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MDCAT Past Papers & Most Repeated Questions

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Solved Questions

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Question 1

  • Question: Kidneys perform their osmoregulatory role under the effect of Antidiuretic Hormone, which type of urine is produced in this situatlon?

  • A) Three

  • B) Four

  • C) Five

  • D) High reactivity

  • Correct Answer: A

Question 2

  • Question: which part of brain controls transition between sleeplng and waketulness?

  • A) Cervix

  • B) Uterus

  • C) Ovary

  • D) Oviduct

  • Correct Answer: B

Question 3

  • Question: o.After 3half-lives,theremaining fraction of a radioactive sampleis

  • A) 1/2

  • B) 1/4

  • C) 1/8

  • D) 1/16

  • Correct Answer: C

Question 4

  • Question: o.Once an action potential reaches the membrane of a skeletal muscle fiber, what is the first event that occurs in the contraction process?

  • A) Actin and myosin form a cross-bridge

  • B) Calcium is pumped back into the sarcoplasmic reticulum

  • C) Calcium is released from the sarcoplasmic reticulum

  • D) ATP is hydrolyzed by troponin

  • Correct Answer: D

Question 5

  • Question: o.A person in hot weather is unable to maintain body temperature.Which physiological process has failed?

  • A) Vasodilation&sweating

  • B) Vasoconstriction

  • C) Shivering

  • D) Reninsecretion

  • Correct Answer: A

Question 6

  • Question: o. which part of human brain is involved in maintaining the posture and balance of the body?

  • A) Bent or angular

  • B) Trigonal

  • C) Trigonal pyramidal

  • D) Trigonal planner

  • Correct Answer: B

Question 7

  • Question: o. Which is an enzyme activator secreted by the intestinal glands

  • A) Amylase

  • B) Pepsinogens

  • C) Enterokinase

  • D) Lipase

  • Correct Answer: C

Question 8

  • Question: Nissls granule is a specialized structure in neuron formed by modification of

  • A) Intestine&biceps

  • B) Intestine&bloodvessels

  • C) Heart& lungs

  • D) Stomach & heart

  • Correct Answer: D

Question 9

  • Question: o.Considerthe given balanced chemicalequation: 2H + O2Hz0 If 4 g of Hz reacts with 32 g of Oa to produce 28 g of HaO, what is the percentage yleld of the reaction? (Molar mass of Hz = 2 g/mol, O2 = 32 g/mol and Ha = 18 g/mol)

  • A) Bond energy

  • B) Activationenergy

  • C) Average energy

  • D) Enthalpy

  • Correct Answer: A

Question 10

  • Question: All are the functions of lysosome EXCEPT

  • A) Intra cellular digestion

  • B) Removal of the waste

  • C) Autophagy

  • D) Lipid synthesis

  • Correct Answer: B

Question 11

  • Question: i. Consider the equation Ha + O2 -HzO, what volume of hydrogen gas is required to produce 1 mol of water at standard temperature & pressure?

  • A) 20%

  • B) 25%

  • C) 45%

  • D) 80%

  • Correct Answer: C

Question 12

  • Question: Which of the following ls the auditory relay Centra and Centre that controls reflex movement of eyes?

  • A) a and b

  • B) b and c

  • C) c and a

  • D) not speclficd

  • Correct Answer: D

Question 13

  • Question: Which ot the followlng is the correct pathway of nerve impulse?

  • A) Receptors-CNS-Effectors

  • B) Effectors-Receptors -CNs

  • C) CNS-Effectors-Receptors

  • D) Effectors-CNSReceptors

  • Correct Answer: A

Question 14

  • Question: o. A canon is placed on a smooth surface. When it fires a shell, the canon moves backward, this recoil occurs due to

  • A) Law of conservation of energy

  • B) Backward thrust of the gases

  • C) Newton’s third law of motion

  • D) Newton’s first law of motion

  • Correct Answer: B

Question 15

  • Question: l.According to First law of thermodynamics when heat flows into a system and no work is done the intermal energy of the system must

  • A) Increase

  • B) Decrease

  • C) Remainsconstant

  • D) Becomeszero

  • Correct Answer: C

Question 16

  • Question: o. A projectile is launched in air with certain angle; its velocity is maximum at

  • A) Point of projection

  • B) Highest point

  • C) Between launching and highest point

  • D) At all points

  • Correct Answer: D

Question 17

  • Question: o. The writer has unearthed serious irregularities In the entire project. The word ‘unearthed’ in thissentence means

  • A) written

  • B) mentioned

  • C) exposed

  • D) stated

  • Correct Answer: A

Question 18

  • Question: o. Which of the following is the main cause of accidents involving equipment?

  • A) Overconfidence

  • B) Insufficientmaintenance

  • C) Fatigue

  • D) Poor training

  • Correct Answer: B

Question 19

  • Question: The most primitive respiratory process occurring in a living cell is;

  • A) Lactic acid fermentation

  • B) Alcoholic fermentation

  • C) Glycolysis

  • D) Krebs’s cycle

  • Correct Answer: C

Question 20

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 21

  • Question: The primary function of larynx is

  • A) Humidifying air

  • B) Filtering dust

  • C) Gaseous exchange

  • D) Voiceproduction

  • Correct Answer: A

Question 22

  • Question: During menstrual cycle,luteinizing hormone (LH) is secreted due to;

  • A) Decrease in Estrogen

  • B) Decrease in FSH

  • C) Increase in FSH

  • D) Environmental effect

  • Correct Answer: B

Question 23

  • Question: Left and right cerebral hemispheres are connected with each other by

  • A) Corpusluteum

  • B) Corpuscallosum

  • C) A band of dendrites

  • D) Dorsal and ventral nerve roots

  • Correct Answer: C

Question 24

  • Question: whlch Is the common feature between cardiac and smooth muscles?

  • A) Voluntary

  • B) Involuntary

  • C) Branched

  • D) Unbranched

  • Correct Answer: D

Question 25

  • Question: The joints which cause rotational movements are

  • A) Hinge

  • B) Ball and Socket

  • C) Cartilage

  • D) Sutures

  • Correct Answer: A

Question 26

  • Question: , Self-fertilization In plants through successive generations can lead to the development ot

  • A) Hybridbreedsof plants

  • B) Variations in coming generation

  • C) Truebreedingplants

  • D) Adaptation with their environment

  • Correct Answer: B

Question 27

  • Question: Which part of the neuron typically receives incoming signals from other neurons?

  • A) Axon

  • B) Dendrites

  • C) Myelin sheath

  • D) Synaptic knob

  • Correct Answer: C

Question 28

  • Question: Why thick filaments are unable to bind with thin filament in a relaxed muscle fiber?

  • A) Actin blocks the myosin binding site

  • B) Tropomyosin blocks the myosin binding site

  • C) Troponin blocks the myosin binding site

  • D) Tropomyosin blocks the troponin binding site

  • Correct Answer: D

Question 29

  • Question: Which of the following best highlights the importance of protelns in immunity?

  • A) They act as receptors of pathogens

  • B) They are long term energy reserves

  • C) They act as antibodies

  • D) They act as mechanical barrierfor pathogens

  • Correct Answer: A

Question 30

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 31

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: C

Question 32

  • Question: The process of osmoregulation refers to

  • A) The filtration of blood to remove metabolic waste

  • B) The regulation of solute and water movement between an organism and its environment

  • C) The creation of an osmotic gradient in the kidney medulla

  • D) The secretion of hormones that control blood plasma

  • Correct Answer: D

Question 33

  • Question: A baby girl is born with hemophilia, which is an X-linked recessive disorder. What are the most llkely genotypes of her parents?

  • A) The mother is a carrier and the father is normal.

  • B) The mother is hemophiliac and the father is normal.

  • C) The mother is carrier and the father is hemophiliac

  • D) Both are normal.

  • Correct Answer: A

Question 34

  • Question: Identiry the most approprlate functlon of chromosomos

  • A) Energyproductlonandstoragc

  • B) Protein synthesis and regulatlon

  • C) Storagce of gcncticinformatlon

  • D) Lipid metabolism and transport

  • Correct Answer: B

Question 35

  • Question: Enzymesbelong to which classof blomolecules?

  • A) Carbohydrates

  • B) Upids

  • C) Proteins

  • D) Nuclelc acids

  • Correct Answer: C

Question 36

  • Question: arranges the DNA Into the chromosomes In a eukaryotic cell.

  • A) Hormones

  • B) Elastin

  • C) Histone

  • D) Nucleosome

  • Correct Answer: D

Question 37

  • Question: The function of nucleolus is to make

  • A) rDNA

  • B) Lysosomes

  • C) Ribosomes

  • D) Chromosomes

  • Correct Answer: A

Question 38

  • Question: which of the following blood vessels have lowest blood velocity with correct reason for low blood velocity?

  • A) Arteries: Due to thick walls

  • B) Capillaries: due to highest overall cross-sectional area

  • C) Veins: due to blood flow against the gravity

  • D) Capillaries:Duetotwo-waybloodflowincapillaries

  • Correct Answer: B

Question 39

  • Question: An active athlete has more stamina of running compared to an officer of same age with physically inactive lifestyle. Which of the following organelles has greatly increased in the muscle cells of athlete?

  • A) Nucleus

  • B) Mitochondria

  • C) Golgi bodies

  • D) Smoothendoplasmicreticulum (SER)

  • Correct Answer: C

Question 40

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 41

  • Question: The pubic symphysis is a slightly moveable joint joined by which of the following tissue?

  • A) Elastic cartilage

  • B) Fibrocartilage

  • C) Costal cartilage

  • D) Articularcartilage

  • Correct Answer: A

Question 42

  • Question: In a pea plant seed color is determined by two alleles: Y (Yellow, dominant) and y (green recessive). Which parental cross would most likely result in offspring showing a 1:1 ratio of yellow to green seeds?

  • A) yy ×

  • B) yy × y

  • C) yy × yy

  • D) x w

  • Correct Answer: B

Question 43

  • Question: Mendel crossed a plant with round yellow seeds (RRYY) and a plant with wrinkled green seeds (rryy), what was the phenotype of all F1 offspring?

  • A) All round green

  • B) All round yellow

  • C) All wrinkled yellow

  • D) All wrinkled green

  • Correct Answer: C

Question 44

  • Question: In a normal 28 days menstrual cycle when would you expect the LH surge to occur?

  • A) Days 7-10

  • B) Days 11-14

  • C) Days 15-18

  • D) Days 19-22

  • Correct Answer: D

Question 45

  • Question: Which property of water helps In moderating Earth’s climate and malntalning stable temperature In aquatic environment?

  • A) Low viscosity

  • B) High specific heat capacity

  • C) High surface tension

  • D) High polarity

  • Correct Answer: A

Question 46

  • Question: Effect of increased substrate concentration on enzyme activity

  • A) Decrease the rate of reaction

  • B) Increase the reaction rate until all active sites are saturated

  • C) Have no effect on the reaction rate

  • D) Increase the rate of reaction in a straight diagonal line

  • Correct Answer: B

Question 47

  • Question: An oligosaccharide is made up of at least

  • A) two saccharide units

  • B) ten saccharide units

  • C) three to ten saccharide units

  • D) morethan ten saccharide units

  • Correct Answer: C

Question 48

  • Question: Which statement best explains the difference between humoral and cell mediated immune response?

  • A) Humoral immunity involves B-Lymphocytes and cell mediated immunity involves T-Lymphocytes

  • B) Humoral immunity destroys viruses and cell mediated immunity destroys bacteria

  • C) Humoral immunity is specific and cell mediated immunity is nonspecific

  • D) Humoral immunity uses antibodies and cell mediated Immunity does not involve immune cells

  • Correct Answer: D

Question 49

  • Question: which of the following is the correct higher (left) to lower (right) sequence of molecules with respect to their amount in the cell?

  • A) DNA- rRNA tRNA - mRNA

  • B) rRNA- tRNA- mRNA- DNA

  • C) mRNA - tRNA - rRNA - DNA

  • D) DNA-mRNA-tRNA-rRNA

  • Correct Answer: A

Question 50

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 51

  • Question: The main idea in Darwin’s Theory of “Origin of species by natural selection” is

  • A) Inheritance of acquired traits

  • B) Use and disuse of organs

  • C) Species never change

  • D) Evolution occurs through gradual accumulation of adaptation through successive generations

  • Correct Answer: C

Question 52

  • Question: Which of the following is a key feature of RNA?

  • A) Deoxyribose and thymine

  • B) Doublestrandedandthymine

  • C) Ribose and uracil

  • D) Ribose and thymine

  • Correct Answer: D

Question 53

  • Question: Which of the following types of RNA makeup the largest proportion of total cellular RNA?

  • A) Messenger RNA

  • B) Ribosomal RNA

  • C) Transfer RNA

  • D) Catalytic RNA (ribozyme)

  • Correct Answer: A

Question 54

  • Question: The bacterium Treponema Pallidum is responsible for which sexually transmitted disease?

  • A) Syphilis

  • B) Chlamydia

  • C) Gonorrhea

  • D) Genital herpes

  • Correct Answer: B

Question 55

  • Question: Tissue fluid in a lymphatic system Is called as

  • A) Plasma

  • B) Matrix

  • C) Lymph

  • D) Blood

  • Correct Answer: C

Question 56

  • Question: which one of the following biomolecules is a polymer/polysaccharide?

  • A) Sucrose

  • B) Pentose

  • C) Lactose

  • D) Glycogen

  • Correct Answer: D

Question 57

  • Question: Oifactory receptorsare the typeof

  • A) Freshwater Fish

  • B) Amphibians

  • C) Birds

  • D) Mammals

  • Correct Answer: A

Question 58

  • Question: Ohm law is given by:

  • A) V = IR

  • B) P = IV

  • C) F = ma

  • D) Q = It

  • Correct Answer: B

Question 59

  • Question: which of the following cells possess Nissl’s granules?

  • A) Nerve cells

  • B) WBC

  • C) RBC

  • D) Platelets

  • Correct Answer: C

Question 60

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 61

  • Question: Arthritis is

  • A) Inflammation of joints

  • B) Herniation of intervertebral disc

  • C) Fusion of vertebral joint

  • D) tingling along the length of legs

  • Correct Answer: A

Question 62

  • Question: Which type of joint is present in pubis?

  • A) Fibrous joints

  • B) Immoveable joints

  • C) Cartilaginous joints

  • D) Freely moveable joints

  • Correct Answer: B

Question 63

  • Question: Ohm law is given by:

  • A) V = IR

  • B) P = IV

  • C) F = ma

  • D) Q = It

  • Correct Answer: C

Question 64

  • Question: which of the following statements best compares cell division in prokaryotic and Eukaryotic cells?

  • A) Eukaryotesdividebybudding;prokaryotesbymitosis

  • B) Eukaryotes use binary fission ; prokaryotes by meiosis

  • C) Eukaryotes divide by mitosis ; prokaryotes by binary fission

  • D) Both use mitosis by cell division

  • Correct Answer: D

Question 65

  • Question: Which of the following best describes “acquired characteristics” according to Lamarckism?

  • A) Traits caused by mutation

  • B) Traits inherited from parents

  • C) Traits developed by use or disuse

  • D) Traits selected by nature

  • Correct Answer: A

Question 66

  • Question: According to Lock and Key model, the active slte ls regarded as

  • A) Rigid and specific

  • B) Flexible and specific

  • C) Rigid and non specific

  • D) Fiexible and non specific

  • Correct Answer: B

Question 67

  • Question: Pcptide bondsare importantIn proteln because they

  • A) Arfect solubillity

  • B) Hold R-groups

  • C) Link amino acid

  • D) help in releasing oxygen

  • Correct Answer: C

Question 68

  • Question: Why are retroviruses placed in a separate class of RNA viruses?

  • A) They always infect animal cells only

  • B) TheirRNAactsdirectly as mRNA

  • C) They lackprotein coats

  • D) They usereverse transcriptasetomake DNAfrom RNA

  • Correct Answer: D

Question 69

  • Question: Reversible inhibitors differ from irreversible Inhibitors because they

  • A) Bindspermanentlyand cannotberemoved

  • B) Bind temporarily and can be removed

  • C) Permanently inactivate the enzyme

  • D) Change enzyme structure permanently

  • Correct Answer: A

Question 70

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 71

  • Question: In which of the following combination, both components have Hyaline cartllage?

  • A) Epiglottis&intervertebraldisc

  • B) Trachea &intervertebral disc

  • C) Nose & pinna

  • D) Nose &trachea

  • Correct Answer: C

Question 72

  • Question: According to Lamarck, the evolution of long necks in glraffes is explained by

  • A) Natural selection

  • B) Geneticmutation

  • C) Survival of the fittest

  • D) Stretchingofnecksovergenerations

  • Correct Answer: D

Question 73

  • Question: The process of spermatogenesis occurs in which part of the male reproductive system?

  • A) Seminiferous tubules

  • B) Vas deferens

  • C) Scrotum

  • D) Epididymis

  • Correct Answer: A

Question 74

  • Question: Which layer of uterus nourishes the embryo after implantation?

  • A) Cervical epithelium

  • B) Myometrium

  • C) Endometrium

  • D) Perimetrium

  • Correct Answer: B

Question 75

  • Question: The main role of mRNA during protein synthesis is to

  • A) Carry genetic information for protein synthesis

  • B) stabilize ribosome

  • C) deliver amino acids

  • D) provide platform for proteins synthesis

  • Correct Answer: C

Question 76

  • Question: Glycoproteins are formed as a result of the combination of

  • A) Lipids and proteins

  • B) Carbohydrates and proteins

  • C) Wucleic acid and proteins

  • D) Fatty acids and carbohydrates

  • Correct Answer: D

Question 77

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: A

Question 78

  • Question: If a normal person marries with colour blind temale what will be the posslbllty ot normal male child

  • A) 0%

  • B) 25%

  • C) 50%

  • D) 75%

  • Correct Answer: B

Question 79

  • Question: which of the following characters is shared by both skeletal and cardlac muscles?

  • A) Presence of Striation

  • B) Involuntarycontrol

  • C) Multinucleated fibers

  • D) intercalateddiscs

  • Correct Answer: C

Question 80

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 81

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: A

Question 82

  • Question: Value of R gas constant in J mol-1 K-1 is

  • A) 8.314

  • B) 62.4

  • C) 0.821

  • D) 62400

  • Correct Answer: B

Question 83

  • Question: which of thefollowing best explains why phenol reacts with aqueous NaOH, but alcohols do not?

  • A) Phenol has a lower boiling point than alcohol.

  • B) Alcohols contain a strong O-H bond that cannot be broken by weak bases.

  • C) Phenol form hydrogen bonding that facilitates ionization.

  • D) Phenol is weakly acidic due to resonance stabilization of phenoxide ion.

  • Correct Answer: C

Question 84

  • Question: In propenepi-bond isformed by sideway overlap of

  • A) s-orbitals

  • B) p-orbitals

  • C) sp3 hybrid orbitals

  • D) sp2hybrid orbitals

  • Correct Answer: D

Question 85

  • Question: An enzyme used to decompose the lipids into fatty acids in our alimentary canal is

  • A) Amylase

  • B) Protease

  • C) Lipase

  • D) Urease

  • Correct Answer: A

Question 86

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: B

Question 87

  • Question: Conversionofdihaloalkaneinto aikynedoesnotinvolve

  • A) Addition

  • B) Elimination

  • C) Base

  • D) Heat

  • Correct Answer: C

Question 88

  • Question: Majority of reactions taking place at ordlnar temperatures wlth -AH are

  • A) Endothermic

  • B) Exothemic

  • C) Thermally unstable

  • D) Reversible

  • Correct Answer: D

Question 89

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: A

Question 90

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 91

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: C

Question 92

  • Question: Oxidation numbers of X,Y,z are +6, -2, & -1 respectively, possible molecular formula when atoms combine

  • A) X2YZ

  • B) XY2Z2

  • C) XYZ2

  • D) XY2Z

  • Correct Answer: D

Question 93

  • Question: which set of quantum numbers is not allowed for an electron.

  • A) n=2, l=1, m=0, s=+1/2

  • B) n=3, l=0, m=0, s=-1/2

  • C) n=2, 1=2, m=1, s=+1/2

  • D) n=1,1=0,m=0, s=+1/2

  • Correct Answer: A

Question 94

  • Question: 2A + B - 3C + D which of the following does not express the reaction rate?

  • A) -d[B]/dt

  • B) d[D]/dt

  • C) -1/2 d[A]/dt

  • D) -1/3 d[C]/dt

  • Correct Answer: B

Question 95

  • Question: The order of ease of reduction of H1, Cu2 and Ag*1

  • A) H1 >Cu2 >Ag

  • B) H'1 >Ag’>Cu*2

  • C) Ag’>Cu'2 >H*1

  • D) H'1 >Cu2 =Ag

  • Correct Answer: C

Question 96

  • Question: Acetaldehyde undergoes oxidation to produce acetic acid, in this reactlon oxidizing agent used is

  • A) HI

  • B) LiAlHe

  • C) K2Cr207

  • D) NaBH4

  • Correct Answer: D

Question 97

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: A

Question 98

  • Question: Terminal alkynes show acidiccharacter dueto

  • A) Terminal carbon atoms are sp hybridized.

  • B) Terminal carbon atoms are sp? hybridized.

  • C) Terminal carbon atoms are sp3 hybridized.

  • D) Terminal carbon atoms show hydrogen bonding.

  • Correct Answer: B

Question 99

  • Question: Fischer ESTERIFICATION Is which type of reaction

  • A) Condensation

  • B) Substitution

  • C) Elimination

  • D) Dehydrogenation

  • Correct Answer: C

Question 100

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 101

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: A

Question 102

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: B

Question 103

  • Question: Ohm law is given by:

  • A) V = IR

  • B) P = IV

  • C) F = ma

  • D) Q = It

  • Correct Answer: C

Question 104

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: D

Question 105

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: A

Question 106

  • Question: Which of the following is basic buffer?

  • A) NH.OH/NH.CI

  • B) NaOH/NaCI

  • C) NaOH/HCI

  • D) H2CO3/NaHCO3

  • Correct Answer: B

Question 107

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: C

Question 108

  • Question: Ohm law is given by:

  • A) V = IR

  • B) P = IV

  • C) F = ma

  • D) Q = It

  • Correct Answer: D

Question 109

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: A

Question 110

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 111

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: C

Question 112

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: D

Question 113

  • Question: Which of the following situations most clearly demonstrates a key characteristic of a Redox reaction?

  • A) Water boiling to steam

  • B) Hydrogen gas reacting with chlorine to form hydrogen chloride gas

  • C) Sodium chloride dissolving in water

  • D) Ethanolevaporating atroomtemperature

  • Correct Answer: A

Question 114

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: B

Question 115

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: C

Question 116

  • Question: If % yield and actual yield is 80 and 20g respectively, what will be theoretical yield?

  • A) 20g

  • B) 25g

  • C) 30g

  • D) 40g

  • Correct Answer: D

Question 117

  • Question: Wwhich of the following best identifies the redox reaction

  • A) transfer ofproton

  • B) transferof electron

  • C) absorption of light

  • D) exchange of ions

  • Correct Answer: A

Question 118

  • Question: Methanol is produced by reduction of

  • A) Formaldehyde

  • B) Acetaldehyde

  • C) Propanal

  • D) Propanone

  • Correct Answer: B

Question 119

  • Question: IUPAC name of (CH>)s CCH2 Br is

  • A) 1-bromopentane

  • B) 1-bromo-2,2,2-trimethylethane

  • C) 1-bromo-2,2-dimethylpropane

  • D) 2-bromopentane

  • Correct Answer: C

Question 120

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 121

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: A

Question 122

  • Question: Plckthecrystalllnesolld

  • A) Cement

  • B) Ceramics

  • C) Concrete

  • D) Copper

  • Correct Answer: B

Question 123

  • Question: Number of unpaired electrons in Boron In ground state Is/are: 0) 1

  • A) Electrophilic addition

  • B) ElectrophilicSubstitution

  • C) Free radical Substitution

  • D) Free radical halogenation

  • Correct Answer: C

Question 124

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: D

Question 125

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: A

Question 126

  • Question: Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces

  • A) Carbonates

  • B) Alkane

  • C) Ester

  • D) Amide

  • Correct Answer: B

Question 127

  • Question: If P Is the momentum of an object and m is its mass, then its kinetic energy is

  • A) P/2m

  • B) p2/2m

  • C) 1/2 Pm2

  • D) 1/2 p2m

  • Correct Answer: C

Question 128

  • Question: The electric field at a point due to two equal and opposite charges is 1oo N/C.If the magnitude of each charge is doubled then the electric field at that point becomes

  • A) 50 N/C

  • B) 100 N/C

  • C) 200 N/C

  • D) 400 N/C

  • Correct Answer: D

Question 129

  • Question: If a plastic sheet of relative permittivity 2.5 is inserted between two-point charges placed In vacuum,then the electrostatic force between them

  • A) Increases by a factor of 2.5

  • B) Decreases by a factor of 2.5

  • C) Increases by a factor of 5

  • D) Decreases by a factor of 5

  • Correct Answer: A

Question 130

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 131

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: C

Question 132

  • Question: In an ldeal transformer, if the primary voltage is doubled and the turns ratio remains the same, what happens to the secondary current?

  • A) Doubles

  • B) Halves

  • C) Remains the same

  • D) Becomes four times

  • Correct Answer: D

Question 133

  • Question: Anangulardisplacementof9o°is equal to

  • A) One-fourth revolution

  • B) One- third revolution

  • C) One half revolution

  • D) One complete revolution

  • Correct Answer: A

Question 134

  • Question: The time in which half of the given number of radioactive nuclel decay is known as

  • A) 1/2 life of radioactive element.

  • B) 2/3 life of radioactive element.

  • C) 1/4 life of radioactive element.

  • D) 2/5 life of radioactive element.

  • Correct Answer: B

Question 135

  • Question: Earth receives large amount of energy directly from

  • A) Wind

  • B) Water

  • C) Sun

  • D) Moon

  • Correct Answer: C

Question 136

  • Question: Aphasedifferenceof9ooisequalto

  • A) n radians

  • B) n /2 radians

  • C) 2n radians

  • D) n /4 radians

  • Correct Answer: D

Question 137

  • Question: The reciprocal of the resistivity of a material is called its

  • A) impedance

  • B) conductivity

  • C) admittance

  • D) reactance

  • Correct Answer: A

Question 138

  • Question: The Balmer series of hydrogen spectrumappearsinthe

  • A) Infraredregion

  • B) Ultravioletregion

  • C) X-ray region

  • D) Visible region

  • Correct Answer: B

Question 139

  • Question: A ball is thrown into the air with certain velocity v making an angle e with horizontal. If air resistanceis neglected,then at maximum height its velocity is

  • A) Equal to initial velocity

  • B) Half of initial velocity

  • C) Equal to zero

  • D) Minimum but not zero

  • Correct Answer: C

Question 140

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 141

  • Question: If the surface charge density of an infinite sheet increases by 25%,the electricfield intensity

  • A) Increases by 25%

  • B) Increases by 50%

  • C) Decreases by 25%

  • D) Remains the same

  • Correct Answer: A

Question 142

  • Question: An incompressible fluid flows through a pipe that becomes narrower in one section. The fluid speed increases in that region to maintain

  • A) Constant pressure

  • B) constantenergy

  • C) constant mass flow rate

  • D) constant volume

  • Correct Answer: B

Question 143

  • Question: In a pipe of varying cross-section as fluid enters the narrowerregion,it exhibits

  • A) greaterpressure onthetop

  • B) lowerpressureonthetop

  • C) equal pressureonbothsides

  • D) zero pressure above the wing

  • Correct Answer: C

Question 144

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: D

Question 145

  • Question: Theprotons inthenucleusofanatomDoNoTexitdueto

  • A) Electromagnetic force

  • B) GravitationalForce

  • C) WeakNuclearForce

  • D) Strong NuclearForce

  • Correct Answer: A

Question 146

  • Question: Mechanical waves cannottravel throughouter spacebecausethey

  • A) havelowspeedinvacuum

  • B) disperseinspaceduetolongwavelength

  • C) losefrequencyintheabsenceofair

  • D) losetransmissionwithout interactingpartides

  • Correct Answer: B

Question 147

  • Question: Terminal voltageofacellequalsitsEMFonlywhen

  • A) Nocurrentflows

  • B) Currentismaximum

  • C) Intemalresistanceisinfinite

  • D) Loadresistanceiszero

  • Correct Answer: C

Question 148

  • Question: A loop moves toward a stationary magnet.The induced current will

  • A) enhance the motion

  • B) trytostoptheapproach

  • C) become zero

  • D) becomealtermating

  • Correct Answer: D

Question 149

  • Question: The energyofaSimpleHormonicoscillationdependsuponthe

  • A) frequency

  • B) time period

  • C) wavelength

  • D) amplitude

  • Correct Answer: A

Question 150

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 151

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: C

Question 152

  • Question: If the length of the conductor is made 4 times its original length, its resistance becomes

  • A) quarter

  • B) half

  • C) zero

  • D) 4 times

  • Correct Answer: D

Question 153

  • Question: The unit of temperature coefficient of resistivity is

  • A) 1/C

  • B) 1/K

  • C) 1/A

  • D) 1/2

  • Correct Answer: A

Question 154

  • Question: Choose the antonym of ‘ancient’:

  • A) Old

  • B) Modern

  • C) Historic

  • D) Aged

  • Correct Answer: B

Question 155

  • Question: If two speakers emit sound at same frequency and phase, maximum loudness occurs when

  • A) Pathdifference=2

  • B) Pathdifference=入

  • C) Path difference =4

  • D) Pathdifference=3入/43

  • Correct Answer: C

Question 156

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: D

Question 157

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: A

Question 158

  • Question: A fluid is flowing through a tube, to undergo transition from laminar to turbulent flow it’s velocity must be

  • A) Slightlylessthancriticalvelocity

  • B) equal to critical velocity

  • C) greater than critical velocity

  • D) increasing gradually but less than critical velocity

  • Correct Answer: B

Question 159

  • Question: For two equal positive charges, the electric field weakest?

  • A) Midway between them

  • B) Along the perpendicular bisector

  • C) Closeto either charge

  • D) At infinity

  • Correct Answer: C

Question 160

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

Question 161

  • Question: If the distance between two charges is halved and magnitude of charges are also doubled, then the force between these charges becomes

  • A) 4 m/s

  • B) 2 m/s

  • C) 6 m/s

  • D) depends on masses

  • Correct Answer: A

Question 162

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: B

Question 163

  • Question: Which of the following sentences has correct subject verb agreement?

  • A) The teacher give the students homework.

  • B) The teacher gives the students homework.

  • C) The teachers gives the student homework.

  • D) The teachers given the student homework.

  • Correct Answer: C

Question 164

  • Question: The keys were found the drawer where you left them last week.

  • A) under

  • B) in

  • C) on

  • D) beside

  • Correct Answer: D

Question 165

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: A

Question 166

  • Question: Which structure is primarily responsible for ATP production in eukaryotic cells?

  • A) Ribosome

  • B) Mitochondrion

  • C) Golgi apparatus

  • D) Lysosome

  • Correct Answer: B

Question 167

  • Question: The board of directors expresscd disappointment with the flnancial results.

  • A) their

  • B) its

  • C) his or her

  • D) one’s

  • Correct Answer: C

Question 168

  • Question: It rained all night;. ,theroads were flooded in the morning.

  • A) similarly

  • B) instead

  • C) as a result

  • D) in contrast

  • Correct Answer: D

Question 169

  • Question: The manager accepted the cashier’s forcoming late.

  • A) expalanation

  • B) explaination

  • C) explnasion

  • D) explanation

  • Correct Answer: A

Question 170

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: B

Question 171

  • Question: Identify the sentence with no spelling error

  • A) Imtiaz invited me on a dinner party at restaurant.

  • B) Imtiaz invited me on a diner party at restaurant.

  • C) Imtiaz invited me on a dinner party at resturant.

  • D) Imtiaz invited me on a dinnar party at restaurent.

  • Correct Answer: C

Question 172

  • Question: Which bond is formed by transfer of electrons?

  • A) Covalent bond

  • B) Hydrogen bond

  • C) Ionic bond

  • D) Metallic bond

  • Correct Answer: D

Question 173

  • Question: All daffodils are plants.All plants are living things. Some lliving things are real. Conclusions: I. All daffodils are llving things. ll.Some living thingsare flowers. Ill.All daffodilsarereal. Which conclusions follow?

  • A) Only 1

  • B) Only I and Ⅱ

  • C) Only II and I1I

  • D) All follow

  • Correct Answer: A

Question 174

  • Question: One apple pie has 10 slices, and each apple pie feeds five people. Henry is having a party with 200 people.How many slices of pie does he need?

  • A) 200

  • B) 50

  • C) 400

  • D) 100

  • Correct Answer: B

Question 175

  • Question: How many trees are in the orchard? Which of the statements below are needed to sufficiently answer this question? i. Ibrahim is a farmer and looks after half of the trees in the orchard ii. 3oo trees in the orchard are under Ibrahlm’s care

  • A) iis enough

  • B) li is enough

  • C) both I and ll are needed

  • D) neitheri or ii are sufficient

  • Correct Answer: C

Question 176

  • Question: P and Q are M’s parents. M and N are siblings. Q is N’s mother. What Is P to M?

  • A) Mother

  • B) Father

  • C) Sister

  • D) Brother

  • Correct Answer: D

Question 177

  • Question: Asad bought 50 packets of biscuits for the price of Rs. 50o; whereas Anum bought 25 packets of chips for the price of Rs.1ooo. while comparing the prices of packets of biscuits and packet of chips, which of the following statements is correct?

  • A) 44 people

  • B) 56 people

  • C) 64 people

  • D) 74 people

  • Correct Answer: A

Question 178

  • Question: Ohm law is given by:

  • A) V = IR

  • B) P = IV

  • C) F = ma

  • D) Q = It

  • Correct Answer: B

Question 179

  • Question: which of the following is a result of poor design that could cause an accident in th workplace?

  • A) Equipment failure

  • B) Slippery surfaces

  • C) Insufficient lighting

  • D) Unplanned workspace layout

  • Correct Answer: C

Question 180

  • Question: Book is to Reading as Knife is to:

  • A) Writing

  • B) Cutting

  • C) Painting

  • D) Drawing

  • Correct Answer: D

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