Health awareness

NMDCAT past mcqs 2021

1) How many molecules are there in 2.1 mole of CO2
A 1.26×10²⁴ molecules(✓)
B. 2.53×10²⁴ molecules
C. 3.39×10²⁴ molecules
D. 3.79×10²⁴ moljecules

2) The word proteins is derived from
A. Latin (✓)
B. Greeks

3) The original source of wind energy is
A. Tide(✓)
B. Wave

4) The weight of the body at the centre of earth is
A. 9.8N
B. Zero(✓)
C. 19.6N
D. None

5) The earth satellite is a
A. Navy object
B. Revolving object
C. Accelerating object
D. Free falling object (✓)

6) choose the most basic oxide
A. SnO2
B. MgO
C. Na2O(✓)
D. SiO2

7) Downs cell is used to prepare
A. Sodium carbonate
B. Sodium metal(✓)
C. Sodium bicarbonate
D. None

8). Which of these animal is macrophagous
A. Hydra
B. Mosquito
C. Ameoba
D. Earthworm

9) How many hydrogen bonds are formed by water molecule with other water molecule
A. 1
B. 2(✓)
C. 3
D. 4

10) the blood is collected from legs by
A. Iliac vein(✓)
B. Hapatic vein
C. Vena Cava
C. Renal vein

NMDCAT past mcqs

1) Sperms are produced at
A.body temperature
B.above body temperature
C.below the body temperature(✓)
D.none of above

2.) sperms formes in seminiferous tubules and stored in
A.vasa efferentia
B.seminiferous tubule
C.epididymis(✓)
D.none of above

3).steroids are naturally
A.lipoprotein
B.proteins
C.lipids(✓)
D both A and B

4).which statement is true about lipid bilayer of plasma membrane
A.permiable to large ionic polar molecule
B.permeable to small ionic molecule
C.permiable to only polar molecule
D.none of above(✓)

5.) Goiter is formed in which case
A.Hyperthyroidism(✓)
B.Hypothyroidism
C.epilapay
D.all of above

6)- HIV replicate itself in
A.host body
B.T-cells(✓)
C.outside the host body
D.both A and C

7)-Natural selection was was the silent feature of which scientist
A.Lamark
B.Darwin(✓)
C.aristotle

8)-whats the main role of bacteria
A.CO2 cycle
B.nitrogen cycle(✓)
C.phosphorous cycle
D.all of above

9)-How many carbon atoms are there in ribonasebiphosphate
A.5(✓)
B.4
C.6
D.3

10)-which of the following is not monosaccharide
A.fructose
Glucose
C.sucrose(✓)
D.all are monosacaharides

11)-CnH2n+2 is the general formula of
A.alkenes
B.alkanes(✓)
C.cycloalkanes
D.none of above

12)-poxvirus has
A.double strand DNA
B.single strand DNA
C.double strand RNA
D.both A and C

13)- in which wave the motion of particles is perpendicular to the direction of wave
A.longitudinal
B. Transverse(✓)

14) greatest lattice energy is for;
A LiF (✓)
B NCl
C KBr
D RbI

15) A handball is tossed vertically upward with a velocity of 19.6m/s. Approximately how height will it rise?
a=15m
b=25m
c=20m(✓) {2aS=Vf²-Vi²}
d=30m


16) if the maximum value of n is 4 than the total electrons in atom will be;
A 32 (✓)
B 60
C 18
D 28

17) Gut of acoelomates develop from?
A Mesoderm
B Endoderm
C Mesoglea
D Ectoderm
18) In cartilaginous joint..
(A)Joint cavity is absent(✓)
(B)Joint cavity is present

19) How many type of joints are in our body?
A 3(✓)
B 4
C 5
D 2
20) Chordae tendineae are present in:
A. Aorta
B. Atrium
C. Ventricle(✓)
D. Vena cava
E. Pulmonary artery
★ chordae tendineae are attach to the flap of tricuspid and bicuspid (mitral) valves.it attaches the valves to the wall of ventricles.

21) Gene of baldness can express only in the presence of harmone
A. Progesterone
B. Aldosterone
C. Estrogen
D. LH(✓)

22) Staining part of neuron...
A Axon
B Dendrites
C Cell body
D A and c

23) which law of motion define force ?
A 1st law
B 3rd law
C 2nd law(✓)
D All of these

24) The product of PV of gas is unit of ???
A Force
B work (✓)
C impulse
D entropy

25) which one contains maximum H bonds;
A H2O (✓)
B HF
C NH3
D C2H5 OH

26)Pepsin and trypsin are hydrolyzing and generally they are known as proteases ,according to general
A. Homology
B. Analogy
C. Taxanomy (✓)
D. All

27) Conversion of starch into glucose in the laboraty is only possible when it is boiled with
A. Hydrochloric acid
B. Amylase solution(✓)
C. Both can be possible
D. None

28) Early land vertebrates are amphibians and possessed limb structure called
A. Unidactyl limb
B. Tridactyl limb
C. Pentadactyl limb(✓)
D. Tetradactyl limb

29) Type of behavior evolves during life cycle of individual.
A. Learning(✓)
B. Instinctive
C. Both
D none


30) What is the no of carbon atom in pyruvic acid
A.2
B.3(✓)
C.6
D.8

31) Body moves from rest with a constant acceleration of 5. Ita instantaneous speed at the end of 10 seconds is:
A 0.5
B 2
C 05
D 50(✓)

32) What will be change in internal energy when work done by the system is 50 kj and heat absorbed is 140 kj
A 90(✓)
B -90
C 190
D -190

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