MDCAT Past Papers 2 2022

PMDC MDCAT Solved Past Papers with Answer Key

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This MDCAT paper consists of a total of 200 Questions

20 English
68 Biology
56 Chemistry
56 Physics

The time allotted for this paper was 150 minutes, however, You are free to leave at any point and resume or start over. Each question has only one correct answer.

/199

334

Created by Ali Durrani

MDCAT 2022 Past Paper 2

Free Access to Limited MCQs. Enroll to PLS Boost Premium Bundle to Get More MCQs HERE

1 / 199

Statement: It is reported that though Vitamin E present in fresh fruits and vegetables is beneficial for the human body, capsules of Vitamin E do not have the same effect on the human body.

Courses of Action: I. The sale of capsule Vitamin E should be banned. II. People should be encouraged to take fresh fruits and vegetables to meet the body’s requirement for Vitamin E.

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Only I follows

B) Only II follows

C) Both follow

D) .Neither statement follows

2 / 199

Which of the following reactions are given by alcohol and phenol both?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Esterfication

B) Nitrosation

C) Amide formation

D) Lucas reaction

3 / 199

Which of the following crystal has highest density?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Iodine

B) Graphite

C) Ice

D) Sodium Chloride

4 / 199

Which of the following solutions will act as a buffer?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) HN02 and NaN02

B) HCI and KCI

C) HN03 and NH4N03

D) NaOH and NaCl

5 / 199

Fuels with higher octane number can be produced by_ _ ?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Cracking

B) Reforming

C) Decomposition

D) lsomerisation

6 / 199

Standard temperatue in Fahrenheit {°F) is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) -273°F

B) 0°F

C) 32°F

D) 114°F

7 / 199

The limiting reactant in a particular chemical reaction is the one which:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Is consumed later in the reaction

B) Is present in excess in the reaction

C) Gives least amount of product.

D) Gives large amount of product.

8 / 199

The repetition of faces, angles and edges of a crystal, when it is rotated to 360 degree angle is called:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Habit of crystal

B) Isomorphism

C) Symmetry

D) Polymorphism

9 / 199

Boyle’s law is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) quantitative relation ship between pressure and molecules of a fixed amount of a gas at STP

B) quantitative relationship between pressure and amount of a gas at constant volume.

C) quantitative relationship between pressure and amount of a gas at constant pressure.

D) quantitative relationship between pressure and amount of a gas at constant temperature.

10 / 199

What is the value of Planck’s constant {h)?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 6.62×10^-34Js

B) 6.02×10^-34Js

C) 6.62×10^-33Js

D) 6.34×10^-34 Js

11 / 199

Mass of electron ___ times smaller than that of proton.

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 1837

B) 1839

C) 1836

D) 1834

12 / 199

*Benzene is less reactive than its corresponding alkene due to:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) More unsaturation

B) More saturation

C) Less electronegativity difference between C and

D) Delocalization of pi electrons

13 / 199

2-chlorobutane belongs to:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Primary Alkyl halides

B) Secondary Alkyl Halides

C) Tertiary Alkyl Halides

D) Quarternary Alkyl halides

14 / 199

Conversion of straight chain hydrocarbons into branched chain is called as_ _ _ ?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Reforming

B) Cracking

C) lsomerization

D) Decomposition

15 / 199

The quantitative relationship between absolute temperature (T) and volume (V) of a fixed amount of a gas at constant pressure (P) can be best described by:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) VT=K

B) V / P = T

C) V/T =K

D) P=KT

16 / 199

Which of the following substances has the largest intermolecular forces of attraction?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) H2O

B) H2S

C) H2Se

D) H2Te

17 / 199

In the process of iron rusting, which of the following is limiting reactant?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Iron

B) Oxygen

C) Air

D) Water

18 / 199

Which one of the following is a strong Nucleophile?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Cl-

B) Br-

C) OH-

D) HSO4-

19 / 199

Which of the following does not react with water even at red hot temperature.

2022 PMC Test 2
Chemistry
Elimination Tool:

A) BeO

B) MgO

C) CaO

D) BaO

20 / 199

Atomic numbers of chromium (Cr) is 24. Correct electronic configuration of Cr is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) [Ar]3d54s1

B) [Ar]3d54s2

C) [Ar]3d04s0

D) [Ar]3d44s2

21 / 199

The solid which is hardest of all types is ________?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Covalent Solids

B) Molecular Solids

C) Ionic Solids

D) Metallic Solids

22 / 199

Arrhenius equation is the equation of:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Curve

B) Parabola

C) Straight Line

D) Hyberbola

23 / 199

When magnesium nitride (Mg3 N2 ) reacts with with water the reaction mixture becomes:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Acidic

B) Basic

C) Neutral

D) Amphoteric

24 / 199

According to kinetic molecular theory, collisions between the gas molecules:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Are elastic

B) Are non elastic

C) Increase energy

D) Decrease energy.

25 / 199

Which of the following process gives benzensulphonic acid from benzene?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Ozonolysis

B) Sulphonation

C) Nitration

D) Halogenation

26 / 199

Which of the following gas is produced during the reaction of carbonates and bicarbonates with carboxylic acid

2022 PMC Test 2
Chemistry
Elimination Tool:

A) CO2

B) H2

C) N2

D) Ar

27 / 199

Polymorphs have same

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Chemical Properties

B) Melting points

C) Structures

D) boiling points

28 / 199

Element that form interstitial compound is

2022 PMC Test 2
Chemistry
Elimination Tool:

A) C

B) F

C) Cs

D) Rb

29 / 199

The number of reactant molecules whose concentrations affect the rate of reaction is called:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Rate law

B) Molecularity

C) Order of reaction

D) Rate constant

30 / 199

The covalent radius of H2 is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 37.7 pm

B) 37.7 nm

C) 37.7 mm

D) 37.7μm

31 / 199

Coinage metals belong to which group of periodic table?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 3A

B) 1B

C) 2B

D) 3B

32 / 199

Born Haber cycle is used to determine:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Enthalpy of lattice

B) Enthalpy of formation

C) Enthalpy of Neutralisation

D) Enthalpy of Solution

33 / 199

[Product]/[Reactant] = 2.5 for a reaction at equilibrium, what does it mean?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Products are more than reactants

B) Products are Less

C) reaction is at equilibrium

D) Reactants are more

34 / 199

Which of the following fraction of petroleum has lowest boiling point at STP.

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Kerosine oil

B) Lubricating oil

C) Gasoline

D) Diesel oil

35 / 199

Aldol products upon heating undergoes:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Decomposition

B) Dehydration

C) Rearrangement

D) Substitution

36 / 199

Acetic acid was first isolated from:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Ants

B) Butter

C) Milk

D) Vinegar

37 / 199

The name of a common ore from which aluminium can be extracted is called?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Charcoal

B) Haematite

C) Bauxite

D) Cryolite

38 / 199

Which of the following substances has the largest intermolecular forces of attraction ?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) H2O

B) H2S

C) H2Se

D) H2Te

39 / 199

Which type of bond is present between C and O in methanol?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Dative bond

B) Polar bond

C) Non-Polar bond

D) Ionic bond

40 / 199

Common Ion Effect finds its extensive application in:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) quantitative analysis

B) Gas testing

C) material testing

D) Salt analysis

41 / 199

The correct value for the enthalpy of formation of CO is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) -11OkJ/mol

B) -21OkJ/mol

C) +110kJ/mol

D) +210kJ/mol

42 / 199

Which element shows maximum oxidation state?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Cu

B) Zn

C) Cr

D) Mn

43 / 199

Formaldehyde reacts with which one of the following to give primary alcohols

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Fehling's reagent

B) Benedict's reagent

C) Grignard's reagant

D) Millon's reagant

44 / 199

Which of the following metal is highly reactive?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Li

B) Zn

C) Ag

D) Au

45 / 199

Upon burning in air, normal oxide is formed by:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Li

B) Na

C) K

D) Rb

46 / 199

Halogenation of alkane in sunlight is the example of:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Addition reaction

B) Elimination reaction

C) Substitution reaction

D) Rearrangment reaction

47 / 199

Which is the correct demonstration of de-Broglie equation?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) λ=mv/h

B) λ=h/mv

C) h=λ/mv

D) P=λ/h

48 / 199

If bond energy of C-CI is 346 kJ/mol. The bond energy of C-Br should be:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 290 KJ/mol

B) 390 kJ/mol

C) 490 KJ/mol

D) 590 KJ/mol

49 / 199

Which of the following orbital is closer to nucleus?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) 3d

B) 2p

C) 3p

D) 3s

50 / 199

Major product of the following reaction is: CH2 =CH-CH2 -CH3 + HBr ->

2022 PMC Test 2
Chemistry
Elimination Tool:

A) CH2(Br)-CH2-CH2-CH3

B) CH3-CH(Br)-CH2-CH3

C) CH2 =CH-CH(Br)-CH3

D) CH2=CH-CH2-CH2(Br)

51 / 199

What is the structure of benzene?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) Regular, flat planar hexagon

B) Regular, 3D hexagon

C) Regular, flat planar octagon

D) Regular, planar pnetagon

52 / 199

The pH of a solution can be kept constant by:

2022 PMC Test 2
Chemistry
Solution and Colloids
Elimination Tool:

A) saturated solution

B) super saturated solution

C) buffer solution

D) dilute solution

53 / 199

Oxidation state of Cr in K2Cr207 is:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) +3

B) +4

C) +5

D) +6

54 / 199

Select among the following that has trigonal pyramidal geometry:

2022 PMC Test 2
Chemistry
Elimination Tool:

A) NH3

B) BF3

C) AlCl3

D) SO3

55 / 199

Which of the following invertebrate phyla consists of the most abundant species on planet Earth:

2022 PMC Test 2
Biology
Elimination Tool:

A) Porifera

B) Cnidaria

C) Arthropoda

D) Mollusca

56 / 199

All enzymes are composed of:

2022 PMC Test 2
Biology
Elimination Tool:

A) Triglycerides

B) Amino acids

C) Monosaccharides

D) Phospholipids

57 / 199

The blind spot in the eye is so-called due to the absence of which of the following?

2022 PMC Test 2
Biology
Elimination Tool:

A) Rods only

B) Cones only

C) Rods and cones

D) Retina

58 / 199

The quantitative study of energy relationships in a biological system is called?

2022 PMC Test 2
Biology
Elimination Tool:

A) Bioenergetics

B) Biochemistry

C) Biotechnology

D) Biophysics

59 / 199

An egg is fertilized in a laboratory and implanted in uterus for development. Which of the following term is related to this procedure:

2022 PMC Test 2
Biology
Elimination Tool:

A) Leutinizatioin

B) Menopause

C) In vitro fertilisation

D) Incubation

60 / 199

Bicep muscles are:

2022 PMC Test 2
Biology
Elimination Tool:

A) Flexor muscles

B) Extensor muscles

C) Adductor muscles

D) Abductor muscles

61 / 199

Which of the following is a hormone produced by the testes?

2022 PMC Test 2
Biology
Elimination Tool:

A) Progesterone

B) Estrogen

C) Testosterone

D) Interstitial cell stimulating hormone

62 / 199

Oxidative phosphorylation during the respiratory electron transport chain requires:

2022 PMC Test 2
Biology
Elimination Tool:

A) NAD+ as oxidising agent

B) NADP+ as oxidising agent

C) Molecular oxygen

D) Light energy

63 / 199

If a trait passes from father to his daughter but not his son, the trait is:

2022 PMC Test 2
Biology
Elimination Tool:

A) X-linked recessive

B) X-linked dominant

C) Autosomal recessive

E) Either A or B

64 / 199

In earthworms, contraction of which muscles shorten their bodies?

2022 PMC Test 2
Biology
Elimination Tool:

A) Longitudinal

B) Circular

C) Protractor

D) Adductor

65 / 199

Lysosomes originate from which cellular organelle?

2022 PMC Test 2
Biology
Elimination Tool:

A) Rough endoplasmic reticulum

B) Smooth endoplasmic reticulum

C) Golgi apparatus

D) Cell membrane

66 / 199

The R group of an amino acid represents:

2022 PMC Test 2
Biology
Biological Molecules
Proteins
Elimination Tool:

A) a hydrogen atom

B) A hydrocarbon

C) an additional atom or group of atoms

D) a methyl group

67 / 199

A virologist who studies viruses in great detail which of the following would he use?

2022 PMC Test 2
Biology
Elimination Tool:

A) Compound microscope

B) Porcelain filters

C) Electron microscope

D) CT scan machine

68 / 199

The relay center between various parts of the brain and the spinal cord is called?

2022 PMC Test 2
Biology
Elimination Tool:

A) Hypothalamus

B) Thalamus

C) Midbrain

D) Hindbrain

69 / 199

Glycoproteins and glycolipids are present:

2022 PMC Test 2
Biology
Elimination Tool:

A) Within lipid bilayer of plasma membrane

B) On the outer surface of the lipid bilayer of the plasma membrane

C) On the inner surface of the lipid bilayer of the plasma membrane

D) As the bilayer in plasma membrane

70 / 199

A very delicate surrounding structure that may result in the death of the bacterium if damaged is called :

2022 PMC Test 2
Biology
Elimination Tool:

A) Capsule

B) Flagella

C) Cell membrane

D) Cell wall

71 / 199

The prime function of ATP is to:

2022 PMC Test 2
Biology
Elimination Tool:

A) Act as a catalyst

B) describe the function of a cell

C) Act as a template for protein synthesis

D) Act as an energy currency

72 / 199

Which of the following is haploid cell?

2022 PMC Test 2
Biology
Elimination Tool:

A) Spermatogonia stem cell

B) Spermatogonium

C) Primary spermatocyte

D) Secondary spermatocyte

73 / 199

Human Immunodeficiency Virus(HIV) attacks which of the following cells for its multiplication?

2022 PMC Test 2
Biology
Elimination Tool:

A) Neutrophils

B) Macrophages

C) Cytotoxic T cells

D) Helper T cell

74 / 199

Darwin belived that:

2022 PMC Test 2
Biology
Elimination Tool:

A) Natural selection and adaptations are closely related

B) Natural selection and special creation are closely related processes

C) Use and disuse of organs and inheritance of acquired characteristics are closely related processes

D) Evolution and mutation are closely related processes

75 / 199

Which of the following animal phyla is included in the deuterostomia series?

2022 PMC Test 2
Biology
Elimination Tool:

A) Platyhelminthes

B) Annelida

C) Chordata

D) Mollusca

76 / 199

When Mendel conducted his experiments, he needed to transfer pollen grains from a male reproductive organ to the female reproductive organ of the same plant. What is this process called:

2022 PMC Test 2
Biology
Elimination Tool:

A) Cross pollination

B) Self polination

C) Hybridization

D) Test cross

77 / 199

The globular structure of enzymes shows:

2022 PMC Test 2
Biology
Elimination Tool:

A) Primary structure of protein

B) Secondary structure of protein

C) Tertiary structure of protein

D) That it's an organic catalysis

78 / 199

Backflow of lymph is prevented by :

2022 PMC Test 2
Biology
Elimination Tool:

A) Breathing movement

B) Valves

C) Lymph nodes

D) Thoracic lymphatic duct

79 / 199

Which of the following is included in male

genitalia:

2022 PMC Test 2
Biology
Elimination Tool:

A) Cervix

B) Seminepherous tubules

C) Corpus luteum

D) Graafian follicle

80 / 199

The components of coordinated action

include which of the following?

2022 PMC Test 2
Biology
Elimination Tool:

A) Stimulus and receptor

B) Coordinator and effectors

C) Response

D) Receptors, neurons & effectors

81 / 199

Two phenotypically normal individuals have an affected child.What can we conclude about the parents?

2022 PMC Test 2
Biology
Elimination Tool:

A) Both parent carried the disease allele

B) Both parents are homozygous for their trait

C) They are not the parents of the child

D) No conclusion can be drawn

82 / 199

ATP synthase is located on the ____ of the mitochondrion:

2022 PMC Test 2
Biology
Elimination Tool:

A) Intermembranal space

B) Outer membrane

C) Matrix

D) Inner membrane

83 / 199

Another problem for those studying viral origins and evolution is their high rate of mutation, particularly the case in RNA retroviruses like:

2022 PMC Test 2
Biology
Elimination Tool:

A) HIV

B) Bacteriophages

C) Pox viruses

D) HAV

84 / 199

lnhibiting enzymatic activity by blocking its active site is:

2022 PMC Test 2
Biology
Elimination Tool:

A) Competitive inhibition

B) Non-competitive inhibition

C) Feedback inhibition

D) Allosteric inhibition

85 / 199

Protein factories in prokaryotic cells are:

2022 PMC Test 2
Biology
Elimination Tool:

A) Mesosomes

B) Ribosomes

C) Plasmids

D) Nucleotides

86 / 199

Which of the following types of neurons has a single long dendron?

2022 PMC Test 2
Biology
Elimination Tool:

A) Sensory neuron

C) Associative neuron

B) Motor neuron

D) Interneuron

87 / 199

All organic biomolecules contain:

2022 PMC Test 2
Biology
Elimination Tool:

A) Iron and oxygen

B) Carbon and hydrogen

C) Carbon and nitrogen

D) Carbon and Sulphur

88 / 199

lymph vessels deposit the lymph into:

2022 PMC Test 2
Biology
Elimination Tool:

A) Blood capillaries

B) Veins

C) Arterioles

D) Lymph nodes

89 / 199

Which of the following provides long lasting protection against any infection?

2022 PMC Test 2
Biology
Elimination Tool:

A) Active immunity

B) Passive immunity

C) Skin

D) Phagocytes

90 / 199

Where do lymph capillaries end blindly?

2022 PMC Test 2
Biology
Elimination Tool:

A) Lymmph vessels

B) Tissues

C) Abdominal Cavity

D) Thoracic cavity

91 / 199

A major component of bacterial cell walls:

2022 PMC Test 2
Biology
Elimination Tool:

A) Teichoicacid

B) Cartenoid

C) Chitin

D) Murein

92 / 199

A group of individuals that have the potential to interbreed in nature is:

2022 PMC Test 2
Biology
Elimination Tool:

A) Genus

B) Species

C) Population

D) Community

93 / 199

Degenerating brain cells can be repaired by using which of the following cells?

2022 PMC Test 2
Biology
Elimination Tool:

A) Embryonic stem cells

B) Schwann cells

C) Neurons

D) Ganglia

94 / 199

Which of these is a vestigial organ in whale?

2022 PMC Test 2
Biology
Elimination Tool:

A) Flipers

B) Fins

C) Lungs

D) Pelvis and leg bones

95 / 199

Tricep muscles are:

2022 PMC Test 2
Biology
Elimination Tool:

A) Flexor muscles

B) Extensor muscles

C) Adductor muscles

D) Abductor muscles

96 / 199

Crossing over brings:

2022 PMC Test 2
Biology
Variation and Genetics
Gene Linkage and Crossing Over
Elimination Tool:

A) recombination of genes

B) New trait into species

C) Reduction in number of chromosomes

D) Segregation of genes

97 / 199

Lacteals within the villi of the small intestine are a type of:

2022 PMC Test 2
Biology
Elimination Tool:

A) Blood capillaries

B) Arterioles

C) Lymph capillaries

D) Venules

98 / 199

What happens when an enzyme gets denatured by extreme pH?

2022 PMC Test 2
Biology
Elimination Tool:

A) Its amino acids are ionized

B) Its number of amino acids Is changed

C) Its Tertiary structure gets disrupted.

D) It temporarily stops its activation

99 / 199

Which of the following are collectively called the brain stem?

2022 PMC Test 2
Biology
Elimination Tool:

A) Thalamus, hypothalamus and midbrain

B) Cerebellum, pons and medulla oblongata

C) Thalamus, hypothalamus and medulla

D) Medulla oblongata, pons and midbrain

100 / 199

What is the difference between facilitated transport and passive transport?

2022 PMC Test 2
Biology
Elimination Tool:

A) All facilitated transport is passive

B) All facilitated transport is facilitated

C) Facilitated transport requires membrane protiens

D) Passive transport is down the concentration gradient whereas facilitated transport is against the concentration gradient

101 / 199

Which of the following is true about cnidarians?

2022 PMC Test 2
Biology
Elimination Tool:

A) They are deuterostomic animals

B) They are triploblastic animals

C) They are protostomous animals

D) They are diploblastic animals

102 / 199

How many fatty acid molecules does an acylglycerol contain at minimum?

2022 PMC Test 2
Biology
Biological Molecules
Lipids
Elimination Tool:

A) 1

B) 2

C) 3

D) 4

103 / 199

Which organelle synthesizes proteins for export or repackaging elsewhere?

2022 PMC Test 2
Biology
Elimination Tool:

A) Rough endoplasmic reticulum

B) Smooth endoplasmic reticulum

C) Free ribisomes

D) Golgi complex

104 / 199

Carbon dioxide passes through the plasma membrane of cells by:

2022 PMC Test 2
Biology
Elimination Tool:

A) Active transport

B) Phagocytosis

C) Facilitated diffusion

D) Simple diffusion

105 / 199

HIV use the RNA polymerase to make the mRNA in host body, The RNA polymerase is of:

2022 PMC Test 2
Biology
Elimination Tool:

A) Virus that is synthesized in the same host

B) Host that is synthesized in the its previous generator

C) Host that is synthesized in its current generator

D) Virus that is synthesized in the previous host

106 / 199

Which among the following lacks a nervous system

2022 PMC Test 2
Biology
Elimination Tool:

A) Flat worms

B) Annelida

C) Cnidaria

D) Sponge

107 / 199

Which of the following are circular, double stranded DNA molecules present in some bacterial cells?

2022 PMC Test 2
Biology
Elimination Tool:

A) Nucleiod

B) Plasmids

C) Mesosomes

D) Chromosomes

108 / 199

When HIV attacks upon its host target cell:

2022 PMC Test 2
Biology

A) Its RNA genome is broken down immediately

B) Its RNA genome is replicated first and then broken down

C) Its RNA genome is converted into viral DNA first and then broken down

D) Its RNA genome immediately causes breakdown

109 / 199

Which of the following vessels have larger intercellular spaces in their walls?

2022 PMC Test 2
Biology
Elimination Tool:

A) Lymph vessels

B) Blood capillaries

C) Arterioles

D) Venules

110 / 199

Which of the following is true about carnivorous plants?

2022 PMC Test 2
Biology
Elimination Tool:

A) They always remain heterotrophic

B) They always remain autotrophic

C) They are autotrophic organisms but sometimes use the heterotrophic mode

D) They are heterotrophic organisms but sometimes use the autotrophic mode

111 / 199

The human menstrual cycle generally repeats after how many days?

2022 PMC Test 2
Biology
Elimination Tool:

A) 20 days

B) 28 days

C) 10 days

D) 40 days

112 / 199

The traits that show autosomal inheritance have:

2022 PMC Test 2
Biology
Variation and Genetics
Elimination Tool:

A) Equal probabilty in both male and female individuaIs

B) Different probabilty in male and female indivi ual

C) More probabilty in male than female individuIs

D) More probabilty in female than male individuIs

113 / 199

Which of the following structures provide resistance against some antibiotics such as beta lactam?

2022 PMC Test 2
Biology
Elimination Tool:

A) Gram negative cell wall

B) Spores

C) Slime

D) Capsules

114 / 199

An Rh- woman is married to Rh+ man whose father was Rh- The risks of Erythroblastosis fetalis baby can be:

2022 PMC Test 2
Biology
Elimination Tool:

A) 25%

B) 50%

C) 75%

D) 100%

115 / 199

Which of the following properties of isomorphs is NOT true?

2022 PMC Test 2
Chemistry
Elimination Tool:

A) lsomorphs can make homogeneous mixtures together

B) Have different physical properties

C) Have same atoms

D) Have same ratio of atoms

116 / 199

Dietary fibers are

2022 PMC Test 2
Biology
Elimination Tool:

A) Cellulose

B) Glycogen

C) Starch

D) Proteoglycans

117 / 199

During the sterilization process, in order to control pathogens, we use dry heat that causes?

2022 PMC Test 2
Biology
Kingdom Prokaryote
Importance and Control of bacteria
Elimination Tool:

A) Oxidation of bacterial compounds

B) Coagulation of bacterial proteins

C) Separate the bacteria from their media

D) Decrease in bacterial growth

118 / 199

The energy required in order to start a reaction is

called?

2022 PMC Test 2
Biology
Elimination Tool:

A) Startup energy

B) Initial energy

C) point energy

D) Activation energy

119 / 199

Which of the following muscles are controlled by somatic nervous system:

2022 PMC Test 2
Biology
Elimination Tool:

A) heart muscles

B) Skeletal muscles

C) Involuntary muscles

D) Smooth muscles

120 / 199

Which of the following is an example of a globular protein?

2022 PMC Test 2
Biology
Elimination Tool:

A) Keratin

B) An enzyme

C) Fibrinogen

D) Collagen

121 / 199

According to the Hardy-Weinberg theorem, frequencies of alleles and genotypes in a population’s gene pool remain:

2022 PMC Test 2
Biology
Elimination Tool:

A) unaffected by environmental factors

B) Dynamic unless acted upon by agents other than recombination

C) static unless acted upon by agents other than recombination

D) Constant in the absence of other evolutionary influences

122 / 199

The R-group in glycine consists of:

2022 PMC Test 2
Biology
Biological Molecules
Proteins
Elimination Tool:

A) A Hydrogen atom

B) Methyl group

C) Amino group

D) Carboxylic acid group

123 / 199

The circuit which gives continuously varying potential is called:

2022 PMC Test 2
Physics
Elimination Tool:

A) Complex network

B) Wheatstone bridge

C) Potential divider

D) Galvanometer

124 / 199

A car and truck is running with same velocity, a constant and same force applied to both, which will stop first:

2022 PMC Test 2
Physics
Elimination Tool:

A) Car

B) Truck

C) Both at the same time

D) Information insufficient

125 / 199

A block moves in uniform circular motion because a cord tied to the block is anchored at the center of the circle. What will be the power exerted on the block by the cord?

2022 PMC Test 2
Physics
Elimination Tool:

A) Positive

B) Zero

C) Negative

D) variable

126 / 199

A ball is projected with kinetic energy E at 45 degree angle. At the highest point its kinetic energy is:

2022 PMC Test 2
Physics
Elimination Tool:

A) 2E

B) 0

C) E

D) E/2

127 / 199

Which radiation will be deflected more by magnetic fleld?

2022 PMC Test 2
Physics
Elimination Tool:

A) α-radiation

B) β-radiation

C) x-rays

D) Electromagnetic radiation

128 / 199

If electron and proton projected in a magnetic fleld simultaneously then _ _ _ _ will be deflected more:

2022 PMC Test 2
Physics
Elimination Tool:

A) Electron

B) Proton

C) Electron and proton both

D) No effect

129 / 199

The value of Cp and Cv is the same for:

2022 PMC Test 2
Physics
Heat and Thermodynamics
Elimination Tool:

A) He

B) Ar

C) Aluminium

D) Neon

130 / 199

In annihilation process particles move in:

2022 PMC Test 2
Physics
Elimination Tool:

A) Same direction

B) Opposite direction

C) Perpendicular position

D) remain stationary

131 / 199

If 2 kg of water, having a specific heat Cv = 4.186 J/(g C ), is heated and the resulting change in

temperature is 10 degrees C, then the heat supplied is:

2022 PMC Test 2
Physics
Elimination Tool:

A) 41860J

B) 90000J

C) 83720J

D) 80000J

132 / 199

An autograph can not exist without?

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Singer

B) Actor

C) Player

D) Pen

133 / 199

Naturally occuring fusion reaction source Is:

2022 PMC Test 2
Physics
Elimination Tool:

A) Moon

B) Sun

C) Earth

D) satellite

134 / 199

Pitch is ____ proportional to Frequency

2022 PMC Test 2
Physics
Elimination Tool:

A) Directly

B) Inversely

C) not related

D) Exponentially

135 / 199

Given that the Cv of a gas is 8 J/K mol, calculate the change in heat for dT=50K of 2 mole gas?

2022 PMC Test 2
Physics
Elimination Tool:

A) 800J

B) 1631.4J

C) 1700J

D) 1800J

136 / 199

In step down transformer, current in secondary coil is ___ than current in primary coil:

2022 PMC Test 2
Physics
Elimination Tool:

A) Equal

B) Less

C) Greater

D) Unchanged

137 / 199

Where does the energy lost by fast moving electron go:

2022 PMC Test 2
Physics
Elimination Tool:

A) Appears as photon

B) Appears as electrom – positron pair

C) Appears as its k.e.

D) It vanishes

138 / 199

The property of material due to which it attracts or repels other objects is:

2022 PMC Test 2
Physics
Elimination Tool:

A) Friction

B) Velocity

C) Acceleration

D) Charge

139 / 199

Power loss in the actual transformer is due

to:

2022 PMC Test 2
Physics
Elimination Tool:

A) Back emf

B) Strong magnetic field

C) Eddy currents

D) Weak magnetic field

140 / 199

An engine pumps 400 kg of water through a height of 10 m in 40 s. Find the power of the engine if its efficiency is 80%? Take g = 10msJ\-2.

2022 PMC Test 2
Physics
Elimination Tool:

A) 1.25 W

B) 125 W

C) 1.25 kW

D) 12.5 kW

141 / 199

Stationary waves cannot be produced in:

2022 PMC Test 2
Physics
Elimination Tool:

A) Water waves

B) Finite ropes

C) Sound waves

D) None of the above.

142 / 199

The terminal potential difference of a battery is greater than its emf when:

2022 PMC Test 2
Physics
Elimination Tool:

A) The internal resistance of a battery is infinite

B) The internal resistance of a battery is zero

C) The battery is being charged

D) The battery is discharged

143 / 199

Earth’s rotation in 24 hours covers ___ angle:

2022 PMC Test 2
Physics
Elimination Tool:

A) 90

B) 60

C) 57.3

D) 360

144 / 199

Electric potential determines the flow of?

2022 PMC Test 2
Physics
Elimination Tool:

A) Atom

B) Molecule

C) Compound

D) Charge

145 / 199

The sensitivity of a potentiometer can be Increased by ____

2022 PMC Test 2
Physics
Elimination Tool:

A) Increasing the e.m.f of the primary coil

B) Increasing the Potential gradient

C) lncreasing the length of the potentiometer wire

D) Decreasing the length of the potentiometer wire

146 / 199

Magnetic flux is defined as:

2022 PMC Test 2
Physics
Elimination Tool:

A) Magnetic field lines passing over a volume

B) Magnetic field lines passing through a surface

C) Current passing through volume

D) current passing through surface

147 / 199

I. Car manufacturing companies have recently increased the prices of mid-sized cars. II.The Government recently increased the duty on mid-sized cars.

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Statement I is the cause and statement II is its effect

B) Statement II is the cause and statement I is its effect

C) Both the statements I and II are independent

D) Both the statements I and 11 are effects of so

148 / 199

In the combination of capacitors in series, the capacitors are connected:

2022 PMC Test 2
Physics
Elimination Tool:

A) Parallel

B) side by side

C) Up and down

D) In circle only

149 / 199

___ waves always need medium to travel?

2022 PMC Test 2
Physics
Elimination Tool:

A) Light

B) Stationary

C) Sound

D) Both sound and stationary

150 / 199

“Pick the word which is always associated with books:

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Pages

B) Learning

C) Pictures

D) Eraser

151 / 199

Stationary waves are produced by:

2022 PMC Test 2
Physics
Elimination Tool:

A) Reflection

B) Interference

C) Diffraction

D) Rarefaction

152 / 199

A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is:

2022 PMC Test 2
Physics
Elimination Tool:

A) 6.4 a,6.9 a

B) 6.4 a, 9.6 a

C) 4.6 a,6.9 a

D) 4.6 a,9.6 a

153 / 199

Choose the word which is always associated with Electrical Energy.

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Light

B) Cars

C) Power

D) Water

154 / 199

Most widely used rectifier is:

2022 PMC Test 2
Physics
Elimination Tool:

A) Half wave rectifier

B) Full wave rectifier

C) Bridge rectifier

D) Loop rectifier

155 / 199

C-14 decays by emitting a beta particle. After decay new element becomes:

2022 PMC Test 2
Physics
Elimination Tool:

A) C-13

B) N-14

C) 0-15

D) O-16

156 / 199

The number of field lines passing through a certain element of area is known as:

2022 PMC Test 2
Physics
Elimination Tool:

A) Electric flux through that area

B) Electric current through that area

C) voltage through that area

D) Amperes through that area

157 / 199

The resistance of a conductor at absolute zero ( OK) is:

2022 PMC Test 2
Physics
Elimination Tool:

A) Almost zero

B) Almost infinite

C) No prediction at all

D) May increase or decrease

158 / 199

Lasers are produced by:

2022 PMC Test 2
Physics
Elimination Tool:

A) Stimulated emission

B) Spontaneous emission

C) Absorption

D) Random Absorption

159 / 199

For a projectile at angle (45+θ) and (45-θ), the ratio of horizontal range described by the projectile is:

2022 PMC Test 2
Physics
Elimination Tool:

A) 1.00

B) 0.50

C) 2.00

D) 0.08

160 / 199

The Doppler effect in sound waves is observed because

2022 PMC Test 2
Physics
Elimination Tool:

A) Sound waves are longitudinal

B) Sound waves are transverse

C) the distance between the source of sound and the observer is changing

D) The distance between the source of sound an fixed

161 / 199

When gamma photon is entered in nucleus it_ _ :

2022 PMC Test 2
Physics
Elimination Tool:

A) De-excite the nucleus

B) excite the nucleus

C) Scatter by nucleus

D) No effect on nucleus

162 / 199

AC generator cannot generate:

2022 PMC Test 2
Physics
Elimination Tool:

A) AC voltage

B) High AC voltage

C) DC voltage

D) Low AC voltage

163 / 199

A car is moving at a velocity of 50 m/s and then the driver puts the brake and the car comes to rest. The force applied by car in the opposite direction is 2 N.

What is the power generated by the engine?

2022 PMC Test 2
Physics
Elimination Tool:

A) -100 watt

B) 0 watt

C) 25 watt

D) 100 watt

164 / 199

One complete revolution of an object covers _____ angle in degrees

2022 PMC Test 2
Physics
Elimination Tool:

A) 180

B) 90

C) 360

D) 270

165 / 199

During projectile motion, velocity at maximum height is equal to:

2022 PMC Test 2
Physics
Elimination Tool:

A) usinθ

B) ucosθ

C) utanθ

D) ucotθ

166 / 199

During multiple revolutions, the centre of rotation is ____

2022 PMC Test 2
Physics
Elimination Tool:

A) Fixed

B) Not fixed

C) May depend on condition of rotation

D) There is no centre in angular motion

167 / 199

When two ends of string are struck together simultaneously such that two troughs are traveling towards each other, than at reaching the centre of the string a _ is formed:

2022 PMC Test 2
Physics
Elimination Tool:

A) A higher amplitude wave

B) A Lower amplitude wave

C) Waves die immediately

D) Troughs are converted to crests

168 / 199

At what angle of projectile horizontal range is minimum:

2022 PMC Test 2
Physics
Elimination Tool:

A) 30 degrees

B) 45 degrees

C) 60 degrees

D) 90 degrees

169 / 199

I. Two fighter jets from the air force malfunctioned mid-air after taking off from the air force base. II. One of the flying officers ejected whereas the other one died on spot.

2022 PMC Test 2
Logical Reasoning
Elimination Tool:

A) Statement I is the cause and statement II is its effect

B) Statement II is the cause and statement I is its effect

C) c) Both statements I and II are independent causes

D) Both statements I and 11 are the effects of in

170 / 199

Which one of the following is a disadvantage of a potentiometer over a voltmeter?

2022 PMC Test 2
Physics
Elimination Tool:

A) It can measure internal resistance of a cell

B) It can measure the e.m.f. of a cell

C) It is heavy and not portable

D) It can measure accurately very small pd. of the microvolt

171 / 199

A pipe open at both ends resonates at a fundamental frequency fo. When one end is covered and the pipe is again made to resonate, the fundamental frequency is fc. Which of the following expressions describes the relationship between these two resonants?

2022 PMC Test 2
Physics
Elimination Tool:

A) fc = fo

B) 2xfc = fo

C) fc = 2fo

none

172 / 199

If we cut a magnet in half then both magnets are now

2022 PMC Test 2
Physics
Elimination Tool:

A) Monopole

B) Dipole

C) Quadrupole

D) magnetsim is lost

173 / 199

The mechanical energy of our hand used to push the magnet towards or away from the coil results into:

2022 PMC Test 2
Physics
Elimination Tool:

A) Heat energy

B) Potential energy

C) Electrical energy

D) Mechanical energy

174 / 199

Charge inside conductor is:

2022 PMC Test 2
Physics
Elimination Tool:

A) Possible

B) Can be greater than zero

C) Zero

D) Negative always

175 / 199

The rotation of the earth in 1 day covers approximately ____ radian angular distance.

2022 PMC Test 2
Physics
Elimination Tool:

A) 6.3

B) 7.3

C) 10.3

D) 5.3

176 / 199

In parallel plate capacitor Capacitance depends on:

2022 PMC Test 2
Physics
Elimination Tool:

A) Charge

B) Electric field

C) Voltage

D) Cross-sectional area

177 / 199

Bright Lines in pattern shows:

2022 PMC Test 2
Physics
Elimination Tool:

A) Absorption

B) Emission

C) Reflection

D) Free particle

178 / 199

A block of mass 2 kg is moving with the velocity 5 m/s in the horizontal direction under an influence of force 20 N. How much power is delivered by normal force?

2022 PMC Test 2
Physics
Elimination Tool:

A) -100 W

B) 100 W

C) 0 W

D) 200 W

179 / 199

AC generators are similar to:

2022 PMC Test 2
Physics
Elimination Tool:

A) Transformers

B) Inductors

C) Capacitors

D) Motor

180 / 199

The electric flux through a closed surface depends upon the:

2022 PMC Test 2
Physics
Elimination Tool:

A) Size of the surface

B) Shape of the surface

C) Position of charge enclosed in the surface

D) Magnitude of charge enclosed in the surface

181 / 199

The horizontal range of a projectile is 4√3 times its maximum height. What is the angle of projection?

2022 PMC Test 2
Physics
Elimination Tool:

A) 90 degrees

B) 45 degrees

C) 60 degrees

D) 30 degrees

182 / 199

Which one is correct?

2022 PMC Test 2
English
Elimination Tool:

A) Natasha Ryan returned to her mother home on

B) Natasha Ryan returned to her mother's home on

C) Natasha Ryan returned to hers mother's home on

D) Natasha Ryan returned her mother's home on

183 / 199

Choose the correct spelling of the word.

2022 PMC Test 2
English
Elimination Tool:

A) lgnomeny

B) Ignominy

C) lgnomminy

D) lgnomny

184 / 199

Are the boys still swimming ____ the pool?

2022 PMC Test 2
English
Elimination Tool:

A) into

B) in

C) on

D) at

185 / 199

I’ll show you a picture ____ the palace.

2022 PMC Test 2
English
Elimination Tool:

A) off

B) of

C) in

D) at

186 / 199

The train was so ____ that we could not get into it.

2022 PMC Test 2
English
Elimination Tool:

A) Crowded

B) Deep

C) Thick

D) Rushed

187 / 199

We have a ____ climate so the summers are not very hot.

2022 PMC Test 2
English
Elimination Tool:

A) Bright

B) Fair

C) High

D) Mild

188 / 199

The market is nearer to them than _____.

2022 PMC Test 2
English
Elimination Tool:

A) We

B) Ourself

C) Us

D) Ourselves

189 / 199

Do you know how__ it is from Faisalabad to Islamabad? It’s 470 km.

2022 PMC Test 2
English
Elimination Tool:

A) Many

B) Much

C) Far

D) Often

190 / 199

Choose the present tense.

2022 PMC Test 2
English
Elimination Tool:

A) They lived happily

B) They live happily

C) They will live happily

D) They had lived happily

191 / 199

I am going to the U.S.A next year. Which type of tense is it?

2022 PMC Test 2
English
Elimination Tool:

A) Present

B) Past

C) Future

D) Interrogative

192 / 199

We need to find ____ method to solve this problem.

2022 PMC Test 2
English
Elimination Tool:

A) Other

B) Another

C) Others

D) The other

193 / 199

The man ____ wallet was stolen, called the police.

2022 PMC Test 2
English
Elimination Tool:

A) Who

B) Whose

C) Whom

D) Which

194 / 199

Which one is correct?

2022 PMC Test 2
English
Elimination Tool:

A) A hundreds year ago, boys from this school learn French.

B) A hundred years ago,boys from this school learned French.

C) A hundred years ago, boys from this school learning French.

D) A hundred years ago, boys from this school learnt French.

195 / 199

What are you doing ____ the afternoon?

2022 PMC Test 2
English
Elimination Tool:

A) with

B) in

C) during

D) around

196 / 199

When I was young,I______ (use) play cricket a lot.

2022 PMC Test 2
English
Elimination Tool:

A) Use

B) Used

C) Used to

D) Use to

197 / 199

Choose the correct spelling of the word.

2022 PMC Test 2
English
Elimination Tool:

A) Exhebition

B) Exhibition

C) Exhabation

D) Exehation

198 / 199

Choose the correct spelling of the word.

2022 PMC Test 2
English
Elimination Tool:

A) Annehilate

B) Anihilate

C) Annihilate

D) Anehilate

199 / 199

Which one is correct?

2022 PMC Test 2
English
Elimination Tool:

A) Norma did not agree on Mr.Steward to have brought back

B) Norma did not agree upon Mr. Steward to have brought back.

C) Norma did not agree with Mr. Steward to have been brought back.

D) Norma did not agreed with Mr. Steward to have brought back.

Your score is

The average score is 63%

Learning from Repeated Questions and Key Topics

PMDC MDCAT solved past papers highlight frequently asked questions and high-weightage topics from previous exams. Since many MDCAT concepts are repeated annually, solved past papers guide students toward focused revision, helping them concentrate on the most important chapters for higher marks.

Enhancing Time Management and Accuracy

Attempting solved PMDC MDCAT past papers under exam-like conditions improves speed, accuracy, and overall time management. Reviewing the answer key after each paper helps students correct mistakes, avoid negative marking, and become comfortable with real exam conditions. Consistent practice also reduces stress and improves exam-day performance.

Related: Attempt Online Mock Tests

Free PMDC MDCAT Solved Past Papers for Students

PLS Academy provides free PMDC MDCAT solved past papers with answer key to support effective MDCAT preparation. Along with solved papers, students can access mock tests and chapter-wise MCQs for complete entry test practice. Using these resources regularly improves confidence, enhances accuracy, and ensures students are fully ready for the MDCAT exam.

JazakAllah.