biology
A) Myoglobin
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B) Hemoglobin
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C) Fibrinogen
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D) Collagen
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Alternation of generation is the character of ____.

Balochistan MDCAT 2022
Biology
A) Annelida
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B) Arthropoda
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C) Coelenterata
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D) Echinoderma
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Corpus Luteum secretes the hormones:

Balochistan MDCAT 2022
Biology
A) Testosterone
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B) Parathormone
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C) Oxytocin
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D) Progesterone
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Where does the trachea lie in relation to the oesophagus?

Balochistan MDCAT 2022
Biology
A) Dorsal
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B) Ventral
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C) Medial
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D) Lateral
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Which of the following is a DNA virus?

Balochistan MDCAT 2022
Biology
A) Polio virus
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B) Influenza virus
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C) Herpes virus
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D) Mumps virus
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Which statement is wrong about saturated fats?

Balochistan MDCAT 2022
Biology
A) They have multiple double bonds in the carbon chains of their fatty acids
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B) They are more common in animals than in plants
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C) They contain more hydrogen than saturated fats having the same number of carbon atoms
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D) They generally solidify at room temperature
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BCG vaccine can be used to treat;

Balochistan MDCAT 2022
Biology
A) Pulmonary tuberculosis
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B) Typhoid
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C) Cholera
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D) Pneumatic
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Maltose is a:

Balochistan MDCAT 2022
Biology
A) Polysaccharides
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B) Disaccharide
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C) Oligosaccharide
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D) Monosaccharide
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Animals having jointed legs and chitinous exoskeleton are known as

Balochistan MDCAT 2022
Biology
A) Chordates
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B) Arthropods
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C) Annelida
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D) Mollusca
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Cardiac muscles are the muscles of the?

Balochistan MDCAT 2022
Biology
A) Heart walls only
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B) Heart wall and aorta
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C) Heart wall and the valves
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D) Heart wall and pulmonary artery
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Hormone that make uterus receptive for the implantation of zygote is:

Balochistan MDCAT 2022
Biology
A) Follicle-Stimulating Hormone (FSH)
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B) Estrogen
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C) Progesterone
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D) Luteinizing Hormone (LH)
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What is the study of joints called?

Balochistan MDCAT 2022
Biology
A) Arthralgia
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B) Arthrology
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C) Myology
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D) Cytology
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Diastase/amylase acts on:

Balochistan MDCAT 2022
Biology
A) Maltose
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B) Sucrose
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C) Lactose
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D) Starch
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Glycoproteins are present in which of the following?

Balochistan MDCAT 2022
Biology
A) Blood group antigen
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B) Chloroplast membrane
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C) Egg yolk membrane
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D) Myelin sheath of nerves
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The catalytic site of enzyme is made up of how many amino acids?

Balochistan MDCAT 2022
Biology
A) 3-12
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B) 30-50
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C) 50-100
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D) 100-1000
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Which of the following cell does not posses Golgi apparatus;

Balochistan MDCAT 2022
Biology
A) Bacterial cell
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B) Animal cell
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C) Plant cell
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D) Fungal cell
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Similarity in the structure and function of DNA and RNA provides evidence that all organisms are:

Balochistan MDCAT 2022
Biology
A) Heterophyletic
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B) Paraphyletic
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C) Monophyletic
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D) Polyphyletic
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Maximum photosynthesis can occur when:

Balochistan MDCAT 2022
Biology
A) Blue light is given to the plant
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B) Red light is given to the plant
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C) Green light is given to the plant
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D) Yellow light is given to the plant
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In which blood group both the antigens are present?

Balochistan MDCAT 2022
Biology
A) Blood group A
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B) Blood group B
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C) Blood group AB
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D) Blood group O
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Which of the following is used in baking?

Balochistan MDCAT 2022
Biology
A) Aerobic respiration
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B) External respiration
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C) Internal respiration
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D) Anaerobic respiration
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White matter in nervous system is made of;

Balochistan MDCAT 2022
Biology
A) Dendrites
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B) Myelinated axons
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C) Cell bodies
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D) Unmyelinated axons
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During muscle contraction, troponin binds to all of the following EXCEPT:

Balochistan MDCAT 2022
Biology
A) Actin
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B) Tropomyosin
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C) Myosin
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D) Calcium
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Which of the following acts as lymphatic organ?

Balochistan MDCAT 2022
Biology
A) Stomach
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B) Kidney
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C) Spleen
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D) Liver
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How many phenotypes are possible for human ABO blood groups?

Balochistan MDCAT 2022
Biology
A) 2
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B) 4
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C) 6
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D) 8
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When and who discovered Golgi apparatus?

Balochistan MDCAT 2022
Biology
A) 1888- Camillo Golgi
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B) 1898- Camillo Golgi
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C) 1988- George Golgi
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D) 1998- Kamillo Golgi
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When two or more genes interact in a way that their effect is additive expression, it is;

Balochistan MDCAT 2022
Biology
A) Co-dominance relation
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B) Polygenic inheritance
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C) Epistasis
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D) Incomplete dominance
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Stage of menstrual cycle that starts after ovulation is:

Balochistan MDCAT 2022
Biology
A) Menstrual stage
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B) Follicular stage
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C) Proliferative stage
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D) Secretory stage
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Optimum pH for digestive enzymes of stomach is?

Balochistan MDCAT 2022
Biology
A) Highly acidic
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B) Highly alkaline
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C) Slightly acidic
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D) Slightly alkaline
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Histamine causes blood vessels to?

Balochistan MDCAT 2022
Biology
A) Dilate
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B) Constrict
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C) Block
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D) Rupture
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Dominance is the physiological effect of an allele over its partner allele occupying the;

Balochistan MDCAT 2022
Biology
A) Same locus on same chromosome
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B) Different locus on same chromosome
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C) Same locus on respective homologue
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D) Different locus on respective homologue
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Two simplest amino acids are?

Balochistan MDCAT 2022
Biology
A) Trypsin and glycine
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B) Trypsin and alanine
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C) Glycine and alanine
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D) Glutamate and alanine
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Lingual lipase is secreted by which gland?

Balochistan MDCAT 2022
Biology
A) Parotid
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B) Submandibular
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C) Ebner’s gland
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D) Pancreas
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14 chromosomes are found in?

Balochistan MDCAT 2022
Biology
A) Potato
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B) Fruit fly
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C) Garden pea
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D) Rat
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What is true about nuclear membrane?

Balochistan MDCAT 2022
Biology
A) Number of nuclear pores is highly variable
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B) Number of nuclear pores is highly constant
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C) It is a single membrane structure
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D) Outer membrane is continuous with Golgi apparatus
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Which of the following is devoid of cell wall?

Balochistan MDCAT 2022
Biology
A) Archaebacteria
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B) Cyanobacteria
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C) Eubacteria
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D) Mycoplasma
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What is the number of hydrogen atoms in the molecular formula of Chlorophyll-a?

Balochistan MDCAT 2022
Biology
A) Six
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B) Fifty five
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C) Seventy
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D) Seventy two
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Treponema pallidum is the causative organism of which disease?

Balochistan MDCAT 2022
Biology
A) Gonorrhea
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B) Syphilis
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C) AIDS
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D) Diabetes
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Which are called naked viruses?

Balochistan MDCAT 2022
Biology
A) Non enveloped viruses
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B) Enveloped viruses
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C) Prions
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D) Viroids
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What is true about Smooth Endoplasm Reticulum?

Balochistan MDCAT 2022
Biology
A) Involved in removal of storage and waste products
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B) Involved in transmission of impulses
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C) Involved in protein metabolism
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D) Involved in intracellular digestion
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Pseudomonas is an example of bacteria:

Balochistan MDCAT 2022
Biology
A) Photoautorophic
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B) Saprophytic bacteria
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C) Symbiotic bacteria
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D) Parasitic bacteria
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Open type circulatory system is found in ______.

Balochistan MDCAT 2022
Biology
A) Earthworm
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B) Cockroach
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C) Man
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D) Fish
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Acromegaly is caused due to over secretion of:

Balochistan MDCAT 2022
Biology
A) STH (Somatotrophic Hormone)
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B) TSH (Thyroid Stimulating Hormone)
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C) ICSH (Interstitial Cell Stimulating Hormone)
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D) FSH (Follicle Stimulating Hormone)
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Which of the following is antagonistic to condensation?

Balochistan MDCAT 2022
Biology
A) Decarboxylation
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B) Hydration
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C) Dehydration
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D) Hydrolysis
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Read the following and choose the correct answer

X, Y and Z are three whole numbers less than 31 but greater than 23. X is a prime number. Y is the largest odd number smaller than 35. Z is the smallest even number?

Balochistan MDCAT 2022
Logical Reasoning
A) X is 31, Y is 29 and Z is 24
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B) X is 29, Y is 29 and Z is 24
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C) X is 23, Y is 29 and Z is 24
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D) X is 27, Y is 31 and Z is 26
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Read the following statement, assuming everything in it to be true. Then decide which of the given suggested courses of action logically follow and are worth pursuing.

Statement: An invigilator catches a student trying to cheat for the third time in a professional exam.

Courses of action:

I. Remove the student from the room and cancel his exam attempt.

II. Give the student another stern warning.

Balochistan MDCAT 2022
Logical Reasoning
A) I
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B) II
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C) Both I and II
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D) Neither I and II
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Read the following and choose the correct answer.

X, Y and Z are three whole numbers less than 31 but greater than 23. X is a prime number. Y is the largest odd number smaller than 35. Z is the smallest even number?

Balochistan MDCAT 2022
Logical Reasoning
A) X is 31, Y is 29 and Z is 24
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B) X is 29, Y is 29 and Z is 24
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C) X is 23, Y is 29 and Z is 24
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D) X is 27, Y is 31 and Z is 26
Show Explanation

Read the following statement, assuming everything in it to be true. Then decide which of the given suggested courses of action logically follow and are worth pursuing.

Statement: An invigilator catches a student trying to cheat for the third time in a professional exam.

Courses of action:

I. Remove the student from the room and cancel his exam attempt.

II. Give the student another stern warning.

Balochistan MDCAT 2022
Logical Reasoning
A) I
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B) II
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C) Both I and II
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D) Neither I and II
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All children are silly people. Some silly people are rich people. All rich people are big shots. Which of the following conclusions are necessarily true? Conclusions:

I. Some silly people are children.

II. Some rich people are children.

III. Some silly people are big shots.

Balochistan MDCAT 2022
Logical Reasoning
A) I and III
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B) II
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C) II and III
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D) I and II
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The resonance hybrid structure of benzene is _____ kJ/mol more stable than the hypothetical 1,3,5-cyclohexatriene.

Balochistan MDCAT 2022
Chemistry
A) 358.5
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B) 208
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C) 150.5
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D) 231.5
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With the increase in the value of Principal Quantum number ‘n’ the size of the s-orbitals?

Balochistan MDCAT 2022
Chemistry
A) Decrease
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B) Increase
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C) May or may not remain the same
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D) Remain the same
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During the formation of chemical bond:

Balochistan MDCAT 2022
Chemistry
A) Energy decreases
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B) Energy increases
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C) Energy doesnot change
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D) Energy first increases then decreases
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Born-Haber cycle is used to calculate?

Balochistan MDCAT 2022
Chemistry
A) Enthalpy of combustion
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B) Lattice energy of covalent compounds
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C) Lattice energy of ionic compounds
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D) Enthalpy of ionization
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Zwitter ion is also called?

Balochistan MDCAT 2022
Chemistry
A) Double salt
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B) Internal salt
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C) Basic salt
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D) Acidic salt
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If four balloons are filled with different gases, which gas containg balloon will deflate first?

Balochistan MDCAT 2022
Chemistry
A) Helium
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B) Oxygen
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C) Hydrogen
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D) Nitrogen
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Which of the following is not a primary bond?

Balochistan MDCAT 2022
Chemistry
A) Ionic bond
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B) Hydrogen bond
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C) Dative bond
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D) Covalent bond
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Which one of the following statement is true?

Balochistan MDCAT 2022
Chemistry
A) Phenol is less acidic than alcohol
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B) Phenol is more acidic than HCl
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C) Phenol dissolves alkalies readily
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D) Phenol is more acidic than carboxylic acid
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Which of the following will have a meso isomer?

Balochistan MDCAT 2022
Chemistry
A) 2-chlorobutane
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B) 2,3-dichloropentane
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C) 2,3-dichlorobutane
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D) 1,2-dichlorobutane
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The IUPAC name of CH3-O-C2H5 is

Balochistan MDCAT 2022
Chemistry
A) Methoxy ethane
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B) Ethoxy ethane
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C) Methyl ethane
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D) Cyclohexanecarbaldehyde
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The volume of a given mass of a gas according to Charles law should be zero at:

Balochistan MDCAT 2022
Chemistry
A) -273°C
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B) 273°C
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C) 100°C
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D) 25°C
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Dry heating of calcium acetate gives which of the following?

Balochistan MDCAT 2022
Chemistry
A) Acetaldehyde
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B) Acetic acid
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C) Acetone
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D) Ethane
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Phenol is more reactive than benzene towards electrophilic substitution. This characteristic is due to which of the following?

Balochistan MDCAT 2022
Chemistry
A) Hydrogen bonding
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B) Inductive effect
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C) Strong mesomeric effect
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D) Weak mesomeric effect
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IUPAC name of the following compound is CH3-(CH2)3-C(CH3)3?

Balochistan MDCAT 2022
Chemistry
A) 2-methyl hexane
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B) Neo-octane
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C) 5,5-dimethyl pentane
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D) 2,2-dimethyl hexane
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The maximum value of induced emf in a rotating coil in a magnetic field does not depend on?

Balochistan MDCAT 2022
Physics
A) Resistance of the coil
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B) Number of turns in the coil
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C) Area of the coil
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D) Frequency of rotation of the coil
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The reaction of alkyl halide with lithium dialkyl copper produce:

Balochistan MDCAT 2022
Chemistry
A) Alkane
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B) Alkene
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C) Alkyl copper
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D) Alkenyl halides
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Which enzyme is used for the treatment of blood cancer in children?

Balochistan MDCAT 2022
Chemistry
A) Throbmin
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B) L-asparaginase
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C) LDH-1
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D) Zymase
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The outer shell configuration of transition block elements is given by:

Balochistan MDCAT 2022
Chemistry
A) (n-1) d1-10 na2
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B) (n-1)d1-10(n-1)s0-2
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C) (n-1)d1-10ns0-2
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D) nd1-10ns0-2
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Conversion of sodium into sodium ions is:

Balochistan MDCAT 2022
Chemistry
A) Exothermic process
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B) Endothermic process
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C) Neutral process
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D) Sublimation process
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Viscosity of liquid decreases with an increase in:

Balochistan MDCAT 2022
Chemistry
A) Molecular mass
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B) Temperature
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C) Atmospheric pressure
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D) Intermolecular forces
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A solution which does not tend to vary in pH is called?

Balochistan MDCAT 2022
Chemistry
A) Acidic solution
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B) Buffer solution
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C) Bases solution
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D) Super saturated solution
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One of the reactants consumed earlier than others in a chemical reaction is called:

Balochistan MDCAT 2022
Chemistry
A) Active reactant
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B) Excess reactant
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C) Limiting reactant
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D) More active reactant
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Why a reaction is reversible?

Balochistan MDCAT 2022
Chemistry
A) Reactants are reactive
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B) Reactants are stable
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C) Products are reactive
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D) Products are stable
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Which of the following has the least ionization potential?

Balochistan MDCAT 2022
Chemistry
A) He
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B) Li
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C) Zn
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D) N
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Benzene also undergoes electrophilic substitution with fuming sulphuric acid for several hours. The electrophile in this reaction is:

Balochistan MDCAT 2022
Chemistry
A) SO2
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B) SO3
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C) SO4
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D) H2SO4
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Amphorous solids?

Balochistan MDCAT 2022
Chemistry
A) Have perfect arrangement of atoms
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B) Have sharp melting point
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C) Can posses small regions of orderly arrangement of atoms
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D) Undergo clean cleavage when cut with knife
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What is the electronic configuration of C?

Balochistan MDCAT 2022
Chemistry
A) 1s², 2s², 2p²
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B) 1s², 2s², 2p⁴
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C) 1s², 2s², 2p⁴, 3s²
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D) 1s², 2s², 2p⁴, 3s², 3p⁴
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The atomic weight of an element is represented by:

Balochistan MDCAT 2022
Chemistry
A) Amu
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B) Grams
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C) Kg
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D) Mole
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Which of the following isomer of pentane have least melting and boiling points?

Balochistan MDCAT 2022
Chemistry
A) n-pentane
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B) iso-pentane
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C) neo-pentane
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D) 2-methyl butane
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Rate of reaction when the reactants concentration is taken as unity is called?

Balochistan MDCAT 2022
Chemistry
A) Arrhenius constant
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B) Ideal rate constant
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C) Molecularity
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D) Specific rate constant
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Ideal gas equation helps to calculate the following properties of ideal gas except:

Balochistan MDCAT 2022
Chemistry
A) Pressure
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B) Density
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C) Moles
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D) Molarity
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Geometry of complexes depends upon?

Balochistan MDCAT 2022
Chemistry
A) Number of ligands
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B) Hybridization of central metal
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C) Oxidation state of central metal
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D) Number of chelating agents
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The main structural feature of proteins is:

Balochistan MDCAT 2022
Chemistry
A) Peptide linkage
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B) Glycoside linkage
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C) Ester linkage
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D) Ether linkage
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Which of the following statement is correct about the Avogadro’s constant?

Balochistan MDCAT 2022
Chemistry
A) It is the mass of one mole of any element
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B) It is the mass of 6.023×10^23 atoms of any element
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C) It is the number of atoms in one mole of neon
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D) It is the number of atoms in 12g of any element
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Which species has greater reduction potential?

Balochistan MDCAT 2022
Chemistry
A) Barium ion
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B) Calcium ion
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C) Magnesium ion
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D) Aluminum ion
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Which of the following hydroxide of group I is less soluble in water?

Balochistan MDCAT 2022
Chemistry
A) NaOH
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B) LiOH
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C) KOH
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D) RbOH
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Acetic acid is weak acid than sulphuric acid because of which of the following reasons?

Balochistan MDCAT 2022
Chemistry
A) It decomposes on increasing temperature
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B) It has less degree of ionization
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C) It has -COOH group
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D) It has more inductive effect
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What is the correct order of reactivity towards nucleophilic addition?

Balochistan MDCAT 2022
Chemistry
A) Benzaldehyde > Benzophenone > Acetophenone
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B) Benzophenone > Benzaldehyde > Acetophenone
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C) Acetophenone > Benzaldehyde > Benzophenone
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D) Benzaldehyde > Acetophenone > Benzophenone
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The precipitation occurs, if the ionic concentration is:

Balochistan MDCAT 2022
Chemistry
A) Less than ksp
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B) More than ksp
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C) Equal to ksp
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D) Present in any amount
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Which one of the following is not a crystalline solid?

Balochistan MDCAT 2022
Chemistry
A) Copper sulphate
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B) Sugar
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C) NaCl
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D) Rubber
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Which of the following has sp³ hybridized carbon?

Balochistan MDCAT 2022
Chemistry
A) Benzene
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B) Butane
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C) 2-butyne
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D) 1-pentene
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What a catalyst work by:

Balochistan MDCAT 2022
Chemistry
A) Increasing the frequency of collisions
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B) Increasing the proportion of particles with energy greater than the activation
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C) Increasing the activation energy
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D) Increasing the concentration
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Which one is not a nucleophile?

Balochistan MDCAT 2022
Chemistry
A) C3H7O-
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B) SCN-
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C) H2C+
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D) NH3
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The color of Mg metal flame is?

Balochistan MDCAT 2022
Chemistry
A) Blue
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B) Violet
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C) Yellow
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D) White
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Michael Faraday discovered benzene in the gas formed from?

Balochistan MDCAT 2022
Chemistry
A) Destructive distillation
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B) Fractional distillation
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C) Steam distillation
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D) Vacuum distillation
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What is the name of CH3CH2CH=CHCH2CH=CHCH3 ?

Balochistan MDCAT 2022
Chemistry
A) 2,3-octadiene
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B) 2,4-octadiene
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C) 2,5-octadiene
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D) 2,5-octadyne
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Which of the following compounds will react with Tollens reagent to give metallic silver?

Balochistan MDCAT 2022
Chemistry
A) Methanal
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B) Acetic acid
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C) Ethyl alcohol
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D) Acefore
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Why do electrons have opposite spins when they are in the same orbital?

Balochistan MDCAT 2022
Chemistry
A) This condition reduces friction
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B) This condition creates more energy
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C) This condition results in zero magnetism and removes the charge of the electron
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D) This condition results in less repulsion and opposite magnetic fields
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Which pair of ions have five unpaired d-electrons?

Balochistan MDCAT 2022
Chemistry
A) Fe+2 and Mn+2
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B) Fe+2 and Mn+3
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C) Fe+3 and Mn+3
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D) Fe+3 and Mn+2
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Which of the functional group are present in ethyl acetate?

Balochistan MDCAT 2022
Chemistry
A) Aldehyde group
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B) Carboxyl group
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C) Ester group
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D) Ether group
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Which of the following is Lucas reagent?

Balochistan MDCAT 2022
Chemistry
A) AlCl3
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B) HCl
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C) ZnCl2
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D) Both b and c
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Bond energy is expressed in:

Balochistan MDCAT 2022
Chemistry
A) kJ/mol
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B) Calories
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C) Joules
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D) Volt
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What is the oxidation number of C12?

Balochistan MDCAT 2022
Chemistry
A) 0
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B) +1
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C) -1
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D) -2
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Select the group whose elements easily lose electrons.

Balochistan MDCAT 2022
Chemistry
A) IA
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B) VA
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C) VIA
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D) VIIA
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All children are silly people. Some silly people are rich people. All rich people are big shots.

Which of the following conclusions are NECESSARILY TRUE? Conclusions:

I. Some silly people are children.

II. Some rich people are children.

III. Some silly people are big shots.

Balochistan MDCAT 2022
Logical Reasoning
A) I and III
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B) II
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C) II and III
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D) I and II
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Air is pumped into a bicycle tyre at constant temperature:

Balochistan MDCAT 2022
Physics
A) More molecules strike the tyre wall per second
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B) The molecules are larger
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C) The molecules are farther apart
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D) Each molecule come close to other
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A magnetic field is produced by:

Balochistan MDCAT 2022
Physics
A) Moving charges
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B) Stationary charges
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C) Both moving and stationary charges
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D) Only ions
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When a radioactive nucleus emits a gamma radiation then the mass number of atom is:

Balochistan MDCAT 2022
Physics
A) Remain same
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B) Increased by a factor 2
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C) Decreased by a factor 1
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D) Increased by a factor 1
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Which of the following is the fractional change in resistance per kelvin?

Balochistan MDCAT 2022
Physics
A) Conductivity
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B) Resistivity
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C) Temperature coefficient of resistivity
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D) Temperature coefficient of resistance
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A second pendulum starts its oscillation from the extreme position. What is the ratio of it’s amplitude to the displacement after 7 seconds?

Balochistan MDCAT 2022
Physics
A) 1:2
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B) 1:4
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C) 1:14
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D) Infinity
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Positron and electron anhilate into:

Balochistan MDCAT 2022
Physics
A) Alpha-rays
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B) One y-ray photon
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C) Two y-ray photons
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D) X-rays
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An induced emf is produced in a circuit when?

Balochistan MDCAT 2022
Physics
A) Electric flux changes
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B) Magnetic flux changes
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C) No magnetic flux produced
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D) Magnetic flux remains constant
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The emf produced by an A.C generator is maximum when the plane of the coil and the magnetic field are:

Balochistan MDCAT 2022
Physics
A) Perpendicular to each other
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B) Parallel to each other
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C) Inclined at an angle of 45 degree to each other
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D) Inclined at an angle of 60 degree to each other
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The kinetic energy of a simple harmonic oscillator is double of its potential energy at a point where instantaneous displacement is equal to:

Balochistan MDCAT 2022
Physics
A) 1/2 (amplitude)
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B) 1/√2 (amplitude)
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C) 1/√3 (amplitude)
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D) None
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Speed of sound is fast in moist air because:

Balochistan MDCAT 2022
Physics
A) Moist air is heavier than dry air
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B) Value of gamma is more for moist air
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C) Density of moist air is less than density of dry air
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D) Density of moist air is more than density of dry air
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A charged particle moves in a uniform electric field between two oppositely charged parallel metal plates to calculate the force acting on the particle due to the electric field, which quantity is not required?

Balochistan MDCAT 2022
Physics
A) Particle charge
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B) Particle speed
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C) Plate separation
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D) Potential difference between the plates
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If two equal masses are in motion with same individual speeds, we can conclude that:

Balochistan MDCAT 2022
Physics
A) Their momentums are same
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B) Their momentums can be different from each other
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C) Their kinetic energies are different from each other
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D) Their total energies are same
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The best example of uniform circular motion is?

Balochistan MDCAT 2022
Physics
A) The motion of the earth around the sun
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B) The motion of a mass attached with a string on a vertical circle
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C) The motion of a minutes hand in the clock
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D) The motion of a spinning top
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Which of the following quantitiy is measured in kilowatt hours?

Balochistan MDCAT 2022
Physics
A) Charge
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B) Current
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C) Energy
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D) Power
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The parallel metal plates of the capacitor are separated by:

Balochistan MDCAT 2022
Physics
A) Insulators
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B) Isolators
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C) Capacitors
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D) Resistors
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Which type of energy does the capacitor store?

Balochistan MDCAT 2022
Physics
A) Kinetic
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B) Potential
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C) Thermal
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D) Light
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Thermal equilibrium in environment occurs due to:

Balochistan MDCAT 2022
Physics
A) Heat generation
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B) Heat dissipation
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C) Heat flow
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D) Heat absorption
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An electric motor is used to operate an elevator. The motor does 140,000 J of work in 70 s. What is the output power of the motor?

Balochistan MDCAT 2022
Physics
A) 0.50 milliwatts
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B) 2.0 watts
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C) 2.0 kilowatts
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D) 9.8 megawatts
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A wave is characterized by three physical parameters:

Balochistan MDCAT 2022
Physics
A) Amplitude, wavelength and acceleration
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B) Frequency, wavelength and acceleration
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C) Wavelength, frequency and speed of wave
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D) Displacement, wavelength and speed of wave
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When a body moves in a straight line then it’s displacement concides with:

Balochistan MDCAT 2022
Physics
A) Distance
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B) Force
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C) Acceleration
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D) Length
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A man pushes a wall and fails to displace it. He does:

Balochistan MDCAT 2022
Physics
A) Negative work
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B) Positive work
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C) No work at all
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D) Maximum work
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When a charged body is brought near an uncharged conductor in the insulating stand:

Balochistan MDCAT 2022
Physics
A) The nearer end of the conductor acquires the same charge while the farther end opposite charge
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B) No charge is induced on the conductor
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C) The nearer end of the conductor acquires opposite charge and the farther end the same charge
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D) Both ends of the conductor acquires same charge
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Stationary waves can’t transport:

Balochistan MDCAT 2022
Physics
A) Energy
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B) Mass
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C) Both energy and mass
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D) Momentum
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A stone is dropped from a building’s top 80 m high from the ground. In how much time will it touch the ground?

Balochistan MDCAT 2022
Physics
A) 2 s
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B) 4 s
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C) 8 s
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D) 10 s
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According to the right-hand rule, the direction of angular displacement is along the?

Balochistan MDCAT 2022
Physics
A) Curl of fingers
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B) First finger
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C) Pointing thumb
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D) Second finger
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Fillings in teeth should be made from a material which:

Balochistan MDCAT 2022
Physics
A) Does not expand when heated
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B) Expands by the same amount as the tooth when heated
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C) Expands less than the tooth when heated
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D) Expands more than the tooth when heated
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The longitudinal waves travel faster through:

Balochistan MDCAT 2022
Physics
A) Solids
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B) Liquids
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C) Gases
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D) Plasma
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In an experiment count rate of a sample of a radioactive element tale from 400 counts per second to 50 counts per second in 50. What is the half-life of radioactive element?

Balochistan MDCAT 2022
Physics
A) 30 minutes
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B) 40 minutes
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C) 50 minutes
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D) 60 minutes
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Magnetic flux is zero when angle between magnetic field and vector area is:

Balochistan MDCAT 2022
Physics
A) Zero degree
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B) 90 degree
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C) 60 degree
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D) 30 degree
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In the SI system of units, the centripetal force is measured in?

Balochistan MDCAT 2022
Physics
A) J
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B) N
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C) T
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D) W
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Which of the following pairs has the same direction always?

Balochistan MDCAT 2022
Physics
A) Force, displacement
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B) Force, velocity
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C) Force, acceleration
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D) Force, momentum
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In transformer, two coils are ______ linked with each other?

Balochistan MDCAT 2022
Physics
A) Electrically
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B) Magnetically
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C) Thermally
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D) Mechanically
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The Gaussian surface for a line charge will be:

Balochistan MDCAT 2022
Physics
A) Sphere
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B) Cylinder
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C) Cube
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D) Cuboid
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The third law of motion explains:

Balochistan MDCAT 2022
Physics
A) The effect of force
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B) The existence of a force
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C) The existence of two forces
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D) The existence of a pair of forces in nature
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During a projectile path, air friction affects:

Balochistan MDCAT 2022
Physics
A) Initial velocity of launch
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B) Horizontal motion only
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C) Vertical motion only
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D) Both horizontal and vertical motions
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The internal resistance of a battery is due to which of the following reasons?

Balochistan MDCAT 2022
Physics
A) Electrolytes
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B) Ions moving charges
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C) Moving charges
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D) Static charges
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Which of the following experiments prove the particle nature of light?

Balochistan MDCAT 2022
Physics
A) Interference
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B) Diffraction
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C) Reflection
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D) Photoelectric effect
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When the distance between two charged particles is halved the coulomb force between them becomes:

Balochistan MDCAT 2022
Physics
A) One fourth of the initial force
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B) Four times of the initial force
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C) Double the initial force
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D) One-half of the initial force
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The electric field intensity at a point situated 4 metres from a point charge is 200 N/C. If the distance is reduced to 2 metres, what will be the field intensity?

Balochistan MDCAT 2022
Physics
A) 400 N/C
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B) 800 N/C
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C) 600 N/C
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D) 1200 N/C
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The distance traveled by a wave in one period is called its:

Balochistan MDCAT 2022
Physics
A) Frequency
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B) Time period
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C) Wavelength
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D) Wavenumber
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In an electronic transition, what can the atom not emit?

Balochistan MDCAT 2022
Physics
A) Gamma rays
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B) Infrared radiation
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C) Ultraviolet radiation
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D) Visible light
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Which one of these statements is true? A magnet attracts:

Balochistan MDCAT 2022
Physics
A) Plastics
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B) Any metal
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C) Iron and steel
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D) Aluminum
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A bar magnet is falling inside a long copper tube. The acceleration of the magnet inside the copper tube is?

Balochistan MDCAT 2022
Physics
A) Equal to g
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B) Greater than g
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C) Less than g
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D) Zero
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For better results, actual spectrometer makes use of?

Balochistan MDCAT 2022
Physics
A) Capacitors
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B) Diffraction grating
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C) Mica window
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D) Polarizers
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A body of mass 5 kg is moving with a momentum of 10 kg m/s. A force of 0.2 N acts on it in the direction of motion of the body for 10 s. The increase in it’s kinetic energy is:

Balochistan MDCAT 2022
Physics
A) 2.8 J
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B) 3.2 J
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C) 3.8 J
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D) 4.4 J
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If a bulb has a 20W power, and is working at 50% efficiency. What is its output power?

Balochistan MDCAT 2022
Physics
A) 12W
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B) 15W
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C) 18W
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D) 20W
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A child is swinging a swing, the minimum and maximum heights of swing are 0.75 m and 2 m respectively. The maxima velocity of the swing is:

Balochistan MDCAT 2022
Physics
A) 5 m/s
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B) 10 m/s
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C) 15 m/s
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D) 20 m/s
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Which one of the following is ohmic device?

Balochistan MDCAT 2022
Physics
A) Filament bulb
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B) Transistor
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C) Semiconductor diode
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D) Copper wire
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The units of the equation of Compton’s scattering ∆λ = h/mc(1-cos) are of:

Balochistan MDCAT 2022
Physics
A) Length
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B) Time
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C) Mass
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D) Frequency
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The electric potential at the center of uniformly charged conducting sphere is:

Balochistan MDCAT 2022
Physics
A) Zero
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B) Less than that at the surface
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C) Greater than that at the surface
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D) Equal to that at the surface
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The ratio of angular speed of a minutes hand to hours of the watch is?

Balochistan MDCAT 2022
Physics
A) 1:8
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B) 6:1
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C) 1:12
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D) 12:1
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Radio isotopes can be formed by bombardment with which particles:

Balochistan MDCAT 2022
Physics
A) Neutron
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B) Photons
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C) Electrons
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D) Positron
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