UHS MDCAT Past Paper 2015

Created by Ali Durrani

UHS MDCAT 2015 Past Paper

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1 / 220

Carriers of the respiratory chain are located on:

UHS 2015
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) Matrix of mitochondria
B) Outer membrane of mitochondria
C) Inner membrane of mitochondria
D) Cytoplasmic matrix In cystic fibrosis

A

B

C

D

2 / 220

In glycolysis, glycerate-1,3-bisphosphate is converted into glycerate-3-phosphate by losing _____________ phosphate molecules.

UHS 2015
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) 3
B) 2
C) 1
D) 4

A

B

C

D

3 / 220

___________ is a triploblastic organism.

UHS 2015
Biology
Kingdom Animalia
Classification according to Coelem
Elimination Tool:

A) Jelly Fish
B) Sea Anemone
C) Tapeworm
D) Corals

A

B

C

D

4 / 220

In females, FSH stimulates the ovary to produce:

UHS 2015
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) Progesterone
B) Lactin
C) Oestrogen
D) Oxytocin

A

B

C

D

5 / 220

At the beginning of nuclear division, the number of microtubule triplets in two pairs of centrioles that migrate to opposite poles are:

UHS 2015
Biology
Cell Cycle
Mitosis
Elimination Tool:

A) 9
B) 18
C) 108
D) 36

A

B

C

D

6 / 220

From an evolutionary point of view, which respiratory protein is common in many organisms?

UHS 2015
Biology
Evolution
Elimination Tool:

A) Cytochrome a
B) Cytochrome b
C) Cytochrome c
D) Cytochrome d

A

B

C

D

7 / 220

___________ is a good example of polymorphism.

UHS 2015
Biology
Variety of Life
Elimination Tool:

A) Hydra
B) Starfish
C) Obelia
D) Equplectella

A

B

C

D

8 / 220

Those nephrons which are present along the border of the cortex and medulla are called:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Juxtamedullary nephrons
B) Cortical nephrons
C) Internal nephrons
D) Outer nephrons

A

B

C

D

9 / 220

The heartbeat cycle starts when electric impulses are generated from;

UHS 2015
Biology
Transport
Elimination Tool:

A) AV Node
B) SV Node
C) SA Node
D) PQ Node

A

B

C

D

10 / 220

Fluid mosaic model of plasma membrane states that protein molecules float in a fluid _____ layer.

UHS 2015
Biology
Cell Structure and Function
Plasma Membrane
Elimination Tool:

A) Galactose
B) Phospholipids
C) Glucose
D) Carbohydrate

A

B

C

D

11 / 220

In _____________ response, β-cells produce plasma cells that synthesize antibodies and release in blood plasma and tissue fluid.

UHS 2015
Biology
Transport
Elimination Tool:

A) Cell-Mediated
B) Hormonal
C) Humoral
D) Phototactic

A

B

C

D

12 / 220

Ozone is a layer of atmosphere extending from ___________ km above earth and absorbs ultraviolet radiations.

UHS 2015
Biology
Elimination Tool:

A) 10-50
B) 50-60
C) 5-30
D) 10-80

A

B

C

D

13 / 220

Syphilis, sexually transmitted disease is caused by:

UHS 2015
Biology
Reproduction
Sexually Transmitted Diseases
Elimination Tool:

A) HIV
B) Treponema pallidum
C) Neisseria gonorrhoeae
D) Type ‘2’ virus

A

B

C

D

14 / 220

___________ is also called liver fluke.

UHS 2015
Biology
Variety of Life
Elimination Tool:

A) Dugesia
B) Taenia
C) Fasciola
D) Coral

A

B

C

D

15 / 220

Bacterial cells take up recombinant plasmids when they are treated with:

UHS 2015
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) CaCl2
B) NaCl
C) KCl
D) NaOH

A

B

C

D

16 / 220

Which one of the following cell structures is involved in the synthesis of lipids?

UHS 2015
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Endoplasmic Reticulum
B) Golgi Complex
C) Centriole
D) Mitochondria

A

B

C

D

17 / 220

Passive immunity is used against:

UHS 2015
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) Malaria
B) Typhoid
C) Dengue
D) Tetanus

A

B

C

D

18 / 220

Some enzymes require helper which is non-protein part for its efficient functioning that is called:

UHS 2015
Biology
Enzymes
Elimination Tool:

A) Accelerator
B) Cofactor
C) Prosthetic group
D) Apoenzyme

A

B

C

D

19 / 220

Which disease is responsible for dementia (memory loss)?

UHS 2015
Biology
Coordination and Control
Disorders of the Nervous System
Elimination Tool:

A) Parkinson’s Disease
B) Alzheimer’s Disease
C) Epilepsy
D) Grave’s Disease

A

B

C

D

20 / 220

Conduction of action potentials from one mode of Ranvier to another in myelinated neurons is through:

UHS 2015
Biology
Coordination and Control
Steps Involved in Nervous Coordination
Elimination Tool:

A) Hyperpolarization
B) Resting Membrane Potential
C) Depolarization
D) Saltatory Conduction

A

B

C

D

21 / 220

In human testis, which structure is responsible for carrying sperm from inside the testis?

UHS 2015
Biology
Reproduction
Elimination Tool:

A) Seminiferous tubules
B) Urinogenital duct
C) Seminal Vesicles
D) Vasa efferentia

A

B

C

D

22 / 220

In which part of female reproductive system fertilization takes place?

UHS 2015
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) Proximal part of oviduct
B) Uterus
C) Placenta
D) Vagina

A

B

C

D

23 / 220

Right atrium is separated from right ventricle by:

UHS 2015
Biology
Transport
Elimination Tool:

A) Bicuspid Valve
B) Semilunar Valve
C) Tricuspid Valve
D) Interatrial Septum

A

B

C

D

24 / 220

During unfavourable conditions, certain bacteria produces:

UHS 2015
Biology
Kingdom Prokaryote
Size and Structure of Bacteria
Elimination Tool:

A) Ribosomes
B) Plasmids
C) Mitochondria
D) Spores

A

B

C

D

25 / 220

In the following diagram of action potential in a neuron, ‘x’ depicts:

UHS 2015
Biology
Coordination and Control
Steps Involved in Nervous Coordination
Elimination Tool:

A) Depolarization
B) Polarization
C) Repolarization
D) Hyperpolarization

A

B

C

D

26 / 220

X-linked recessive trait is:

UHS 2015
Biology
Variation and Genetics
Inherited Diseases
Elimination Tool:

A) Hypophosphatemia
B) Vitamin-D resistant rickets
C) Haemophilia
D) Diabetes Mellitus

A

B

C

D

27 / 220

In rhizopus, zygote forms temporary, dormant, thick-walled resistant structure called:

UHS 2015
Biology
Kingdom Fungi
Characteristics of Fungi
Elimination Tool:

A) Zygospore
B) Spore
C) Sporangia
D) Hydra

A

B

C

D

28 / 220

Cyanobacteria are:

UHS 2015
Biology
Kingdom Prokaryote
Motility and Nutrition in Bacteria
Elimination Tool:

A) Photoautotrophic bacteria
B) Chemosynthetic bacteria
C) Saprotrophic bacteria
D) Parasitic bacteria

A

B

C

D

29 / 220

The lymph vessel of villi is called:

UHS 2015
Biology
Transport
Elimination Tool:

A) Epithelium
B) Afferent lymph vessel
C) Adrenals
D) Lacteal

A

B

C

D

30 / 220

The sarcolemma of muscle fibre folds inwards and forms a system of tubes which runs through the sarcoplasm called:

UHS 2015
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
Elimination Tool:

A) Myofilaments
B) Sarcoplasmic reticulum
C) Z-lines
D) Transverse tubules

A

B

C

D

31 / 220

Number of pairs of autosomes in humans in:

UHS 2015
Biology
Chromosomes and DNA
Types & Composition of Chromosomes
Elimination Tool:

A) 23
B) 24
C) 21
D) 22

A

B

C

D

32 / 220

Which one of the following edible products is widely pasteurized?

UHS 2015
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) Soft drinks
B) Mango squash
C) Milk
D) Orange Juice

A

B

C

D

33 / 220

About 70-85% CO2 in blood is carried:

UHS 2015
Biology
Transport
Elimination Tool:

A) As carboxylase myoglobin
B) With proteins in plasma
C) Freely as CO2
D) As bicarbonate

A

B

C

D

34 / 220

Granulocytes are:

UHS 2015
Biology
Transport
Elimination Tool:

A) Monocytes, Eosinophils, Basophils
B) Basophils, Macrophages, Neutrophils
C) Neutrophils, Eosinophils, Basophils
D) Monocytes, Macrophages, Basophils

A

B

C

D

35 / 220

Number of base pairs in one turn of DNA is:

UHS 2015
Biology
Chromosomes and DNA
The Chemical Nature of DNA
Elimination Tool:

A) 10
B) 2
C) 34
D) 54

A

B

C

D

36 / 220

Over-secretion of cortical hormone causes a disease called;

UHS 2015
Biology
Growth and Development
Abnormal Development
Elimination Tool:

A) Cushing’s Disease
B) Diabetes Mellitus
C) Hypoglycemia
D) Addison’s Disease

A

B

C

D

37 / 220

In nephrons, counter-current multiplier occurs at:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Loop of Henle
B) Collecting Duct
C) Bowman’s Capsule
D) Glomerulus

A

B

C

D

38 / 220

Neurotransmitter secreted at synapse outside the central nervous system is:

UHS 2015
Biology
Coordination and Control
Peripheral Nervous System
Elimination Tool:

A) Dopamine
B) Polypeptide
C) Androgen
D) Acetylcholine

A

B

C

D

39 / 220

How many triplets of microtubules are present in centriole?

UHS 2015
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Ten
B) Eight
C) Nine
D) Seven

A

B

C

D

40 / 220

Blood group antigen contains:

UHS 2015
Biology
Cell Structure and Function
Plasma Membrane
Elimination Tool:

A) Glycoproteins
B) Phospholipids
C) Glycolipids
D) Sphingolipids

A

B

C

D

41 / 220

Turner’s syndrome is characterized by having:

UHS 2015
Biology
Growth and Development
Abnormal Development
Elimination Tool:

A) Trisomy 21
B) 44 + XXY
C) Trisomy
D) 44 + XO

A

B

C

D

42 / 220

Response of body against the transplanted organ is:

UHS 2015
Biology
Transport
Elimination Tool:

A) Homeostatic Response
B) Behavioral Response
C) Primary Response
D) Cell-mediated Response

A

B

C

D

43 / 220

According to sliding filament theory, when muscle fibers are stimulated by the nervous system, which of the following changes occurs?

UHS 2015
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
Elimination Tool:

A) I-bands shorten
B) H-zone becomes more visible
C) Z-lines move further apart
D) A-bands shorten

A

B

C

D

44 / 220

Which one of the following is made up of radioactively labelled nucleotides?

UHS 2015
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) Phage DNA
B) Genomic Library
C) Recombinant DNA
D) Gene Probe

A

B

C

D

45 / 220

The emulsification of fats is the role of:

UHS 2015
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Saliva
B) Pancreatic juice
C) Gastrin
D) Bile

A

B

C

D

46 / 220

When water is in short supply, increased water retention occurs through the:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Cortical nephrons
B) Proximal Convoluted Tubule
C) Juxtamedullary nephrons
D) The tissue of cortex

A

B

C

D

47 / 220

B-lymphocytes are named due to their relationship with:

UHS 2015
Biology
Transport
Elimination Tool:

A) Blood
B) Bursa of Fabricius
C) Bone Marrow
D) Bile Duct

A

B

C

D

48 / 220

During maternal mitosis, nondisjunction of autosomal chromosome pair results in the formation of an egg having 24 chromosomes in:

UHS 2015
Biology
Chromosomes and DNA
Mutations
Elimination Tool:

A) Klinefelter’s Syndrome
B) Down’s Syndrome
C) Turner’s Syndrome
D) Jacob’s Syndrome

A

B

C

D

49 / 220

Malate is oxidized by _______ to oxaloacetate in Krebs’s Cycle.

UHS 2015
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) ATP
B) NADP
C) NAD
D) FAD

A

B

C

D

50 / 220

Typical symptoms like enlarged breasts and small testis in male are attributed to:

UHS 2015
Biology
Growth and Development
Abnormal Development
Elimination Tool:

A) Down’s Syndrome
B) Turner’s Syndrome
C) Klinefelter’s Syndrome
D) Phenylketonuria

A

B

C

D

51 / 220

In arthropods, the body cavity is in the form of:

UHS 2015
Biology
Kingdom Animalia
Phylums – porifera to chordata
Elimination Tool:

A) Coelom
B) Haemocoel
C) Pseudocoelom
D) Enteron

A

B

C

D

52 / 220

A sarcomere is the region of a myofibril between two successive:

UHS 2015
Biology
Support and Movement
Ultrastructure & Mechanism of Skeletal Muscle Contraction
Elimination Tool:

A) M-lines
B) Z-lines
C) I-bands
D) T-tubules

A

B

C

D

53 / 220

The hormone which inhibits the secretion of pancreatic juice is:

UHS 2015
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Secretin
B) Gastrin
C) Thyroxine
D) Parathormone

A

B

C

D

54 / 220

Monosaccharides are major components of:

UHS 2015
Biology
Biological Molecules
Carbohydrates
Elimination Tool:

A) DNA, ATP, Ribulose bisphosphate and Cysteine
B) DNA, NAD and Insulin
C) DNA, NADP, ATP and Ribulose bisphosphate
D) DNA, RNA and Myosin

A

B

C

D

55 / 220

Which one of the following is an example of a competitive inhibitor?

UHS 2015
Biology
Enzymes
Elimination Tool:

A) Glucose
B) Fumarate
C) Succinic Acid
D) Malonate

A

B

C

D

56 / 220

The gases which are produced by burning of fossils fuels and are responsible for acid rain are:

UHS 2015
Biology
Elimination Tool:

A) CFCs
B) CO2 and CO
C) HCL and Oxides of Nitrogen
D) SO2 and Oxides of Nitrogen

A

B

C

D

57 / 220

Light rays from the sun are absorbed by CO2 and re-radiate as ________ radiations.

UHS 2015
Biology
Elimination Tool:

A) Ultraviolet
B) Indigo
C) Infra-Red
D) Green

A

B

C

D

58 / 220

Myosin is a __________ type of protein.

UHS 2015
Biology
Biological Molecules
Proteins
Elimination Tool:

A) Intermediate
B) Simple
C) Globular
D) Fibrous

A

B

C

D

59 / 220

HIV is classified as:

UHS 2015
Biology
Variety of Life
Elimination Tool:

A) Bacteriophage
B) Oncovirus
C) Retrovirus
D) Icosahedral virus

A

B

C

D

60 / 220

Trophic level of a herbivore in given food-web is:

UHS 2015
Biology
Man and His Enviornment
Elimination Tool:

A) 1
B) 3
C) 4
D) 2

A

B

C

D

61 / 220

In the light independent stage of photosynthesis, the CO2 combines with _______ to form an unstable 6-carbon intermediate.

UHS 2015
Biology
Bioenergetics
Light Independent Mechanism of Photosynthesis
Elimination Tool:

A) Ribulose bisphosphate
B) Hexose sugar
C) Glycerate-3-phosphate
D) Glyceraldehyde-9-phosphate

A

B

C

D

62 / 220

In which phase of the human female menstrual cycle, endometrium prepares for the implantation of embryo?

UHS 2015
Biology
Reproduction
Reproduction in Females
Elimination Tool:

A) Proliferative phase
B) Menstrual phase
C) Secretory phase
D) Ovulation phase

A

B

C

D

63 / 220

During successions, the first organisms that develop on bare rock are:

UHS 2015
Biology
Man and His Enviornment
Elimination Tool:

A) Lichens
B) Shrubs
C) Moss
D) Herbs

A

B

C

D

64 / 220

Which organelle is bounded by two membranes?

UHS 2015
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Ribosome
B) Mitochondria
C) Lysosome
D) Nucleolus

A

B

C

D

65 / 220

ABO blood system is an example of:

UHS 2015
Biology
Variation and Genetics
Blood Group System
Elimination Tool:

A) Polygenes
B) Multiple genes
C) Multiple Alleles
D) Multiple Mutation

A

B

C

D

66 / 220

Water and sodium ions are reabsorbed in:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Urinary Bladder and Urethra
B) Ureter
C) Adrenal Cortex
D) Proximal Convoluted Tubule & Collecting Duct

A

B

C

D

67 / 220

One complete heartbeat consists of one systole and one diastole and lasts for about:

UHS 2015
Biology
Transport
Elimination Tool:

A) 0.8 sec
B) 0.2 sec
C) 0.4 sec
D) 0.5 sec

A

B

C

D

68 / 220

Name common gut roundworm parasites of humans and pigs.

UHS 2015
Biology
Kingdom Animalia
Phylums – porifera to chordata
Elimination Tool:

A) Ascaris lumbricoides
B) Lumbricus terrestris
C) Pheretima posthuma
D) Hirudo Medicinalis

A

B

C

D

69 / 220

Which one of the following is an example of unsaturated fatty acid?

UHS 2015
Biology
Biological Molecules
Lipids
Elimination Tool:

A) Butyric Acid
B) Oleic Acid
C) Palmitic Acid
D) Acetic Acid

A

B

C

D

70 / 220

Alpha cells of pancreas release a hormone known as:

UHS 2015
Biology
Coordination and Control
Elimination Tool:

A) Glucagon
B) Insulin
C) Gastrin
D) Rennin

A

B

C

D

71 / 220

Pepsin, protein digesting enzymes, sets best pH:

UHS 2015
Biology
Enzymes
Elimination Tool:

A) 3.00
B) 4.50
C) 2.00
D) 6.00

A

B

C

D

72 / 220

The DNA formed by the reverse transcription is called:

UHS 2015
Biology
Chromosomes and DNA
DNA Replication
Elimination Tool:

A) rDNA
B) dDNA
C) cDNA
D) DNA

A

B

C

D

73 / 220

Ascending loop of Henle does not allow outflow of:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Na+ ions
B) K+ ions
C) Cl- ions
D) Water

A

B

C

D

74 / 220

Trypsinogen is activated to trypsin by:

UHS 2015
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) HCL
B) Enterokinase
C) Mucus
D) Gastrin

A

B

C

D

75 / 220

The disease in which an individual has extra sex chromosome (44 + XXY) is known as:

UHS 2015
Biology
Cell Cycle
Meiotic Errors
Elimination Tool:

A) Down’s syndrome
B) Turner’s syndrome
C) Klinefelter’s syndrome
D) Jacob’s syndrome

A

B

C

D

76 / 220

The total number of cervical and thoracic vertebrae in human vertebral column is:

UHS 2015
Biology
Support and Movement
Human Skeleton
Elimination Tool:

A) 7
B) 19
C) 14
D) 33

A

B

C

D

77 / 220

Human skin colour is a good example of?

UHS 2015
Biology
Variation and Genetics
Polygenic Inheritance And Epistasis
Elimination Tool:

A) Sex-linked inheritance
B) Polygenic inheritance
C) X-linked inheritance
D) Y-linked inheritance

A

B

C

D

78 / 220

In cystic fibrosis, liposomes-microscopic vesicles are sued which are coated with:

UHS 2015
Biology
Growth and Development
Abnormal Development
Elimination Tool:

A) Healthy Gene
B) Chromosome
C) Protein
D) Carbohydrate

A

B

C

D

79 / 220

A larger quantity of dilute urine is produced in diabetes insipidus. This disease is due to the deficiency of:

UHS 2015
Biology
Homeostasis
Structure and Importance of the Kidney
Elimination Tool:

A) Antidiuretic Hormone
B) Aldosterone
C) Thyroxine
D) Cortisol

A

B

C

D

80 / 220

In electron transport chain, the electrons from NADH and FADH2 are passed to:

UHS 2015
Biology
Bioenergetics
Respiration Mechanism – Glycolysis to Electron Transport Chain
Elimination Tool:

A) Cytochrome a
B) Cytochrome a3
C) Coenzyme C
D) Coenzyme Q

A

B

C

D

81 / 220

Ejection of milk from mammary glands is under the control of which one of the following hormones?

UHS 2015
Biology
Coordination and Control
Elimination Tool:

A) Androgen
B) Oxytocin
C) Progesterone
D) Estrogen

A

B

C

D

82 / 220

Oxyntic cells in stomach produces:

UHS 2015
Biology
Nutrition
Digestion and Absorption
Elimination Tool:

A) Pepsin
B) Pepsinogen
C) Gastrin
D) HCL

A

B

C

D

83 / 220

If lactic acid builds up in thigh muscles, it causes muscle tiredness and pain. This condition is called

UHS 2015
Biology
Support and Movement
Disorders of Skeleton
Elimination Tool:

A) Muscle Fatigue
B) Tetany
C) Cramps
D) Oxygen debt in muscles

A

B

C

D

84 / 220

Thyroxine deficiency in adults’ results in a condition called:

UHS 2015
Biology
Growth and Development
Abnormal Development
Elimination Tool:

A) Cretinism
B) Hypothyroidism
C) Thyrotoximia
D) Myxoedema

A

B

C

D

85 / 220

A technique in transgenic animals in which desired gene is inserted into the eggs of animal is called:

UHS 2015
Biology
Biotechnology
Genetic Engineering & its tools
Elimination Tool:

A) Embryonic Stem Cell mediated Transfer
B) Microinjection
C) Retro-virus mediated gene Transfer
D) Virus vectors

A

B

C

D

86 / 220

Which molecular structure of enzyme is essential for activity of enzyme?

UHS 2015
Biology
Enzymes
Elimination Tool:

A) Primary Structure
B) Quaternary Structure
C) Secondary Structure
D) Tertiary Structure

A

B

C

D

87 / 220

Ribosomes are tiny organisms, which are involved in the synthesis of:

UHS 2015
Biology
Cell Structure and Function
Cytoplasm and Organelles
Elimination Tool:

A) Protein
B) RNA
C) Nucleus
D) Nucleosome

A

B

C

D

88 / 220

The flaps of tricuspid valves are attached to muscular extensions of right ventricle known as:

UHS 2015
Biology
Transport
Elimination Tool:

A) Smooth Muscles
B) Papillary Muscles
C) Intercostal Muscles
D) Skeletal Muscles

A

B

C

D

89 / 220

Select the nearest correct meaning of the given word:

INDICTMENT

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Humiliation
B) Offended
C) Accusation
D) Invisible

A

B

C

D

90 / 220

Select the nearest correct meaning of the given word:
FELICITY

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Boredom
B) Business
C) Happiness
D) Relaxation

A

B

C

D

91 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) They had died in the same day.
B) They had died over the same day.
C) They had died on the same day.
D) They had died of the same day.

A

B

C

D

92 / 220

In spite of all the torture, the police have failed to _________ any confession from the thief.

UHS 2015
English
Fill in the blank
Elimination Tool:

A) Convince
B) Elicit
C) Refuse
D) Refuse

A

B

C

D

93 / 220

Select the nearest corrcet meaning of the given word:
EMPATHY

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Understanding
Show Explanation
B) Animosity
Show Explanation
C) Friendship
Show Explanation
D) Sympathy
Show Explanation

A

B

C

D

94 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) He made me to write the sum on the slip and to sign my name in a book.
B) He made me write the sum on/at the slip and to sign my name in a book.
C) He made me write the sum on the slip and sign my name in a book.
D) He made me to write the sum in a slip and to sign my name in a book.

A

B

C

D

95 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
But the men ate their supper in good appetites.

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) Men
B) Ate
C) Their
D) In

A

B

C

D

96 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
Chips, thinking it over a good many time, always added to himself that Kathie would have approved and also have been amused.

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) A good many time
B) Added to himself

C) Would have approved
D) Have been amused

A

B

C

D

97 / 220

Select the nearest correct meaning of the given word:
PEDAGOGY

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) The study of pediatrics

B) The study of teaching methods
C) The study of cultural heritage
D) The study of the pectoral muscle

A

B

C

D

98 / 220

Youngsters who indulge in love affairs are usually __________ in worldly matters.

UHS 2015
English
Fill in the blank
Elimination Tool:

A) Adjoined
B) Addled
C) Adjured
D) Adhesive

A

B

C

D

99 / 220

Choose the correct sentence from the following

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) The cheery trees stand over the woodland ride.
B) The cheery trees stand about the woodland ride.
C) The cheery trees beside about the woodland ride.
D) The cheery trees stand on the woodland ride.

A

B

C

D

100 / 220

It is the duty of a teacher to _________ moral values in his students besides teaching.

UHS 2015
English
Fill in the blank
Elimination Tool:

A) Tell
B) Record
C) Inculcate
D) Suggest

A

B

C

D

101 / 220

Select the nearest correct meaning of the given word:
ARCANE

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Mysterious
B) Furious
C) Arid
D) Clear

A

B

C

D

102 / 220

Select the nearest correct meaning of the given word:
VIRULENT

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Progressive
Show Explanation
B) Harmful
Show Explanation
C) Healthy
Show Explanation
D) Positive
Show Explanation

A

B

C

D

103 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) Empty of concord is the soul of wit.
B) Empty of concord is the role of wit.
C) Empty of concord is the sole of wit.
D) Empty of concord is the howl of wit.

A

B

C

D

104 / 220

Select the nearest correct meaning of the given word:
CONCERTED

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Strenuous
B) Furious
C) Curious
D) Precious

A

B

C

D

105 / 220

Select the nearest correct meaning of the given word:
RAPT

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Trumpet
B) Bewitched
C) Rapid
D) Rash

A

B

C

D

106 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) Tourism is burgeoned over the last fifteen years.
B) Tourism will burgeoned over the last fifteen years.
C) Tourism have burgeoned over the last fifteen years.
D) Tourism has burgeoned over the last fifteen years.

A

B

C

D

107 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
He picked up one or two magazines and after a hurried glance on the contents carefully replaced them.

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) picked up
B) a hurried
C) on
D) replaced

A

B

C

D

108 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
A common sense of failure is a mistaken ambition of the boys on the part of his parents.

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) Common
B) On
C) Of
D) His

A

B

C

D

109 / 220

Many of the houses in Murree have basic __________.

UHS 2015
English
Fill in the blank
Elimination Tool:

A) Amenities
B) Accuracy
C) Affinity
D) Array

A

B

C

D

110 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) The study of population growth indicates one of the greatest paradox of our time.
B) The study of population growth indicate one of the greatest paradox of our time.
C) The study of population growth indicates one of the greatest paradoxes of our time.
D) The study of population growth indicates one of the greatest paradox in our time.

A

B

C

D

111 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) I am looking forward to secure excellent marks in MCAT.
B) I am looking forward to securing excellent marks in MCAT.
C) I am looking forward securing excellent marks in MCAT.

D) I am looking forward secure excellent marks in MCAT.

A

B

C

D

112 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
His guests found it fun to watch him to make tea – mixing careful spoonful from different caddies

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) It fun
B) To watch
C) To make
D) Careful spoonful

A

B

C

D

113 / 220

Select the nearest correct meaningof the given word:
UNCANNY

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Exact
B) Opposite
C) Good
D) Strange

A

B

C

D

114 / 220

Select the nearest correct meaning of the given word:
MITIGATION

UHS 2015
English
Key Vocabulary
Elimination Tool:

A) Alleviation
B) Classification
C) Formidable
D) Poisonous

A

B

C

D

115 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) His remains were interred in the new cemetery.
B) His remains were entered in the new cemetery.
C) His remains was interred in the new cemetery.
D) His remains was entered in the new cemetery.

A

B

C

D

116 / 220

Identify the segment in the following sentence which contains the mistake that needs to be corrected.
You have put your life in his hands many a times.

UHS 2015
English
Identify errors in sentence
Elimination Tool:

A) Put your life
B) In his hands
C) Many a
D) Times

A

B

C

D

117 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) In North Africa, he barely escaped assassination at the hand of the governor of the province.
B) In North Africa, he barely escaped from assassination at the hands of the governor of the province.
C) In North Africa, he barely escaped from assassination at the hand of the governor of the province.
D) In North Africa, he barely escaped assassination at the hands of the governor of the province.

A

B

C

D

118 / 220

Choose the correct sentence from the following:

UHS 2015
English
Grammar and Punctuation
Elimination Tool:

A) She had turned on the supper steaks when the telephone rang.
B) She had turned over the supper steaks when the telephone rang.
C) She had turned into the supper steaks when the telephone rang.
D) She had turned in the supper steaks when the telephone rang.

A

B

C

D

119 / 220

[Ti(H2O)6]3+ transmits

UHS 2015
Chemistry
Environmental Chemistry
Introduction and Types of Pollution
Elimination Tool:

A) Yellow and Red light
B) Yellow and Blue light
C) Red and white light
D) Red and blue light

A

B

C

D

120 / 220

The given three hydrocarbons are:

UHS 2015
Chemistry
Hydrocarbons
Benzene and its Preparation
Introduction to Hydrocarbons
Elimination Tool:

A) Alicyclic hydrocarbons
B) Aromatic hydrocarbons
C) Acyclic Hydrocarbons
D) Heterocyclic hydrocarbons

A

B

C

D

121 / 220

Which one of the following amino acids is basic in nature?

Chemistry
UHS 2015
Chemistry of Life
Proteins
Elimination Tool:

A) glycine
B) alanine
C) lysine
D) glutamic acid

A

B

C

D

122 / 220

Which one of the following structures shows the correct formula of glutamic acid?

Chemistry
UHS 2015
Carboxylic Acids and its Derivatives
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

123 / 220

Which graph represents Boyle’s law?

UHS 2015
Chemistry
States of Matter – Gases, Liquids and Solids
Gas Laws and General Gas Equation
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

124 / 220

Carboxylic acids are rather hard to reduce, which powerful reducing agent can be used to convert them to the corresponding primary alcohol:

Chemistry
UHS 2015
Carboxylic Acids and its Derivatives
Elimination Tool:

A) H2SO4 / HgSO4
B) V2O5
C) LiAlH4
D) K2Cr2O7 /H2SO4

A

B

C

D

125 / 220

Standard enthalpy of combustion of graphite at 25 °C is –393.51 kJ mol-1 and that of diamond is –395.41 kJ mol-1. The enthalpy change for graphite is:

UHS 2015
Chemistry
Thermochemistry
Standard States and Enthalpy Changes
Elimination Tool:

A) -1.91
B) +2.1
C) -2.1
D) +1.91

A

B

C

D

126 / 220

If the volume of a gas collected at a temperature of 600 °C and pressure of 1.05 × 105 Nm-2 is 60 dm3, what would be the volume of gas at STP (P=1.01 × 103 Nm-2, T = 273 K)?

Chemistry
UHS 2015
States of Matter – Gases, Liquids and Solids
Gas Laws and General Gas Equation
Elimination Tool:

A) 25 cm3
B) 75 cm3
C) 100 cm3
D) 51 cm3

A

B

C

D

127 / 220

In population inversion (Ruby Laser) atoms can reside in the excited state for:

UHS 2015
Physics
Atomic Spectra
Laser
Elimination Tool:

A) 10-11
B) 10-8
C) 10-3
D) 10+3

A

B

C

D

128 / 220

The weight of an electron is:

UHS 2015
Chemistry
Atomic Structure
Sub Atomic Particles and Their Discoveries
Elimination Tool:

A) 9.108 × 10−28 g
B) 9.108 × 10−25 g
C) 9.108 × 10−31 g
D) Too less to be measured

A

B

C

D

129 / 220

Polyamide is formed due to the condensation of hexane-dioic acid with

UHS 2015
Chemistry
Alkyl Halides and Amines
Reactivity and Reactions of Alkyl Halides
Elimination Tool:

A) Hexane-1,5-diamine
B) Hexane-1,6-diamine
C) Hexane-1,4-diamine
D) Hexane-2,5-diamine

A

B

C

D

130 / 220

How will you distinguish between methanol and ethanol?

UHS 2015
Chemistry
Alcohol, Phenols, and Ethers
Elimination Tool:

A) By Lucas test
B) By silver mirror test
C) By oxidation
D) By Iodoform test

A

B

C

D

131 / 220

The biggest source of acid rain is the oxide of:

UHS 2015
Chemistry
Environmental Chemistry
Introduction and Types of Pollution
Elimination Tool:

A) N
B) S
C) O
D) C

A

B

C

D

132 / 220

Which one of the following pairs has the same electronic configuration as possessed by Neon (Ne-10)?

Chemistry
UHS 2015
Atomic Structure
Sub Atomic Particles and Their Discoveries
Elimination Tool:

A) Na+, Cl-
B) K+, Cl-
C) Na+, K+
D) Na+, F-

A

B

C

D

133 / 220

Which one of the following is the correct presentation for Ksp?

UHS 2015
Chemistry
Solution and Colloids
Concentration Units of Solutions
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

134 / 220

The half-life of N2O5 at 0°C is 24 minutes. How long will it take for a sample of N2O5 to decay to 25% of its original concentration?

UHS 2015
Chemistry
Reaction Kinetics
Elimination Tool:

A) 24 minutes
B) 72 minutes
C) 120 minutes
D) 48 minutes

A

B

C

D

135 / 220

When the change in concentration is 6 x 10-4 mol dm-3 and time for that change is 10 seconds, the rate of reaction will be

UHS 2015
Chemistry
Reaction Kinetics
Rate and velocity of chemical reaction
Elimination Tool:

A) 6 × 10-3mol dm-3 sec-1
B) 6 × 10-4 mol dm-3 sec-1
C) 6 × 10-2 mol dm-3 sec-1
D) 6 × 10-5 mol dm-3 sec-1

A

B

C

D

136 / 220

10.0 grams of glucose are dissolved in water to make 100 cm3 of its solution, its molarity is:

UHS 2015
Chemistry
Solution and Colloids
Concentration Units of Solutions
Elimination Tool:

A) 0.55
B) 0.1
C) 10
D) 1

A

B

C

D

137 / 220

The structural formula of 2,3,4 trimethylpentane is:

UHS 2015
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Principles of Organic Chemistry
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

138 / 220

The equation that represents standard enthalpy of atomization of hydrogen is:

UHS 2015
Chemistry
Thermochemistry
Enthalpies of Reactions and its Types
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

139 / 220

Order of reactivity of alkenes with hydrogen halide is:

UHS 2015
Chemistry
Alkyl Halides and Amines
Reactivity and Reactions of Alkyl Halides
Elimination Tool:

A) HBr > HI > HCl
B) HI > HBr > HF
C) HF > HI > HCl
D) HI > HBr > HCl

A

B

C

D

140 / 220

In the following structure, which one is an α-carbon atom?

UHS 2015
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Principles of Organic Chemistry
Elimination Tool:

A) 1
B) 2
C) 3
D) 4

A

B

C

D

141 / 220

Out of these, which nitrogen base is NOT present in DNA?

UHS 2015
Chemistry
Chemistry of Life
Proteins
Elimination Tool:

A) Adenine
B) Guanine
C) Uracil
D) Thymine

A

B

C

D

142 / 220

What is the correct relation between pH and pK?

UHS 2015
Chemistry
Acids, Bases and Salts
Buffer Solutions and Their Applications
Elimination Tool:

A) pH = pKa + log[ Acid/Base ]
B) pH = pKa ― log[ Acid/Base ]
C) pH = pKa ― log[ Base/Acid ]
D) pH = pKa + log[ Base/Acid ]

A

B

C

D

143 / 220

Which one of the following polymer is polystyrene?

UHS 2015
Chemistry
Industrial Chemistry
Industries
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

144 / 220

On the basis of the oxidising power of halogens, which reaction is possible?

UHS 2015
Chemistry
Periodicity in Elements
Introduction to the Periodic Table
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

145 / 220

To produce absolute alcohol (100%) from rectified spirit (95.6% alcohol), the remaining 4.4% water must be removed by a drying agent such as

UHS 2015
Chemistry
Alcohol, Phenols, and Ethers
Elimination Tool:

A) Calcium oxide
B) Calcium chloride
C) Calcium carbonate
D) Carbon monoxide

A

B

C

D

146 / 220

In the below reaction, the configuration of product is:

UHS 2015
Chemistry
Analytical Chemistry
Modern Methods of Analysis
Elimination Tool:

A) 100% same of the configuration of reactant
B) 50% retained
C) 50% inverted
D) 100% opposite from configuration of reactant

A

B

C

D

147 / 220

Which one of the following hydrogen bonds is stronger than others?

UHS 2015
Chemistry
Chemical Bonding
Hydrogen Bonding
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

148 / 220

How many moles of sodium are present in 0.1 g of sodium?

Chemistry
UHS 2015
Stoichiometry
Mole
Elimination Tool:

A) 4.3 ×10-3
B) 4.03 ×10-1
C) 4.01 ×10-2
D) 4.3 × 10-2

A

B

C

D

149 / 220

What is the percentage of nitrogen in NH3NO3?

UHS 2015
Chemistry
Stoichiometry
Theoretical Yield, Actual Yield and Percentage Yield
Elimination Tool:

A) 65%
B) 35%
C) 20%
D) 58%

A

B

C

D

150 / 220

Urea is the most widely used nitrogen fertilizer in Pakistan. Its composition is:

UHS 2015
Chemistry
Environmental Chemistry
Solid Waste Management and Water Treatment
Elimination Tool:

A) NH2CO
B) N2H5CO2
C) N2H4CO2
D) N2H4CO

A

B

C

D

151 / 220

Which one of the following is NOT able to denature the ethanol?

UHS 2015
Chemistry
Alcohol, Phenols, and Ethers
Elimination Tool:

A) Methanol
B) Lactic acid
C) Pyridine
D) Acetone

A

B

C

D

152 / 220

Electronic configuration of Gold [Au79] is

UHS 2015
Chemistry
Atomic Structure
Sub Atomic Particles and Their Discoveries
Elimination Tool:

A) [Xe]4f14, 5d10, 6s1
B) [Xe]4 f10, 5d10, 6s2
C) [Xe]4f14, 5d9, 6s2
D) [Xe]4f14, 5d10, 6s2

A

B

C

D

153 / 220

With the help of spectral data given, calculate the mass of Neon and encircle the best option. (Percentage of 10Ne20, 10Ne21 and 10Ne22 are 90.92%, 0.26% and 8.82% respectively).

Chemistry
UHS 2015
Analytical Chemistry
Modern Methods of Analysis
Elimination Tool:

A) 22.18 amu
B) 21.18 amu
C) 20.18 amu
D) 22.20 amu

A

B

C

D

154 / 220

One method of creating an inverted population is known as _________ and consists of illuminating the laser material with light.

UHS 2015
Physics
Optics, Nature of Light and Optical Instruments
Nature Of Light
Elimination Tool:

A) Optical Pumping
B) Excitation
C) Bremsstrahlung
D) Holography

A

B

C

D

155 / 220

Burning of which one of the following waste is considered as useful industrial fuel or to produce electricity:

UHS 2015
Chemistry
Industrial Chemistry
Safety Considerations in Process Industries
Elimination Tool:

A) Metals
B) Grass
C) Paper
D) Plastic

A

B

C

D

156 / 220

Given solution contains 16.0 g of CH3OH, 92.0 g of C2H5OH and 36 g of water. Which statement about mole fraction of the components is true?

UHS 2015
Chemistry
Stoichiometry
Mole
Elimination Tool:

A) Mole fraction of CH3OH is highest among all components
B) Mole fraction of C2H5OH and H2O is the same
C) Mole fraction of CH3OH and C2H5OH is same
D) Mole fraction of H2O is the lowest among all

A

B

C

D

157 / 220

During the manufacture of nitric acid, nitric oxide is oxidized to nitrogen dioxide.
This reaction is given as:
2NO(g) + O2(g) ⇌ 2NO2(g) ΔH = -114 kJ/mol
According to Le Chatelier’s Principle;

UHS 2015
Chemistry
Chemical Equilibrium
Factors Affecting Equilibria
Elimination Tool:

A) Reaction must not be temperature dependent
B) Reaction must be carried out at room temperature
C) Reaction must be carried out at low temperature
D) Reaction must be carried out at high temperature

A

B

C

D

158 / 220

Which of the following is the correct dot and cross diagram of bonding between two chlorine atoms?

UHS 2015
Chemistry
Chemical Bonding
Covalent Bond
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

159 / 220

Keeping in view the size of atoms, which order is correct?

UHS 2015
Chemistry
Atomic Structure
Sub Atomic Particles and Their Discoveries
Elimination Tool:

A) N > C
B) P > Si
C) Ar > Cl
D) Li > Be

A

B

C

D

160 / 220

Which one of the following is also called the silver mirror test?

UHS 2015
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) Fehling’s solution test
B) Iodoform test
C) Tollen’s reagent
D) Benedict’s solution tests

A

B

C

D

161 / 220

Which one of the following is an example of a co-polymer?

UHS 2015
Chemistry
Industrial Chemistry
Industries
Elimination Tool:

A) Polyamide
B) Polystyrene
C) Polyvinyl acetate
D) Polyvinyl chloride

A

B

C

D

162 / 220

This structure is:

Chemistry
UHS 2015
Chemistry of Life
Proteins
Elimination Tool:

A) Gly-Ala (dipeptide)
B) Asp-Gly (dipeptide)
C) Gly-Val (dipeptide)
D) Asp-Val (dipeptide)

A

B

C

D

163 / 220

Which one of the following will have the smallest radius?

UHS 2015
Chemistry
Atomic Structure
Experiments in Atomic Struture
Elimination Tool:

A) Al3+
B) Si3+
C) Mg2+
D) Na1+

A

B

C

D

164 / 220

Study the following facts:
Zn → Zn+2 + 2e― Eo = +0.76 V
Cu → Cu+2 + 2e― Eo = – 0.34 V

UHS 2015
Chemistry
Electrochemistry
Redox Equations
Elimination Tool:

A) Cu + Zn+2 → Cu+2 + Zn
B) Cu+2 + Zn+2 → Cu + Zn
C) Cu+2 + Zn → Cu + Zn+2
D) Cu+2 + Zn+2 → Cu + Zn+2

A

B

C

D

165 / 220

About 80% of ammonia is used for the production of

UHS 2015
Chemistry
Environmental Chemistry
Solid Waste Management and Water Treatment
Elimination Tool:

A) Explosives
B) Fertilizers
C) Nylon
D) Polymers

A

B

C

D

166 / 220

Which one of the following was used as one of the earliest antiseptic and disinfectants?

UHS 2015
Chemistry
Industrial Chemistry
Industries
Elimination Tool:

A) Phenol
B) Ether
C) Ethanol
D) Methanol

A

B

C

D

167 / 220

The structural formula for alanine is:

Chemistry
UHS 2015
Chemistry of Life
Proteins
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

168 / 220

When acetaldehyde reacts with 2,4-dinitrophenylhydrazine (2,4-DNPH), which one of the following products is formed?

UHS 2015
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) Option A
B) Option B
C) Option C
D) Option D

A

B

C

D

169 / 220

The specific substances (metabolite) that fits on the enzyme surface and is converted to products is called

UHS 2015
Chemistry
Chemistry of Life
Enzymes
Elimination Tool:

A) Co-factor
B) Prosthetic group
C) Isoenzyme
D) Substrate

A

B

C

D

170 / 220

Haemoglobin is a

UHS 2015
Chemistry
Chemistry of Life
Proteins
Elimination Tool:

A) Genetic protein
B) Building protein
C) Transport protein
D) Structural protein

A

B

C

D

171 / 220

There are four orbitals s, p, d and f. Which order is correct with respect to the increasing energy of the orbitals?

UHS 2015
Chemistry
Atomic Structure
Sub Atomic Particles and Their Discoveries
Experiments in Atomic Struture
Elimination Tool:

A) 4s < 4p < 4d < 4f B) 4p < 4s < 4f < 4d C) 4s < 4f < 4p < 4d D) 4f < 4s < 4d < 4p

A

B

C

D

172 / 220

Both aldehydes and ketones are planar to the neighborhoods of the carbonyl (C=O) group. Which one of the following bonds is distorted towards the oxygen atoms?

UHS 2015
Chemistry
Aldehydes and Ketones
Reactivity and Reactions of Carbonyl Group
Elimination Tool:

A) π-bond of C and O
B) Sigma bond of C and H
C) Sigma bond of C and O
D) Sigma bond of C and C

A

B

C

D

173 / 220

Keeping in mind the electrode potential, which one of the following reactions is feasible?

UHS 2015
Chemistry
Electrochemistry
Redox Equations
Elimination Tool:

A) Zn+2 + Cu → Cu+2 + Zn
B) Zn + MgSO4 → ZnSO4 + Mg
C) Fe + CuSO4 → FeSO4 + Cu
D) Cd + MgSO4 → CdSO4 + Mg

A

B

C

D

174 / 220

The IUPAC name of the given compound is:

UHS 2015
Chemistry
Fundamental Principles of Organic Chemistry
Introduction to Fundamental Principles of Organic Chemistry
Elimination Tool:

A) 1-Chloro-2-methylpropane
B) 1-Chloro-2-methylbutane
C) Isobutyl chloride
D) 2-Methyl-3-chloropropane

A

B

C

D

175 / 220

Which one of the following is a powerful electrophile used to attack on the electrons of a benzene ring?

UHS 2015
Chemistry
Hydrocarbons
Reactions of Benzene
Elimination Tool:

A) FeCl2
B) FeCl4-
C) Cl+
D) Cl2

A

B

C

D

176 / 220

‘Ka’ values of a few organic acids are given. The order of acid strength is:

Chemistry
UHS 2015
Acids, Bases and Salts
Strength of Acid and Bases
Elimination Tool:

A) CCl3COOH > CHCl2COOH > CH2ClCOOH > CH3COOH
B) CH3COOH > CHCl2COOH > CCl3COOH > CH2ClCOOH
C) CHCl2COOH > CH3COOH > CCl3COOH > CH2ClCOOH
D) CCl3COOH > CH3COOH > CHCl2COOH > CH2ClCOOH

A

B

C

D

177 / 220

Select the correct Zwitter ionic structures of an amino acid:

Chemistry
UHS 2015
Chemistry of Life
Proteins
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

178 / 220

An organic acid ‘z’ reacts separately with sodium bicarbonate, sodium hydroxide and sodium carbonate. Which one of the following represent the structure of ‘z’?

Chemistry
UHS 2015
Carboxylic Acids and its Derivatives
Elimination Tool:

A) HCOOC2H5
B) CH3―CH=CH2
C) CH3CH2OH
D) H3C―CH2―COOH

A

B

C

D

179 / 220

Two sample of gases ‘1’ and ‘2’ are taken at same temperature and pressure but the ratio of number of their volume is V1:V2 = 2:3. What is the ratio of the number of moles of the gas sample?

UHS 2015
Physics
Fluid Dynamics
Equation Of Continuity
Elimination Tool:

A) 3:2
B) √2 :√3
C) 4:9
D) 2:3

A

B

C

D

180 / 220

Sodium 24 has half-life of 15 hour and it is used in medicine to estimate:

UHS 2015
Physics
Nuclear Physics
Radioactivity
Elimination Tool:

A) Kidney Function
B) Plasma Blood Volume
C) Iron in Plasma
D) Thyroid Function

A

B

C

D

181 / 220

A certain radioactive nuclide of mass number ‘x’ decays by β-emission and α-emission to a second nuclide of mass number ‘t’. Which of the following correctly relates ‘x’ and ‘t’?

UHS 2015
Physics
Nuclear Physics
Radioactivity
Elimination Tool:

A) x = t + 4
B) x = t – 4
C) x – 3 = t
D) x – 1 = t

A

B

C

D

182 / 220

Force on current carrying conductor per unit length is given by:

UHS 2015
Physics
Magnetism and Electromagnetic Induction
Force on a Current Carrying Conductor in a Uniform Magnetic Field
Elimination Tool:

A) IL sinϴ
B) ILB
C) IL
D) IB sinϴ

A

B

C

D

183 / 220

The value of least distance vision for normal eye is:

UHS 2015
Physics
Optics, Nature of Light and Optical Instruments
Magnifying and Resolving Power of Optical Instruments
Elimination Tool:

A) 20cm
B) 30cm
C) 25cm
D) 40cm

A

B

C

D

184 / 220

The potential difference between target and cathode of an X-rays tube is 20 kV and current is 20 mA. What is the λmin of the emitted X-ray?

UHS 2015
Physics
Atomic Spectra
Inner Shell Transitions And Characteristic X-rays
Elimination Tool:

A) 6.19 x 10-4 m
B) 6.19 x 10-14 m
C) 6.19 x 10-11 m
D) 6.19 x 10-19 m

A

B

C

D

185 / 220

Which of the following spectra is most typical of the output of an X-ray tube?

UHS 2015
Physics
Atomic Spectra
Inner Shell Transitions And Characteristic X-rays
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

186 / 220

A wire of area of cross section ‘A’ and original length ‘l’ is subjected to a load
‘L’. A second wire of the same material with an area is ‘2A’ and length ‘2l’ is
subjected to the same load ‘L’. If the extension in the first wire is ‘X’ and the second
wire is ‘Y’, find the ratio ‘X/Y’.

UHS 2015
Physics
Physics of Solids
Elimination Tool:

A) 1:4
B) 1:2
C) 1:1
D) 2:1

A

B

C

D

187 / 220

The distance between two dark adjacent fringes is mathematically written as:

UHS 2015
Physics
Optics, Nature of Light and Optical Instruments
Young’s Double Slit Experiment
Elimination Tool:

A) ∆Y = λL/d
B) ∆Y = λ/dL
C) ∆Y = λd/L

D) ∆Y = d/λL

A

B

C

D

188 / 220

If heat ‘Q1 is absorbed in temperature ‘T’ and heat ‘Q2 is absorbed at temperature of the triple point of water, then the unknown temperature of the system (in K) is :

UHS 2015
Physics
Heat and Thermodynamics
Elimination Tool:

A) 273.16
B) 273.16 Q2/Q1
C) 273.16 Q
D) 273.16 Q1/Q2

A

B

C

D

189 / 220

Root mean square velocity of a gas having pressure ‘P’ and density ‘ρ’ is given by:

UHS 2015
Physics
Fluid Dynamics
Equation Of Continuity
Elimination Tool:

A) √(3P/ρ)
B) 3Pρ
C) 3ρ/P
D) √3ρ/P

A

B

C

D

190 / 220

If ‘A’ is fundamental dimension of ampere then the dimension of magnetic field strength is:

UHS 2015
Physics
Magnetism and Electromagnetic Induction
Measurements
Magnetic Flux and Flux Density
Dimensions of Physical Quantities
Elimination Tool:

A) [MT2A-2]
B) [MT-²A-1]
C) [MT2AL-2]
D) [MT-2A-2]

A

B

C

D

191 / 220

A bar of length ‘L’ pivoted at ‘O’ is acted by a force ‘F’ at an angle ‘ϴ’ with vertical line. What is the moment of force?

UHS 2015
Physics
Forces and Motion
Momentum
Elimination Tool:

A) L sinϴ
B) L cosϴ
C) LF cosϴ
D) LF sinϴ

A

B

C

D

192 / 220

What is 273 K on the Celsius scale of temperature?

UHS 2015
Physics
Heat and Thermodynamics
Kinetic Theory of Gases
Elimination Tool:

A) 0.15 °C
B) 273.15 °C
C) -0.15 °C
D) -273.15 °C

A

B

C

D

193 / 220

Strain energy in a deformed energy is stored in the form of:

UHS 2015
Physics
Physics of Solids
Elimination Tool:

A) Elastic Energy

B) Potential Energy
C) Plastic Energy
D) Kinetic Energy

A

B

C

D

194 / 220

If the fundamental logic gates are connected as:

UHS 2015
Physics
Electronics
Fundamental Logic Gates
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

195 / 220

The dimension of coefficient of viscosity is:

UHS 2015
Physics
Fluid Dynamics
Fluid Friction And Stokes Law
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

196 / 220

In normal adjustment of compound microscope, the eye piece is positioned so that the final image is formed at

UHS 2015
Physics
Optics, Nature of Light and Optical Instruments
Magnifying and Resolving Power of Optical Instruments
Elimination Tool:

A) Optical Center
Show Explanation
B) Infinity
Show Explanation
C) Principle Focus
Show Explanation
D) Near Point
Show Explanation

A

B

C

D

197 / 220

In the reaction, 234Th92 → 234Y91 + 0e-1, the electron 0e-1 emits from the:

UHS 2015
Physics
Nuclear Physics
Nuclear Reactions
Radioactivity
Elimination Tool:

A) Z – 6, A – 12

B) Z – 2, A – 4

C) Z + 1, A

D) Z + 3, A

A

B

C

D

198 / 220

In Young’s Double Slit Experiment, slit separation x = 0.05 cm, distance between screen and slit D = 200 cm, fringes separation x = 0.13 cm, then the wavelength ‘λ’ of light is:

UHS 2015
Physics
Optics, Nature of Light and Optical Instruments
Young’s Double Slit Experiment
Elimination Tool:

A) λ = 1.23 x 10-2 m
B) λ = 3.25 x 10-7 m
C) λ = 4.55 x 10-5 m
D) λ = 5.1 x 10-7 m

A

B

C

D

199 / 220

Which combinations of seven identical resistors each of 2 Ω gives rise to the resultant of 10.4 Ω?

UHS 2015
Physics
Current Electricity
Wire Wound Variable Resistors
Elimination Tool:

A) 5 Parallel, 5 Series
B) 4 Parallel, 3 Series
C) 3 Parallel, 4 Series
D) 2 Parallel, 5 Series

A

B

C

D

200 / 220

Mass flow per second of the fluid is given by:

UHS 2015
Physics
Fluid Dynamics
Fluid Flow
Elimination Tool:

A) ρAv
B) Av
C) ρv
D) Av/ρ

A

B

C

D

201 / 220

Which of the following is the truth table for the logic gate:

UHS 2015
Physics
Electronics
Fundamental Logic Gates
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

202 / 220

What should be the length of a simple pendulum whose period is 6.28 seconds at a place where g = 10 ms-2.

UHS 2015
Physics
Oscillations and Simple Harmonic Motion
Simple Pendulum
Elimination Tool:

A) 0.28 m
B) 10.8 m
C) 6.28 m
D) 10 m

A

B

C

D

203 / 220

The dimensions of pressure is:

UHS 2015
Physics
Measurements
Dimensions of Physical Quantities
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

204 / 220

. An observer moves with velocity ‘vO’ towards a stationary source, then the number of waves received in one second is:

UHS 2015
Physics
Wave Motion and Sound
Periodic Waves
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

205 / 220

When the rate of a gas changes without a change in temperature, the gas is said to have
undergone:

UHS 2015
Physics
Heat and Thermodynamics
First Law of Thermodynamics
Elimination Tool:

A) Isothermal Process
B) Adiabatic Process
C) Isochoric Process
D) Isobaric Process

A

B

C

D

206 / 220

Cobalt 60 is used in medicine and is an intense source of:

UHS 2015
Physics
Nuclear Physics
Radioactivity
Elimination Tool:

A) α-particles
B) β-particles
C) γ-rays
D) Neutrons

A

B

C

D

207 / 220

Magnetic field strength is measured in:

UHS 2015
Physics
Magnetism and Electromagnetic Induction
Magnetic Flux and Flux Density
Elimination Tool:

A) Wbm-1
B) Wbm-2
C) Wbm2
D) Wb

A

B

C

D

208 / 220

In X-ray tube, electrons after being accelerated through velocity ‘v’ strike the target, then the wavelength of emitted X-rays is:

UHS 2015
Physics
Dawn of Modern Physics
Elimination Tool:

A) Not greater than hc/eV
B) . Not less than hc/eV
C) Equal to the h/mV

D) Greater than or equal to hc/eV

A

B

C

D

209 / 220

If electrons of charge ‘e’, with rest mass ‘m’, are accelerated through a potential difference ‘V’ and strike a metal target, then velocity of electrons is:

UHS 2015
Physics
Current Electricity
Elimination Tool:

A) Ve/m
B) √(Ve/m)
C) √(Ve/)2m
D) √(2Ve/m)

A

B

C

D

210 / 220

If the fundamental logic gates are connected as:

UHS 2015
Physics
Electronics
Elimination Tool:

A) A
B) B
C) C
D) D

A

B

C

D

211 / 220

What should be the ratio of kinetic energy to total energy for simple harmonic oscillator?

UHS 2015
Physics
Oscillations and Simple Harmonic Motion
Simple Harmonic Motion and Uniform Circular Motion
Elimination Tool:

A) 1 − (x 2 / xo 2 )
B) 1
C) (xo 2 − x 2 )
D) ½ (x 2)

A

B

C

D

212 / 220

During the decay of radioactive isotopes 232 90X to a stable isotope, six α-particles and four β – particles are emitted, what is the atomic number ‘Z’ and mass number ‘A’ of the stable isotopes.

UHS 2015
Physics
Nuclear Physics
Radioactivity
Elimination Tool:

A) Z = 70, A = 220
B) Z = 78, A = 212
C) Z = 82, A = 212
D) Z = 82, A = 208

A

B

C

D

213 / 220

In the case when the electrons lose all their kinetic energy (K.E.) in the first collision, the X-ray photon emitted has the following set of frequency and wavelength?

UHS 2015
Physics
Wave Motion and Sound
Reflection of Waves and Phase Change
Elimination Tool:

A) fmax , λmin
B) fmax , λmax
C) fmin , λmax
D) fmin , λmin

A

B

C

D

214 / 220

In Wilson Cloud Chamber which of the following tracks represented β-particles?

UHS 2015
Physics
Nuclear Physics
Biological Effects and Uses of Radiation
Elimination Tool:

A) A
B) B
C) C

A

B

C

NONE

215 / 220

The unit of temperature in base unit is:

UHS 2015
Physics
Measurements
International System of Units
Elimination Tool:

A) Celsius
B) Degree
C) Kelvin
D) Fahrenheit

A

B

C

D

216 / 220

A body is having weight 20 N, when the elevator is descended with a = 0.1 ms-2, then the value of tension ‘T’ is:

UHS 2015
Physics
Circular Motion & Momentum
Elimination Tool:

A) 196 N
B) 19.8 N
C) 1.98 N
D) 2 N

A

B

C

D

217 / 220

The resistance of a piece of wire is 12 Ω. It is bent to form an equilateral triangle. What is the equivalent resistance between any two corners of the triangles?

UHS 2015
Physics
Current Electricity
Wire Wound Variable Resistors
Elimination Tool:

A) 1.3 Ω
B) 2.0 Ω
C) 4.0 Ω
D) 2.7 Ω

A

B

C

D

218 / 220

When two slightly different frequency waves superimpose ______ is formed.

UHS 2015
Physics
Wave Motion and Sound
Superposition Of Waves
Elimination Tool:

A) Stationary waves
B) Sounds waves
C) Beats
D) Light waves

A

B

C

D

219 / 220

If a resistor having resistance ‘R’ is cut into three equal parts, then the equivalent of parallel combination is:

UHS 2015
Physics
Current Electricity
Wire Wound Variable Resistors
Elimination Tool:

A) 6/R
B) 3/R
C) R/9
D) R/3

A

B

C

D

220 / 220

In fluid flow, for the equation of continuity A1v1 = A2v2. If the velocity of the fluid at one end is doubled, then what will be the cross-sectional area at this end?

UHS 2015
Physics
Nuclear Physics
Elimination Tool:

A) Double
B) Half
C) (Half)2
D) (Double)2

A

B

C

D

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