Punjab UHS MDCAT Past Papers 2023

Punjab UHS MDCAT 2023

1 / 200

The final destination of lymph is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Lymph node

B) Lymphoid organs

C) Lymph capillaries

D) Subclavian vein

2 / 200

The body of which is called metamerically segmented?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cnidarians

B) Nematodes

C) Annelids

D) Sponges

3 / 200

Which type of bond must be broken for water to vaporize?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Nonpolar covalent bonds

B) Polar covalent bonds

C) Hydrogen bonds

D) Covalent bonds

4 / 200

Energy is by the breakdown of complex molecules into simpler ones, such reactions are called catabolic reactions

UHS MDCAT 2023
Biology
Elimination Tool:

A) Released

B) Consumed

C) Produced

D) Destroyed

5 / 200

The value of active mombeano potential of the neuron is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) 0.01 volts

B) 0 02 Volts

C) 0.05 Volts

D) 0.07 Volts

6 / 200

According to evolutionary studies. prokaryotes may have arisen around:

UHS MDCAT 2023
Biology
Elimination Tool:

A) 2.5 billion years ago

B) 3.5 billion years ago

C) 4.5 billion years ago

D) 5.5 billion years ago

7 / 200

The term menopause means:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Start of menstruation

B) Start of ovulation

C) Stop of ova production

D) Degeneration of ovaries

8 / 200

Virus is what type of agent?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cellular agent

B) Infectious agent

C) Non-infectious agent

D) Non-protein agent

9 / 200

Proteins and lipids are modified into Glycoproteins & Glycolipids by which cell organelle?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Golgi complex

B) Rough Endoplasmic Reticulum

C) Smooth Endoplasmic Reticulum

D) Ribosomes & chromosomes

10 / 200

Smooth muscles are found in all mentioned below except

UHS MDCAT 2023
Biology
Elimination Tool:

A) Trachea

B) Bronchi

C) Bronchioles

D) Alveoli

11 / 200

Cartilage is a type of which tissue?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Connective tissues

B) Epithelial tissues

C) Muscular tissues

D) Nervous tissues

12 / 200

Most of the monosaccharides form a ring structure when in solution. For example ribose will form a five cornered ring known as

UHS MDCAT 2023
Biology
Elimination Tool:

A) Glucopyranose

B) Ribofuranose

C) Glyceradehyde

D) Acetaldehyde

13 / 200

Which of the following is used in baking?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Aerobic respiration

B) Anaerobic respiration

C) External respiration

D) Internal respiration

14 / 200

Which statement is true about regarding both starch and cellulose?

UHS MDCAT 2023
Biology
Elimination Tool:

A) They are both polymers of glucose.

B) They are geometric isomers of each other

C) They can both be digested by humans.

D) They are both used for energy storage in plants.

15 / 200

The provirus of HIV is structurally and chemically made up of?

UHS MDCAT 2023
Biology
Elimination Tool:

A) ssRN

B) ssDNA

C) dsRNA

D) dsDNA

16 / 200

What of the following virus contains single stranded DNA?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Adeno virus

B) Herpes virus

C) Parvo virus

D) Pox virus

17 / 200

Cells of different types can be distinguished on the basis of surface.

UHS MDCAT 2023
Biology
Elimination Tool:

A) Phospholipids

B) Globular proteins

C) Glycolipieds and glycoproteisn

D) Cholesterol

18 / 200

The cell membrane of muscle cell is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Sarcoplasm

B) Sarcolemma

C) Sarcomere

D) Myofibrils

19 / 200

___________ forms almost three-fourth of the body by weight

UHS MDCAT 2023
Biology
Elimination Tool:

A) Water

B) Protein

C) Carbohydrates

D) Lipids

20 / 200

Which is the major event in electron transport chain?

UHS MDCAT 2023
Biology
Elimination Tool:

A) ATP synthesis

B) Substitution

C) Decarboxylation

D) Isomerisation

21 / 200

Which one of the following is X Linked Dominant disorder?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Haemophilia

B) Color blindness

C) Hypophosphatemic rickets

D) Hypertrichosis

22 / 200

Bacterial cell have ability to maintain its shape through

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cell wail

B) Capsule

C) Cell wall & slime

D) Slime

23 / 200

Which of the following is an example of spiral shaped bacteria?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Diplococcus pneumoniae

B) Hyphomicrobium

C) Escherichia coil

D) Pseudomonas

24 / 200

The ____________ describes how water and dissolved chemicals are carried through the cell wall and intercellular gaps of plants.

UHS MDCAT 2023
Biology
Elimination Tool:

A) Apoplast Theory

B) Symplast Theory

C) Vacuolar Theory

D) Cytoplasmic Theory

25 / 200

During testing membrane potential condition:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Outer suite of neuron is more positive

B) Inner surface of neuron is more positive

C) Both of these surfaces are equally positive

D) Both of these surfaces are equally negative

26 / 200

The specific heat of vaporization of water plays an important role in the regulation of heat produced by

UHS MDCAT 2023
Biology
Elimination Tool:

A) Reduction

B) Oxidation

C) Redox

D) None of above

27 / 200

Feeding by living in or on the other organism (host) belonging to different species is called?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Mineral nutrition

B) Parasitic nutrition

C) Saprophytic nutrition

D) Symbiotic nutrition

28 / 200

Mitosis, a type of cell division is observed in?

UHS MDCAT 2023
Biology
Elimination Tool:

A) E. Coli

B) Nostoc

C) Blue green algae

D) Cyanobacteria

E) None of these

29 / 200

ABO blood group is controlled by more than two alleles in a population. This shows that ABO blood group is an example of:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Polygenic Inheritance

B) Multiple Alleles

C) Operons

D) Allelic interaction

30 / 200

The movement of water to lower solute concentration area through a semipermeable membrane is?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Osmotic Potential

B) Pressure potential

C) Soil potential

D) Solute potential

31 / 200

The enzyme which can work on Ph 1 of the medium is?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Pepsin

B) Sucrase

C) Pancreatic lipase

D) Chymotrypsin

32 / 200

Production of Follicle-stimulating hormone (FSH) and Luteinizing Hormone (LH) from the pituitary gland of female is controlled by:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Ovary

B) Uterus

C) Stimulated follicles

D) Hypothalamus

33 / 200

Number of major layer/layers of cell wall in ram positive bacteria is/are:

UHS MDCAT 2023
Biology
Elimination Tool:

A) 1

B) 2

C) 3

D) 4

34 / 200

Descending aorta is bifurcated into two vessels which on further division from femoral artery that supply blood to high muscles of legs:

UHS MDCAT 2023
Biology
Elimination Tool:

A) iliac vein

B) iliac artery

C) temporal artery

D) sciatic artery

35 / 200

The pressure receptors that receive deep pressure stimulus in human body are called.

UHS MDCAT 2023
Biology
Elimination Tool:

A) Meisener Corpuscles

B) Pacinian Corpscles

C) Red Blood Corpuscles

D) Cholesterol

36 / 200

The molecules used to control virus during infection of animal cells are:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Interferon

B) Histone

C) Antigen

D) Serum

37 / 200

Which enzyme is different from others?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Pepsin

B) Trypsin

C) Chymotrypsin

D) Lactase

38 / 200

Excretion in Planaria takes place by ?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Malpighian tubules

B) Protonephridia

C) Metanephridia

D) Nephron

39 / 200

Enteron is the characteristic feature of:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Phylum Porifera

B) Phylum Cnidaria

C) Phylum Plathehelminthes

D) Plylum Echinodermata

40 / 200

Number of layers of cell wall in Gram positive bacteria is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) 1

B) 2

C) 3

D) 4

41 / 200

Irregular striations and involuntary control is related to?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cardiac muscle cells

B) Fibroelastic cartilage cell

C) Skeletal muscle cells

D) Smooth muscle cells

42 / 200

Which of the following type of organs are supposed to be functional in ancestral species rather than in present day species:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Vestigial organs

B) Homologous organs

C) Homologous organs

D) Embryonic organs

43 / 200

In a typical nerve. the action potential duration is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) 1 milisecond

B) 1 microsecond

C) 1 second

D) 1 minute

44 / 200

The chemical Messengers that transmit action potential across the synapse in the form of chemicals are?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Synaptic knob of synapse

B) Reflex actions

C) Neurotransmitters

D) Acetylcholinesterase

45 / 200

According to Mendel Law of Segregation, the one individual out of four in F2 generation had phenotype that failed to express in generation.

UHS MDCAT 2023
Biology
Elimination Tool:

A) F1

B) F2

C) F3

D) P1

46 / 200

Biologically, plays key roles in maintaining the integrity of lipid bilayer membranes.

UHS MDCAT 2023
Biology
Elimination Tool:

A) Hydrophilic exclusion

B) Hydrophobic

C) Specific heat capacity exclusion

D) Heat of vaporization

47 / 200

The method of bringing oxygenated air into contact with a gas exchange surface is called?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Photorespiration

B) Ventilation

C) Gas transport

D) Respiration

48 / 200

Which of the following is the main point of Darwinism?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Over production

B) Variation

C) Disuse of organ

D) Perceived unity of life

49 / 200

The active sites of enzymes are composed of?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Few Nucleotides

B) Few Nucleosides

C) Few Sacchandes

D) Few Amino Acids

50 / 200

Which of the following transition metal show 3d5 configuration in its +2-oxidation state?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Cu+2

B) Fe+2

C) Mn+2

D) Zn+2

51 / 200

The major enzymes involved in transfer of phosphate group from ATP to Glucose is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Isomerase

B) Dehydrogenase

C) Kinase

D) Decarboxylase

52 / 200

All the following are disinfectants to control bacterial growth except:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Tincture of Iodine

B) Potassium Permanganate

C) Mercuric Chloride

D) Hydrogen Peroxide

53 / 200

Only those genes can assort independently whose loci are on:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Same chromatids

B) Same chromosomes

C) Non -homologous chromosomes

D) Homologous chromosomes

54 / 200

NAD is an important?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Enzyme

B) Coenzyme

C) Hormone

D) Vitamin

55 / 200

Out of 36 ATPs, how many are produced in electron transport chain?

UHS MDCAT 2023
Biology
Elimination Tool:

A) 28

B) 30

C) 32

D) 34

56 / 200

During sliding of actin filaments, ATP is used for?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cross bridge formation

B) Cross bridge breaking

C) Dragging filaments

D) Shortening of filaments

57 / 200

Four chambered heart with right systemic arch only is present in?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Amphibians

B) Reptiles

C) Birds

D) Mammals

58 / 200

The function of hyaluronidase enzyme is:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Penetration of the sperm into the Ovum

B) Entrance of the sperm into the vagina tube

C) Entrance of the sperm into the fallopian

D) Inactivation of sperms after their failure to fertilize ovum

59 / 200

Cell wall of prokaryotic cell is composed of:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Carbohydrates

B) Carbohydrates & Proteins

C) Proteins

D) Proteins & Lipids

60 / 200

To study sex linkages in Drosophila, Morgan mated white eyed males with wild type red eyed females. What will be the phenotype of offspring?

UHS MDCAT 2023
Biology
Elimination Tool:

A) All red eyed males and females

B) Red eyed females and white eyed males

C) White eyed females and red eyed males

D) All white eyed females and males

61 / 200

In human females, what is the small, pear-shaped, muscular, distensible, sac-like organ where gestation takes place?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Uterus

B) Kidney

C) Fallopian tube

D) Stomach

62 / 200

Helicobacter pylori is an example of:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Cocci

B) Bacilli

C) Pleomorphic

D) Spiral

63 / 200

Test cross is made to check the genotype of a trait. Which of the following crosses is a test cross?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Unknown x At

B) Unknown x tt

C) Unknown x AB

D) Unknown x IT

64 / 200

Competitive inhibhnors are ______________?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Homologous to substrate

B) Analogous to substrate

C) Smaller than substrate

D) Larger than substrate

65 / 200

What is true about Ozytocin?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Acts on kidney tubules

B) Stimulates ICSH

C) Perform cellular fun

D) Dilate milk ducts of mammary glands

66 / 200

Which structure of prokaryotic cell will play the role of mitochondrion?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Spores

B) Cyst

C) Nucleotd

D) Mesosomes

67 / 200

Which of the following is the main point of Darwinism?

UHS MDCAT 2023
Biology
Elimination Tool:

A) Snake's legs

B) Shedding of milk teem

C) Muscle atrophy

D) Movement of ear

68 / 200

Cyclosis and amoeboid movements are due to:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Microtubu!e

B) Cilia

C) Microfilaments

D) Intermediate filaments

69 / 200

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: Your toddler drops and breaks a glass by genuine accident.

Courses of Action:

I. yell at them to be more careful with things made out of glass.

II. Punish them to make sure they remember to be extra careful next time.

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) I

B) II

C) Both I and II

D) Neither I nor II

70 / 200

Observe the pattern and select the next term in the sequence: SSSSS, SSRSS, SRQRS, RQPQR

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) RQDQR

B) QRORQ

C) RQPOPQR

D) QPOPQ

71 / 200

Read the following statements and identify the best cause and effect relation.

I. State P started providing multiple rehabilitation schemes, like free education, job search help and help groups for addicts, etc. over the past year.

II. Crimes rates for state P have steadily decreased over the past year.

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) II is the cause and I is its effect

B) I is the cause and II is its effect

C) I and II are effects of some common cause

D) I and II are both effects of independent causes

72 / 200

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?

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) X is 31, Y is 29 and Z is 24.

B) X is 29, Y is 29 and Z is 24.

C) X is 23, Y is 29 and Z is 24.

D) X is 27, Y is 31 and Z is 26.

73 / 200

Read the passage and the following statements below. Then choose the correct Option, basing your answer only on the information provided.

Pakistan is rich in wildlife and culture. It is home to many sorts of wildlife, from the Ibex to the Indus River Dolphin; and people from most countries in the world have made their home here.

Statements:

I. Pakistan is a rich country.

II. People from all nationalities of the world live in Pakistan.

III. Pakistan is home to at least one dolphin species.

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) Only III is correct

B) Only I and II are correct

C) Only I and III are correct

D) Only II and III are correct

74 / 200

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.

UHS MDCAT 2023
Logical Reasoning
Elimination Tool:

A) I and III

B) II

C) II and III

D) I and II

75 / 200

What is the molecular formula of pyridine molecule?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) C6H5N

B) C5H5N

C) C5H5NH

D) C6H6N

76 / 200

Which is not a property of liquid?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Osmotic pressure

B) Freezing point

C) Diffusion

D) Melting

77 / 200

A compound of phosphorus oxide has 43.6% of Oxygen. Its empirical formula is?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) P2O5

B) P2O3

C) P5O2

D) PO2

78 / 200

The addition reaction of 2-butene with HBr produces?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 1-bromobutane

B) 2-bromobutane

C) 2,3-dibromobutane

D) 1,3-dibromobutane

79 / 200

In SN1 reactions the correct order of reactivity of alkyl halide is?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Primary>secondary>tertiary

B) Tertiary>secondary>primary

C) Secondary>primary>tertiary

D) Primary>tertiary >secondary

80 / 200

The same moles of H2, N2 and O2 are present in 0.1 cc volume at STP. Which one has greatest number of molecules:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) N2

B) H2

C) O2

D) Number of molecules are equal

81 / 200

Acetic acid is weak acid than sulphuric acid because of which of the following reasons?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) It decomposes on increasing temperature

B) It has less degree of ionisation

C) It has -COOH group

D) It has more inductive effect

82 / 200

Which of the following has the highest atomic radius in its period?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Alkaline earth metals

B) Alkali metals

C) Chalcogens

D) Halogens

83 / 200

Identify which method is used to prepare Alkynes?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Dehalogenation of Vicinal Dihalides in the presence of methanol.

B) Dehydration of Alcohols in the presence of Al2O3 at 340-450-degree centigrade.

C) Dehalogenation of Vicinal Dihalides in the presence of strong base.

D) Electrolysis of di carboxylic acid salts.

84 / 200

Dehydration of alcohol gives which of the following product in the presence of H2SO4 at 1400?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Acetaldehyde

B) Diethyl ether

C) Diethyl ether

D) Ethyl chloride

85 / 200

Which element has the ground state electronic configuration of 1s2, 2s2, 2p6, 3s2, 3p6?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Ar

B) Cl

C) Na

D) S

86 / 200

Why fluorine has less electron affinity as compared to bromine?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Electronegativity

B) Thick small electronic cloud

C) Seven electrons in outermost shell

D) Higher ionization energy

87 / 200

What is the proton (atomic number) of an element that has four unpaired electrons in its ground state?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 6

B) 14

C) 22

D) 26

88 / 200

Which type of forces exist between iodine molecules?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Dipole-dipole forces

B) Dipole-induced dipole forces

C) Instantaneous dipole-induced dipole forces

D) Non-polar forces

89 / 200

If phenol is treated with 3 moles of conc. HNO3 in the presence of H2SO4 what will be the product?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) o-nitro phenol

B) p-nitro phenol

C) o-nitro phenol and p-nitro phenol

D) picric acid

90 / 200

Mr. Khan mix acetic acid with thionyl chloride. Which product is obtained?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) CH3COCI + SO2 + HCl

B) CH3CI + CH3COCI

C) CH3COOCH3 + SO2

D) CH3CI +SO2+HCI

91 / 200

The increasing stability order of the following compounds (1 )CH3 CH2 CH2+ (2) (CH3) 3C+ (3) CH3 CH2 CH+ CH3 are ?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 1 > 2 > 3

B) 3 > 2 > 1

C) 2> 3 > 1

D) 3 > 1 > 2

92 / 200

Competitive inhibitors stop an enzyme from working by:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Changing the shape of the enzyme

B) Merging with the substrate instead

C) Blocking the active site of the enzyme

D) Combining with the product of the reaction

93 / 200

In metals, why electric conductivity decreases with the increase of temperature?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Because electron movement decrease with the increase of temperature

B) Because metal ions oscillations hinder electron movement

C) Because electron direction changes at high temperature

D) Because they pass heat current through collision of electrons

94 / 200

The average weight of atoms of an element compared to the weight of one atom of _________ is called atomic weight.

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Carbon

B) Helium

C) Hydrogen

D) Nitrogen

95 / 200

The bond energy of hydrogen in H2 molecule is:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 242 KJ/mol

B) 431 KJ/mol

C) 436 KJ/mol

D) 346 KJ/mol

96 / 200

If carboxylic acid and ketone groups C=0 are present in a chain then final name will be given as

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) oxo, oic acid

B) One, Oic acid

C) Both 1 and 2

D) None of these

97 / 200

Which of the following reagents can be used to distinguish between 1-Pentyne and 2-Pentyne?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) AgNO3 + NH4OH

B) 1% alkaline dilute KMnO4

C) Br2/CCI4

D) K2Cr2O7 +H2SO4

98 / 200

What is the ILIPAC name of diisopropyi ketone?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 1,3-Dilsopropylpropan-2-one

B) 2,4-Dimethylpentan-3-one

C) 2,4-Dimethylpentan-2-one

D) 1,3-Dimethylpropan-2-one

99 / 200

In reversible reaction, when product is removed, the equilibrium shift towards the:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Reactant side

B) Product side

C) Both side one by one

D) No effect

100 / 200

The electronic configurations of some elements are given below. Recognize the element that belongs to group IIIA

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 1s2 2s2 2p3

B) 1s2 2s2 2p4

C) 1s2 2s2 2p1

D) 1s2 2s2 2p2

101 / 200

The appearance of a silver mirror in Toliens test indicates the presence of which of the following?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) A ketone

B) An aldehyde

C) An acid

D) An alcohol

102 / 200

Under suitable conditions alkanes cannot undergo ___________ reactions?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Substitution

B) Combustion

C) Hydrogenation

D) Addition

103 / 200

Which oxyacid of halogen is strong oxidizing agent?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) HCIO4

B) HCIO3

C) HCIO

D) HCIO2

104 / 200

What is the reason of energy changes in chemical reactions?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Bond formation

B) Bond breakage

C) Bond formation and breakage

D) Ionic bonds

105 / 200

Propanone can be prepared from propyne by:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Passing a mixture of propyne and steam over a catalyst, magnesium at 420°C

B) Passing a mixture of propyne and ethanol over a catalyst, zinc chromate

C) Boiling propyne with water in the presence of HgSO4 and H2SO4

D) Treating propyne with iodine and NAOH

106 / 200

The process of heat flow between hotter and colder gases remains continued until all the molecules have equal

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Average translational kinetic energy

B) Average translational kinetic energy

C) Average translational potential energy

D) Average vibrational kinetic energy

107 / 200

Which of the following electronic configuration is correct for 24Cr?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 1s2,252,2p6,3s2,3p6,4s2,3d5

B) 1s2,2s2,2p6,3s2,3p6,4s2,3d4

C) 1s2,2s2,2p6, 3s2,3p6,3d6

D) 1s2,2s2,2p6,3s2,3p6,4f6

108 / 200

Select the metal which is extracted from bauxite?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Al

B) Ca

C) Mg

D) Cu

109 / 200

How will be the rate of reaction, if the slope of the curve is greater near the start of the reaction?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Constant

B) Equilibrium

C) Greater

D) Lesser

110 / 200

Which one of the following gases has the lowest density under room conditions?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Neon

B) Nitrogen

C) Oxygen

D) Fluorine

111 / 200

The rate of reaction between two specific time intervals is called?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Instantaneous rate of reaction

B) Rate of reaction

C) Average rate of reaction

D) Initial rate

112 / 200

After the digestion & before absorption the product of the protein is:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Amino Acid and small polypeptide

B) Only Amino Acid

C) Only small polypeptide

D) Only ammonia

113 / 200

All alkali metals react with chlorine gas to form white metal chlorides salt. The metal chlorides salt formed is:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Insoluble

B) Soluble in water to give neutral solution of ph 7

C) Soluble in water to give acidic solution of ph 1

D) Soluble in water to give alkaline solution of ph 14

114 / 200

0xidation number of free magnesium is?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 0

B) +1

C) +2

D) +3

115 / 200

Which of the following is correct electronic configuration of iron (II) ion (atomic no. of Fe is =26)?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) [Ar] 4s0, 3d6

B) [Ar] 4s2, 3d6

C) [Ar] 4s2, 3d4

D) [Ar] 4s2, 3d5

116 / 200

Which of the functional group are present in ethyl acetate?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Aldehyde group

B) Carboxyl group

C) Ester group

D) Ether group

117 / 200

Alkylbenzene is formed when benzene is treated with an alkyl halide in the presence of anhydrous aluminum chloride. Identify the type of reaction.

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Halogenation

B) Friedel-Crafts acylation reaction

C) Friedel-Crafts alkylation reaction

D) Sulphonation

118 / 200

What are vinyl alcohol and acetaldehyde

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Position isomers

B) Position isomers

C) Metamers

D) Tautomers

119 / 200

When 2-bromopropane reacts with Sodium ethoxide, the major product is/are?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Propane

B) Propene

C) Ethyl isopropyl ether

D) All are formed

120 / 200

Which element is used as standard to determine atomic mass of an element?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) H

B) C

C) P

D) Cl

121 / 200

What is the ultimate fate of reversible reaction?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Completion of reaction

B) Complete consumption of reactants

C) Complete consumption of products

D) A state when there is no net concentration change

122 / 200

What is the unit of heat capacity?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) JK-1

B) kJmol-1

C) kJ/K

D) kJ.mol

123 / 200

In anisotropic crystals which property do not change with the change in direction of crystalline structure?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Electrical conductance

B) Thermal conductance

C) Molar mass

D) Refractive index

124 / 200

When 6d orbital is filled, the entering electron goes into?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) 7f

B) 7d

C) 7p

D) 7s

125 / 200

Complete oxidation of alcohol gives which of the following?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Aldehyde

B) Alkane

C) Carboxylic acid

D) Ketone

126 / 200

One can estimate the direction in which equilibrium will shift with the help of:

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Le chaltier's principle

B) Law of mass action

C) Mess's law

D) Law of heat of formation

127 / 200

Which one of them is amphoteric in nature?

UHS MDCAT 2023
Chemistry
Elimination Tool:

A) Lithium oxide

B) Beryllium oxide

C) Calcium oxide

D) Potassium oxide

128 / 200

A carpenter carves ________ on cab doors. Choose the right word to fill in the blank.

UHS MDCAT 2023
English
Elimination Tool:

A) Arabesque

B) Ornate

C) Decked

D) Floral

129 / 200

Choose the correct option.

We felt as if the ground was ________ beneath our feet.

UHS MDCAT 2023
English
Elimination Tool:

A) Digging

B) Sinking

C) Slipping

D) Bursting

130 / 200

Punctuate the given sentence correctly.

My father is Chairman of the Committee on Internal Relations he also heads the Discipline Committee.

UHS MDCAT 2023
English
Elimination Tool:

A) My father is Chairman of the Committee on Internal Relations. He also heads the Discipline Committee,

B) My father is Chairman of the Committee on Internal Relations – he also heads the Discipline Committee.

C) My father is Chairman of the Committee on Internal Relations: he also heads the Discipline Committee.

D) My father is Chairman of the Committee on Internal Relations, but he also heads the Discipline Committee.

131 / 200

We just _________ a game of tennis.

UHS MDCAT 2023
English
Elimination Tool:

A) Has

B) Had

C) Have

D) Have had

132 / 200

Choose the similar meaning of the bracketed word. (Providentially), his mind was not injured.

UHS MDCAT 2023
English
Elimination Tool:

A) Slowly

B) Steadily

C) Really

D) Luckily

133 / 200

Choose the correct option.

We felt as if the ground was _________ beneath our feet.

UHS MDCAT 2023
English
Elimination Tool:

A) digging

B) sinking

C) slipping

D) bursting

134 / 200

In winter, the days and nights is cold. Choose the part of the sentence that carries error:

UHS MDCAT 2023
English
Elimination Tool:

A) In winter

B) The days

C) And nights

D) Is cold

135 / 200

Right after the Civil War, many distraught soldiers made their way West to find fame and fortune. Some could not go home because there were no homes to go to. The war had devastated them. One young man, Will Goodlad, made his fortune in the hills of Colorado. He found gold in a little river near Grand Junction. His fortune was short lived, however. In 1875, he declared bankruptcy and returned to the land of his birth- the Piedmont of South Carolina. For which side did Will fight during the War?

UHS MDCAT 2023
English
Elimination Tool:

A) East

B) West

C) North

D) South

136 / 200

A few years ago, it _________ that human beings do not belong to this earth.

UHS MDCAT 2023
English
Elimination Tool:

A) Found

B) Was found

C) Were found

D) Had found

137 / 200

__________ so many people been out of work as today. Which part is the most appropriate to be filled in the blank?

UHS MDCAT 2023
English
Elimination Tool:

A) More than ever before

B) Never before have

C) In the past, there never have

D) Formerly, there never were

138 / 200

A shoal of fish _________ killed by the fishermen.

UHS MDCAT 2023
English
Elimination Tool:

A) Has been

B) Have

C) Had

D) Has

139 / 200

Spot the error out of the bracketed words. We try to speak (with) (one another) (but) (convey) nothing.

UHS MDCAT 2023
English
Elimination Tool:

A) with

B) one another

C) convey

D) but

140 / 200

Choose the sentence that is grammatically correct:

UHS MDCAT 2023
English
Elimination Tool:

A) He weighed himself two maunds.

B) He weighed two maunds.

C) He weighed themselves two maunds.

D) He weighed itself two maunds.

141 / 200

The pen is expensive; still I _________ it.

UHS MDCAT 2023
English
Elimination Tool:

A) Bought

B) Will buy

C) Have bought

D) Buyed

142 / 200

Which of the following sentences is correct?

UHS MDCAT 2023
English
Elimination Tool:

A) I want to live near my parents live.

B) I want to live where my parents live.

C) I want to live where, my parents live.

D) I want to live where: my parents live.

143 / 200

Choose the sentence that is grammatically correct:

UHS MDCAT 2023
English
Elimination Tool:

A) He weighed himself two maunds.

B) He weighed two maunds.

C) He weighed themselves two maunds.

D) He weighed itself two maunds.

144 / 200

At last the fly was _________. The most appropriate word to be filled in is:

UHS MDCAT 2023
English
Elimination Tool:

A) Trapped by the spider

B) Entertained by the spider

C) Invited by the spider

D) Spared by the spider.

145 / 200

___________ methods don’t work. Choose the correct option:

UHS MDCAT 2023
English
Elimination Tool:

A) This

B) These

C) The

D) That

146 / 200

The SI unit of equivalent dose is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Gray

B) Mass

C) Rad

D) Sievert

147 / 200

Which of the following is the correct definition of variable velocity?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Unequal distances are covered in equal intervals of time

B) Equal displacements are made in unequal intervals of time

C) Unequal displacements are made in equal intervals of time

D) Equal displacements are made in equal intervals of time

148 / 200

On which car there is resultant force?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Car moving on a straight horizontal road

B) Car moving at constant speed around a bend

C) Car moving uphill at a constant velocity

D) Car that is stationary

149 / 200

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?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Particle charge

B) Particle speed

C) Plate separation

D) Potential difference between the plates

150 / 200

The quantity Aepitit has the same units as that of?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Current

B) Magnetic induction

C) Emf

D) Mutual inductance

151 / 200

If a particle is moving with uniform circular motion, then:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Velocity and acceleration are antiparallel

B) Velocity and acceleration are parallel

C) Velocity and acceleration are perpendiculars

D) Zero acceleration

152 / 200

A distant star is receding from the Earth with a speed of 1.40 x 107 m/s. It emits light of frequency 4.57 x 1014 Hz. The speed of light is 3.0 x 1013 m/s. The Doppler effect formula can be used with light waves. what will be the frequency of this light when detected on Earth?

UHS MDCAT 2023
Physics
Elimination Tool:

A) 2.04 x l013 Hz

B) 4.37 x 1014 Hz

C) 4.57 x 1014 Hz

D) 4.79 x 1014 Hz

153 / 200

One radian is analogous to:

UHS MDCAT 2023
Physics
Elimination Tool:

A) 57o3'

B) 57o3"

C) 57o18'

D) 57o18"

154 / 200

If the length of second pendulum becomes four times, then its time period will become:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Four times

B) Two times

C) Half

D) One fourth

155 / 200

An observer standing near the sea shore observes 54 waves per minute. If the wavelength of the water wave is 10m then the velocity of water wave is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) 540 m/s

B) 9 m/s

C) 5.4 m/s

D) None

156 / 200

The velocity-time plot for a moving particle shows a straight line. This means:

UHS MDCAT 2023
Physics
Elimination Tool:

A) The particle has a constant acceleration

B) The particle has never turned around

C) The particle has zero displacement

D) The data in insufficient

157 / 200

An ideal gas has molar specific heat Cp at constant pressure. When the temperature of n moles is increased by AT the increase in the internal energy is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) nCp △T

B) n(Cp + R) △T

C) n(Cp – R) △T

D) n(2Cp + R) △T

158 / 200

A fisherman lifts a fish of mass 250 g from rest through a vertical height of 1.8 m. The fish gains a speed of 1.1 m/s. What is the energy gained by the fish?

UHS MDCAT 2023
Physics
Elimination Tool:

A) 0.15 J

B) 4.3 J

C) 4.4 J

D) 4.6 J

159 / 200

If 0.5 T field is applied over an area of 2-meter square which lies at an angle of 60 degree with the field, then the resulting flux will be:

UHS MDCAT 2023
Physics
Elimination Tool:

A) 0.5 T

B) 0.5 Wb

C) 0.25 Wb

D) 0.25 T

160 / 200

An 8.0-kg box slides along a horizontal frictionless floor at 3 m/s and collides with a relatively massless spring that compresses 12 cm before the box comes to a rest. Calculate the retarding force of the spring.

UHS MDCAT 2023
Physics
Elimination Tool:

A) 3N

B) 30N

C) 300N

D) 3000N

161 / 200

In principle, the transformer consists of two coils of copper, electrically insulated from each other, wound on the same?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Iron core

B) Copper core

C) Gold core

D) Steel core

162 / 200

The following formula can be used to determine the resistance of a length of conductor. R pl/A In the formula, the symbol p stands for the:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Cross-sectional area of the conductor in m2

B) Product of the length of the conductor in meters

C) Resistivity of the material in units of ohm meters

D) Resistance of the conductor in units of ohms per meter

163 / 200

Which of the following is the longest wavelength of radiation for the Paschen series?

UHS MDCAT 2023
Physics
Elimination Tool:

A) 187000000 m

B) 187000000/ m

C) 0.00000187 m

D) 0.00000187 / m

164 / 200

The Balmer series of hydrogen is important because it:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Is the only one for which the quantum theory can be used

B) Is the only series that occurs for hydrogen

C) Is in the visible region

D) Involves the lowest possible quantum number n

165 / 200

Gauss law cannot be used to find which of the following quantity?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Electric field intensity

B) Electric flux density

C) Charge

D) Permittivity

166 / 200

The process of ejection of loosely bound electrons from a certain photo sensitive surface by absorption of photon is called:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Compton effect

B) Photoelectric effect

C) Pair production

D) Black body radiation

167 / 200

To store the electric charge the ultra-capacitors use _______ effect.

UHS MDCAT 2023
Physics
Elimination Tool:

A) Single layer

B) Double layer

C) Triple layer

D) Quadruple layer

168 / 200

Electric field intensity inside a hollow charged sphere is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Maximum

B) Zero

C) Negative

D) Positive

169 / 200

A man is in a car that is moving with the velocity of 36km/hr.His speed with respect to the car

UHS MDCAT 2023
Physics
Elimination Tool:

A) 10m/s

B) 36m/s

C) Zero

D) Infinite

170 / 200

The ohmmeter of a portable digital multi meter need:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Internal battery

B) Wet cell

C) Voltmeter

D) Ammeter

171 / 200

If two equal masses are in motion with same individual speeds, we can conclude that

UHS MDCAT 2023
Physics
Elimination Tool:

A) Their momentums are same

B) Their momentums can be different from each other

C) Their kinetic energies are different from each other

D) Their total energies are same

172 / 200

In Compton effect, a photon of a certain wavelength collides with a stationary electron. The wavelength of the emitted photon is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Longer

B) Shorter

C) Same

D) Infinite

173 / 200

The speed of sound in an ideal gas depends upon:

UHS MDCAT 2023
Physics
Elimination Tool:

A) The speed of sound in an ideal gas depends upon:

B) Frequency and fog

C) Temperature and density

D) Density and amplitude

174 / 200

In the displacement-time graph, if the slope is constant then the velocity is

UHS MDCAT 2023
Physics
Elimination Tool:

A) Variable

B) Constant

C) May be variable or constant

D) Infinite

175 / 200

The resistance of the wire varies inversely as:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Area of cross section

B) length

C) Resistivity

D) Temperature

176 / 200

Accoreling to maximum power transfer theorem, which of the following is the max power delivered by the battery to the output?

UHS MDCAT 2023
Physics
Elimination Tool:

A) E2/4r

B) E2/2r

C) E2/5r

D) E2/3r

177 / 200

Velocity selector will select only those charge particles whose velocity is given by:

UHS MDCAT 2023
Physics
Elimination Tool:

A) V= E/B

B) V=B/E

C) V=ExB

D) V=0

178 / 200

When a wave goes from one medium to another, there is a no change in the:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Frequency

B) Amplitude

C) Wavelength

D) Velocity

179 / 200

The work done by a variable force can be found by dividing the:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Force into small intervals

B) The displacement into small intervals

C) Both force and displacement into small intervals

D) By taking displacements at different angles

180 / 200

What is the potential difference between two points in an electric field if it takes 600 J of energy to move a charge of 2 C between these two points?

UHS MDCAT 2023
Physics
Elimination Tool:

A) 1200 J

B) 800 J

C) 300 J

D) 0 J

181 / 200

First law of thermodynamics concerns with the conservation of

UHS MDCAT 2023
Physics
Elimination Tool:

A) Heat

B) Work

C) Momentum

D) Energy

182 / 200

0ne degree is equal to:

UHS MDCAT 2023
Physics
Elimination Tool:

A) n/90 radians.

B) n/180 radians.

C) n/270 radians.

D) n/360 radians.

183 / 200

Wave trough refers to the:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Wave length

B) Wave speed

C) Highest point of the wave

D) Lowest point of the wave

184 / 200

The circular line has a fix distance from __________?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Any point

B) A fix point

C) A point on a circle

D) A point from outside

185 / 200

The labour pains to expel fetus are due to action of oxytocin on:

UHS MDCAT 2023
Biology
Elimination Tool:

A) Endometrium

B) Myometrium

C) Perimetrium

D) Ovaries

186 / 200

In Compton effect, the incident photon when compared to the scattered photon is of:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Greater energy

B) Greater frequency

C) Greater energy and momentum

D) Equal energy

187 / 200

A capacitor of capacitance ‘C’ has a charge ‘Q’ and stored energy is W. If the charge is increased to ‘2Q’. The stored energy will be:

UHS MDCAT 2023
Physics
Elimination Tool:

A) 2W

B) 4W

C) W/4

D) W/2

188 / 200

Two bodies with kinetic energies in the ratio of 4: 1 are moving with equal linear momentum. The ratio of their masses is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) 1 : 2

B) 1 : 1

C) 4 : 1

D) 1 : 4

189 / 200

Which of the following the fractional change in resistance per kelvin?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Conductivity

B) Resistivity

C) Temperature coefficient of resistivity

D) Temperature coefficient of resistance

190 / 200

The relation between gray and rad is given as: 1 Gy = _______ rad

UHS MDCAT 2023
Physics
Elimination Tool:

A) 0.01

B) 0.001

C) 10

D) 100

191 / 200

For an ideal gas equation PV= nRT, the dimensions of Real Gas Constant R are:

UHS MDCAT 2023
Physics
Elimination Tool:

A) [M1 L2 T-2 K-1]

B) [M1 L-3 T-1 K-1]

C) [M1 L-2 T-1 K-1]

D) [M1 L-3 T-2 K-1]

192 / 200

The magnitude of magnetic force will be maximum on current carrying conductor in uniforrn magnetic field if conductor is placed?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Parallel to magnetic field

B) At 45 degree in magnetic field

C) Perpendicular to magnetic field

D) Antiparallel in magnetic field

193 / 200

Working principal of magnetic levitation train is according to?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Faraday law

B) Max planks law

C) Ohm law

D) Lenz law

194 / 200

The expression for the emf produced by A. C. generator is?

UHS MDCAT 2023
Physics
Elimination Tool:

A) NωAB Sinθ

B) NωAB Cosθ

C) NωAB

D) ILB Cosθ

195 / 200

The decay rate of radioactive substance is:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Constant with time

B) Varies inversely with time

C) Decreases exponentially with time

D) Decreases linearly with time

196 / 200

As per Coulomb’s law, the force of attraction or repulsion between two-point charges is directly proportional to the:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Sum of the magnitude of charges

B) Square of the distance between them

C) Product of the magnitude of charges

D) Cube of the distance

197 / 200

If transverse waves are passing through medium, then particle of medium:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Remain stationary

B) Move away

C) Move toward

D) Move in Simple Harmonic Motion

198 / 200

The induced emf produced in the coil is sometimes called as?

UHS MDCAT 2023
Physics
Elimination Tool:

A) Self-inductance

B) Back emf

C) Motional emf

D) Mutual inductance

199 / 200

A wire of uniform area of cross-section A’, length ‘L’, and resistance R is cut into two equal parts. What will happen to the resistivity of each part?

UHS MDCAT 2023
Physics
Elimination Tool:

A) It will be doubled

B) It will be one fourth

C) It will be halved

D) It will remain the same

200 / 200

For the positive half cycle i.e., 0 -> T/2, the diode D:

UHS MDCAT 2023
Physics
Elimination Tool:

A) Is reverse biased

B) Is forward biased

C) Behaves as open

D) Shows maximum resistance

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