NEET 2020 Online Mock test

Vishal Kumar 25/01/2021

Contents Find In This Post

NEET 2020 Question Papers G5 Online Mock test With Answers

Introduction :

The National Eligibility cum Entrance Test (NEET) is an all-India medical entrance examination held in India. The exam is conducted by the National Testing Agency (NTA) every year to offer admissions to students in undergraduate medical programs like MBBS, BDS etc. Qualifying the NEET exam has been made obligatory by the Government of India to pursue medical studies in India and abroad.

It is the only medical entrance examination held on an all-India basis and hence attracts a multitude of students. The vast and varied syllabus of the exam coupled with the high level of competition makes NEET one of the toughest entrance exams in the country.

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Take NEET Mock Test here online for free. Mock Test of NEET is an important part of exam preparation. NEET Mock Test by TayariOnline is based on exam syllabus and level of exam. Practice physics, chemistry, zoology, botany of NEET level with online mock test. National Eligibility cum Entrance Test is conducted by National Testing Agency (NTA) for admission to MBBS and BDS.

NEET & JEE

NEET 2020 Code G5 Online Mock test

The National Eligibility cum Entrance Test (NEET) is an all-India medical entrance examination held in India. The exam is conducted by the National Testing Agency (NTA) every year to offer admissions to students in undergraduate medical programs.

Take NEET Mock Test here online for free. Mock Test of NEET is an important part of exam preparation. NEET Mock Test by TayariOnline is based on exam syllabus and level of exam. Practice physics, chemistry, zoology, botany of NEET level with online mock test.

1 / 179

Category: NEET & JEE

If the distance between two consecutive base
pairs is 0.34 nm and the total number of base
pairs of a DNA double helix in a typical
mammalian cell is 6.6 × 10⁹ bp, then the
length of the DNA is approximately

2.0 meters

2.5 meters

2.2 meters

2.7 meters

2 / 179

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The process of growth is maximum during

Senescence

Log phase

Lag phase

Dormancy

3 / 179

Category: NEET & JEE

The number of Faradays(F) required to
produce 20 g of calcium from molten CaCl2
(Atomic mass of Ca = 40 g mol–¹) is

4 / 179

Category: NEET & JEE

A ray is incident at an angle of incidence i on
one surface of a small angle prism (with angle
of prism A) and emerges normally from the
opposite surface. If the refractive index of the
material of the prism is μ, then the angle of
incidence is nearly equal to :

5 / 179

Category: NEET & JEE

Which of the following statements about
inclusion bodies is incorrect?

These represent reserve material in cytoplasm

These are involved in ingestion of food particles

They lie free in the cytoplasm

They are not bound by any membrane

6 / 179

Category: NEET & JEE

Embryological support for evolution was
disapproved by

Karl Ernst von Baer

Alfred Wallace

Oparin

Charles Darwin

7 / 179

Category: NEET & JEE

Identify compound X in the following sequence
of reactions

8 / 179

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The increase in the width of the depletion
region in a p-n junction diode is due to :

increase in forward current

reverse bias only

both forward bias and reverse bias

forward bias only

9 / 179

Category: NEET & JEE

If the head of cockroach is removed, it may
live for few days because

the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.

the supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.

the head holds a 1/3rd of a nervous system while the rest is situated along the dorsal part of its body.

the cockroach does not have nervous system.

10 / 179

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From his experiments, S.L. Miller produced
amino acids by mixing the following in a
closed flask

11 / 179

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The solids which have the negative
temperature coefficient of resistance are:

insulators and semiconductors

metals

semiconductors only

insulators only

12 / 179

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Meiotic division of the secondary oocyte is
completed

At the time of fusion of a sperm with an ovum

Prior to ovulation

After zygote formation

At the time of copulation

13 / 179

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Floridean starch has structure similar to

Laminarin and cellulose

Starch and cellulose

Amylopectin and glycogen

Mannitol and algin

14 / 179

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15 / 179

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Select the correct match

Sickle cell anaemia – Autosomal recessive trait, chromosome-11

Thalassemia – X linked

Haemophilia – Y linked

Phenylketonuria – Autosomal dominant trait

16 / 179

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Match the organism with its use in
biotechnology.

17 / 179

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In gel electrophoresis, separated DNA
fragments can be visualized with the help of

Ethidium bromide in UV radiation

Acetocarmine in bright blue light

Ethidium bromide in infrared radiation

Acetocarmine in UV radiation

18 / 179

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Match the following columns and select the
correct option.

19 / 179

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Match the following with respect to meiosis

20 / 179

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21 / 179

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22 / 179

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For which one of the following, Bohr model is
not valid ?

Hydrogen atom

Singly ionised neon atom (Ne+ )

Singly ionised helium atom (He+ )

Deuteron atom

23 / 179

Category: NEET & JEE

Paper chromatography is an example of

Column chromatography

Partition chromatography

Thin layer chromatography

Adsorption chromatography

24 / 179

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Identify the wrong statement with reference
to transport of oxygen

25 / 179

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Reaction between benzaldehyde and
acetophenone in presence of dilute NaOH is
known as

Cross Cannizzaro’s reaction

Aldol condensation

Cannizzaro’s reaction

Cross Aldol condensation

26 / 179

Category: NEET & JEE

Match the following

27 / 179

Category: NEET & JEE

Which of the following pairs is of unicellular
algae?

Chlorella and Spirulina

Anabaena and Volvox

Gelidium and Gracilaria

Laminaria and Sargassum

28 / 179

Category: NEET & JEE

Which of the following alkane cannot be made
in good yield by Wurtz reaction?

2,3-Dimethylbutane

n-Hexane

n-Butane

n-Heptane

29 / 179

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30 / 179

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An element has a body centered cubic (bcc)
structure with a cell edge of 288 pm. The
atomic radius is

31 / 179

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Identify the correct statements from the
following :
(a) CO2(g) is used as refrigerant for ice-cream
and frozen food.
(b) The structure of C60 contains twelve six
carbon rings and twenty five carbon rings.
(c) ZSM-5, a type of zeolite, is used to convert
alcohols into gasoline.
(d) CO is colorless and odourless gas.

(a) and (c) only

(b) and (c) only

(a), (b) and (c) only

32 / 179

Category: NEET & JEE

Identify the correct statement with reference
to human digestive system.

IIeum is a highly coiled part

Serosa is the innermost layer of the alimentary canal

Vermiform appendix arises from duodenum

IIeum opens into small intestine

33 / 179

Category: NEET & JEE

Which of the following is a natural polymer?

poly (Butadiene-acrylonitrile)

polybutadiene

cis-1, 4-polyisoprene

poly (Butadiene-styrene)

34 / 179

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Which of the following refer to correct
example(s) of organisms which have evolved
due to changes in environment brought about
by anthropogenic action?
(a) Darwin’s Finches of Galapagos islands.
(b) Herbicide resistant weeds.
(c) Drug resistant eukaryotes.
(d) Man-created breeds of domesticated
animals like dogs.

(a) and (c)

only (d)

(b), (c) and (d)

only (a)

35 / 179

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On electrolysis of dil. sulphuric acid using
Platinum (Pt) electrode, the product obtained
at anode will be

H2S gas

Hydrogen gas

SO2 gas

Oxygen gas

36 / 179

Category: NEET & JEE

Identify the correct statement from the
following :

Vapour phase refining is carried out for Nickel by Van Arkel method.

Wrought iron is impure iron with 4% carbon.

Pig iron can be moulded into a variety of shapes.

Blister copper has blistered appearance due to evolution of CO2.

37 / 179

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A body weighs 72 N on the surface of the
earth. What is the gravitational force on it, at a
height equal to half the radius of the earth?

30 N

32 N

24 N

48 N

38 / 179

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A resistance wire connected in the left gap of
a metre bridge balances a 10  resistance in
the right gap at a point which divides the
bridge wire in the ratio 3 : 2. If the length of the
resistance wire is 1.5 m, then the length of 1 Ω
of the resistance wire is :²

1.5 × 10–¹ m

1.0 × 10–² m

1.0 × 10–¹ m

1.5 × 10–² m

39 / 179

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The mean free path for a gas, with molecular
diameter d and number density n can be
expressed as :

40 / 179

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Which of the following oxoacid of sulphur has
– O – O – linkage?

41 / 179

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A ball is thrown vertically downward with a
velocity of 20 m/s from the top of a tower. It hits
the ground after some time with a velocity of
80 m/s. The height of the tower is : (g = 10 m/s²)

300 m

340 m

360 m

320 m

42 / 179

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Two cylinders A and B of equal capacity are
connected to each other via a stop cock. A
contains an ideal gas at standard temperature
and pressure. B is completely evacuated. The
entire system is thermally insulated. The stop
cock is suddenly opened. The process is :

adiabatic

isothermal

isochoric

isobaric

43 / 179

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–1.0

0.5

zero

1.0

44 / 179

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. In which of the following techniques, the
embryos are transferred to assist those
females who cannot conceive?

GIFT and ZIFT

ZIFT and IUT

ICSI and ZIFT

GIFT and ICSI

45 / 179

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The ratio of contributions made by the electric
field and magnetic field components to the
intensity of an electromagnetic wave is :
(c = speed of electromagnetic waves)

1 : c

1 : c²

1 : 1

c : 1

46 / 179

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The freezing point depression constant (Kf) of
benzene is 5.12 K kg mol–¹.The freezing point
depression for the solution of molality
0.078 m containing a non-electrolyte solute in
benzene is (rounded off upto two decimal
places) :

0.40 K

0.80 K

0.60 K

0.20 K

47 / 179

Category: NEET & JEE

Which of the following statements is
correct?

Adenine pairs with thymine through one Hbond

Adenine does not pair with thymine

Adenine pairs with thymine through two Hbonds

Adenine pairs with thymine through three H-bonds

48 / 179

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49 / 179

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An increase in the concentration of the
reactants of a reaction leads to change in

activation energy

heat of reaction

threshold energy

50 / 179

Category: NEET & JEE

The mixture which shows positive deviation
from Raoult’s law is

Ethanol + Acetone

Benzene + Toluene

Chloroethane + Bromoethane

Acetone + Chloroform

51 / 179

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15 bar

18 bar

9 bar

12 bar

52 / 179

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A capillary tube of radius r is immersed in
water and water rises in it to a height h. The
mass of the water in the capillary is 5 g.
Another capillary tube of radius 2r is immersed
in water. The mass of water that will rise in this
tube is :

2.5 g

5.0 g

20.0 g

10.0 g

53 / 179

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Match the following columns and select the
correct option.

54 / 179

Category: NEET & JEE

Assume that light of wavelength 600 nm is
coming from a star. The limit of resolution of
telescope whose objective has a diameter of
2 m is :

55 / 179

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The enzyme enterokinase helps in conversion
of

pepsinogen into pepsin

protein into polypeptides

caseinogen into casein

trypsinogen into trypsin

56 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

57 / 179

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The capacitance of a parallel plate capacitor
with air as medium is 6 μF. With the
introduction of a dielectric medium, the
capacitance becomes 30 μF. The permittivity of
the medium is :

58 / 179

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The first phase of translation is

Recognition of DNA molecule

Binding of mRNA to ribosome

Recognition of an anti-codon

Aminoacylation of tRNA

59 / 179

Category: NEET & JEE

Identify the incorrect match.

(b), (ii)

(d), (iv)

(a), (i)

(c), (iii)

60 / 179

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Elimination reaction of 2-Bromo-pentane to
form pent-2-ene is
(a) β-Elimination reaction
(b) Follows Zaitsev rule
(c) Dehydrohalogenation reaction
(d) Dehydration reaction

(a), (c), (d)

(a), (b), (d)

(b), (c), (d)

(a), (b), (c)

61 / 179

Category: NEET & JEE

A tertiary butyl carbocation is more stable
than a secondary butyl carbocation because
of which of the following ?

62 / 179

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Ray florets have

Inferior ovary

Superior ovary

Half inferior ovary

Hypogynous ovary

63 / 179

Category: NEET & JEE

Measuring Zeta potential is useful in
determining which property of colloidal
solution?

Viscosity

Size of the colloidal particles

Solubility

Stability of the colloidal particles

64 / 179

Category: NEET & JEE

Identify the wrong statement with regard to
Restriction Enzymes.

They are useful in genetic engineering.

They cut the strand of DNA at palindromic sites.

Sticky ends can be joined by using DNA ligases.

Each restriction enzyme functions by inspecting the length of a DNA sequence.

65 / 179

Category: NEET & JEE

Flippers of Penguins and Dolphins are
examples of

Industrial melanism

Convergent evolution

Adaptive radiation

Natural selection

66 / 179

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Dimensions of stress are :

67 / 179

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The rate constant for a first order reaction is
4.606 × 10–³ s–¹. The time required to reduce
2.0 g of the reactant to 0.2 g is :

200 s

500 s

1000 s

100 s

68 / 179

Category: NEET & JEE

Which of the following amine will give the
carbylamine test?

69 / 179

Category: NEET & JEE

Dissolution of the synaptonemal complex
occurs during

Zygotene

Leptotene

Diplotene

Pachytene

70 / 179

Category: NEET & JEE

Some dividing cells exit the cell cycle and
enter vegetative inactive stage. This is called
quiescent stage (G0). This process occurs at
the end of

S phase

M phase

G1 phase

G2 phase

71 / 179

Category: NEET & JEE

Reaction between acetone and
methylmagnesium chloride followed by
hydrolysis will give :

Tert. butyl alcohol

Isobutyl alcohol

Sec. butyl alcohol

Isopropyl alcohol

72 / 179

Category: NEET & JEE

A long solenoid of 50 cm length having 100
turns carries a current of 2.5 A. The magnetic
field at the centre of the solenoid is :

73 / 179

Category: NEET & JEE

Match the trophic levels with their correct
species examples in grassland ecosystem.

74 / 179

Category: NEET & JEE

Which one of the following is the most
abundant protein in the animals?

Insulin

Haemoglobin

Lectin

Collagen

75 / 179

Category: NEET & JEE

The plant parts which consist of two
generations - one within the other
(a) Pollen grains inside the anther
(b) Germinated pollen grain with two male
gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule

(a) only

(a) and (d)

(a), (b) and (c)

76 / 179

Category: NEET & JEE

The phase difference between displacement
and acceleration of a particle in a simple
harmonic motion is :

77 / 179

Category: NEET & JEE

A 40 μF capacitor is connected to a 200 V,
50 Hz ac supply. The rms value of the current
in the circuit is, nearly :

2.05 A

25.1 A

2.5 A

1.7 A

78 / 179

Category: NEET & JEE

In light reaction, plastoquinone facilitates the
transfer of electrons from

79 / 179

Category: NEET & JEE

Bilaterally symmetrical and acoelomate
animals are exemplified by

Aschelminthes

Annelida

Ctenophora

Platyhelminthes

80 / 179

Category: NEET & JEE

Bt cotton variety that was developed by the
introduction of toxin gene of Bacillus
thuringiensis (Bt) is resistant to

Insect pests

Fungal diseases

Insect predators

Plant nematodes

81 / 179

Category: NEET & JEE

Presence of which of the following conditions
in urine are indicative of Diabetes Mellitus?

Renal calculi and Hyperglycaemia

Uremia and Ketonuria

Ketonuria and Glycosuria

Uremia and Renal Calculi

82 / 179

Category: NEET & JEE

Identify the substances having glycosidic bond
and peptide bond, respectively in their
structure

Inulin, insulin

Glycerol, trypsin

Cellulose, lecithin

Chitin, cholesterol

83 / 179

Category: NEET & JEE

Sucrose on hydrolysis gives

α-D-Glucose +β-D-Glucose

β-D-Glucose +α-D-Fructose

α-D-Fructose +β-D-Fructose

α-D-Glucose +β-D-Fructose

84 / 179

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The process responsible for facilitating loss
of water in liquid form from the tip of grass
blades at night and in early morning is

Plasmolysis

Imbibition

Transpiration

Root pressure

85 / 179

Category: NEET & JEE

Which of the following is a cationic
detergent?

Sodium lauryl sulphate

Sodium dodecylbenzene sulphonate

Cetyltrimethyl ammonium bromide

Sodium stearate

86 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

87 / 179

Category: NEET & JEE

Which one of the followings has maximum
number of atoms ?

1 g of Ag(s) [Atomic mass of Ag = 108]

1 g of Li(s) [Atomic mass of Li = 7]

1 g of O2(g) [Atomic mass of O = 16]

1 g of Mg(s) [Atomic mass of Mg = 24]

88 / 179

Category: NEET & JEE

Which of the following would help in
prevention of diuresis?

More water reabsorption due to undersecretion of ADH

Reabsorption of Na+ and water from renal tubules due to aldosterone

Atrial natriuretic factor causes vasoconstriction

Decrease in secretion of renin by JG cells

89 / 179

Category: NEET & JEE

Light of frequency 1.5 times the threshold
frequency is incident on a photosensitive
material. What will be the photoelectric
current if the frequency is halved and intensity
is doubled?

one-fourth

zero

doubled

four times

90 / 179

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Which of the following is the correct order of
increasing field strength of ligands to form
coordination compounds?

91 / 179

Category: NEET & JEE

Match the following :

92 / 179

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The body of the ovule is fused within the
funicle at

Hilum

Nucellus

Micropyle

Chalaza

93 / 179

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Urea reacts with water to form A which will
decompose to form B. B when passed through
Cu²+ (aq), deep blue colour solution C is
formed. What is the formula of C from the
following ?

94 / 179

Category: NEET & JEE

Secondary metabolites such as nicotine,
strychnine and caffeine are produced by
plants for their

Growth response

Defence action

Nutritive value

Effect on reproduction

95 / 179

Category: NEET & JEE

Which of the following regions of the globe
exhibits highest species diversity?

Madagascar

Himalayas

Amazon forests

Western Ghats of India

96 / 179

Category: NEET & JEE

The infectious stage of Plasmodium that
enters the human body is

Trophozoites

Male gametocytes

Sporozoites

Female gametocytes

97 / 179

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The number of substrate level
phosphorylations in one turn of citric acid
cycle is

Two

One

Zero

Three

98 / 179

Category: NEET & JEE

For transistor action, which of the following
statements is correct?

Base, emitter and collector regions should have same size.

Base, emitter and collector regions should have same doping concentrations.

Both emitter junction as well as the collector junction are forward biased.

The base region must be very thin and lightly doped.

99 / 179

Category: NEET & JEE

Name the plant growth regulator which upon
spraying on sugarcane crop, increases the
length of stem, thus increasing the yield of
sugarcane crop.

Ethylene

Gibberellin

Cytokinin

Abscisic acid

100 / 179

Category: NEET & JEE

In water hyacinth and water lily, pollination
takes place by :

Insects or wind

Insects and water

Wind and water

Water currents only

101 / 179

Category: NEET & JEE

Montreal protocol was signed in 1987 for
control of

Disposal of e-wastes

Emission of ozone depleting substances

Release of Green House gases

Transport of Genetically modified organisms from one country to another

102 / 179

Category: NEET & JEE

Choose the correct pair from the following

Polymerases - Break the DNA into fragments

Ligases - Join the two DNA molecules

Nucleases - Separate the two strands of DNA

Exonucleases - Make cuts at specific positions within DNA

103 / 179

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Anisole on cleavage with HI gives

104 / 179

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According to Robert May, the global species
diversity is about

7 million

1.5 million

50 million

20 million

105 / 179

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Strobili or cones are found in

Salvinia

Pteris

Marchantia

Equisetum

106 / 179

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The following metal ion activates many
enzymes, participates in the oxidation of
glucose to produce ATP and with Na, is
responsible for the transmission of nerve
signals.

Potassium

Copper

Iron

Calcium

107 / 179

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An alkene on ozonolysis gives methanal as
one of the product. Its structure is

108 / 179

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The ovary is half inferior in :

Mustard

Sunflower

Plum

Brinjal

109 / 179

Category: NEET & JEE

The QRS complex in a standard ECG
represents

Repolarisation of ventricles

Depolarisation of auricles

Repolarisation of auricles

Depolarisation of ventricles

110 / 179

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111 / 179

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Two particles of mass 5 kg and 10 kg
respectively are attached to the two ends of a
rigid rod of length 1 m with negligible mass.
The centre of mass of the system from the 5 kg
particle is nearly at a distance of :

80 cm

67 cm

50 cm

33 cm

112 / 179

Category: NEET & JEE

Which of the following is not an inhibitory
substance governing seed dormancy?

Phenolic acid

Gibberellic acid

Para-ascorbic acid

Abscisic acid

113 / 179

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Experimental verification of the chromosomal
theory of inheritance was done by

Morgan

Boveri

Mendel

Sutton

114 / 179

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The product(s) of reaction catalyzed by
nitrogenase in root nodules of leguminous
plants is/are

Ammonia and hydrogen

Ammonia and oxygen

Nitrate alone

Ammonia alone

115 / 179

Category: NEET & JEE

Cuboidal epithelium with brush border of
microvilli is found in

Eustachian tube

Ducts of salivary gland

Lining of intestine

Proximal convoluted tubule of nephron

116 / 179

Category: NEET & JEE

What is the change in oxidation number of
carbon in the following reaction?

– 4 to + 4

+ 4 to + 4

0 to + 4

0 to – 4

117 / 179

Category: NEET & JEE

Select the option including all sexually
transmitted diseases.

AIDS, Malaria, Filaria

Cancer, AIDS, Syphilis

Gonorrhoea, Syphilis, Genital herpes

Gonorrhoea, Malaria, Genital herpes

118 / 179

Category: NEET & JEE

Match the following diseases with the
causative organism and select the correct
option.

119 / 179

Category: NEET & JEE

Which is the important site of formation of
glycoproteins and glycolipids in eukaryotic
cells?

Polysomes

Peroxisomes

Golgi bodies

Endoplasmic reticulum

120 / 179

Category: NEET & JEE

Which of the following is a basic amino
acid ?

Tyrosine

Lysine

Serine

Alanine

121 / 179

Category: NEET & JEE

Which of the following statements is
not correct?

The proinsulin has an extra peptide called C-peptide.

The functional insulin has A and B chains linked together by hydrogen bonds.

In man insulin is synthesised as a proinsulin

Genetically engineered insulin is produced in E.Coli.

122 / 179

Category: NEET & JEE

Snow-blindness in Antarctic region is due to

Freezing of fluids in the eye by low temperature

Damage to retina caused by infra-red rays

Inflammation of cornea due to high dose of UV-B radiation

High reflection of light from snow

123 / 179

Category: NEET & JEE

Identify the correct statement with regard to
G1 phase (Gap 1) of interphase.

Cell is metabolically active, grows but does not replicate its DNA.

DNA synthesis or replication takes place.

Nuclear Division takes place.

Reorganisation of all cell components takes place.

124 / 179

Category: NEET & JEE

Which of the following is put into Anaerobic
sludge digester for further sewage treatment?

Primary sludge

Effluents of primary treatment

Activated sludge

Floating debris

125 / 179

Category: NEET & JEE

Match the following concerning essential
elements and their functions in plants

126 / 179

Category: NEET & JEE

Identify the incorrect statement.

127 / 179

Category: NEET & JEE

Goblet cells of alimentary canal are modified
from

Columnar epithelial cells

Squamous epithelial cells

Chondrocytes

Compound epithelial cells

128 / 179

Category: NEET & JEE

Which of the following is correct about
viroids?

They have DNA with protein coat

They have RNA with protein coat

They have free RNA without protein coat

They have free DNA without protein coat

129 / 179

Category: NEET & JEE

The transverse section of a plant shows
following anatomical features :
(a) Large number of scattered vascular
bundles surrounded by bundle sheath
(b) Large conspicuous parenchymatous
ground tissue
(c) Vascular bundles conjoint and closed
(d) Phloem parenchyma absent
Identify the category of plant and its part :

Monocotyledonous stem

Monocotyledonous root

Dicotyledonous stem

Dicotyledonous root

130 / 179

Category: NEET & JEE

The correct option for free expansion of an
ideal gas under adiabatic condition is

q > 0, ΔT > 0 and w > 0

q < 0, ΔT = 0 and w = 0

q = 0, ΔT 0

q = 0, ΔT = 0 and w = 0

131 / 179

Category: NEET & JEE

104, 71 and 71

71, 71 and 104

175, 104 and 71

71, 104 and 71

104, 71 and 71

132 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

133 / 179

Category: NEET & JEE

Which of the following graph represents the
variation of resistivity (ρ) with temperature (T)
for copper?

134 / 179

Category: NEET & JEE

135 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

136 / 179

Category: NEET & JEE

Hydrolysis of sucrose is given by the following
reaction.

137 / 179

Category: NEET & JEE

The oxygenation activity of RuBisCo enzyme
in photorespiration leads to the formation of

1 molecule of 3-C compound

1 molecule of 4-C compound and 1 molecule of 2-C compound

2 molecules of 3-C compound

1 molecule of 6-C compound

138 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

139 / 179

Category: NEET & JEE

Name the enzyme that facilitates opening of
DNA helix during transcription.

DNA helicase

DNA polymerase

RNA polymerase

DNA ligase

140 / 179

Category: NEET & JEE

Identify a molecule which does not exist.

141 / 179

Category: NEET & JEE

The roots that originate from the base of the
stem are

Lateral roots

Fibrous roots

Prop roots

Primary roots

142 / 179

Category: NEET & JEE

Two bodies of mass 4 kg and 6 kg are tied to
the ends of a massless string. The string
passes over a pulley which is frictionless
(see figure). The acceleration of the system in
terms of acceleration due to gravity (g) is :

g/10

g/2

g/5

143 / 179

Category: NEET & JEE

Taking into account of the significant figures,
what is the value of 9.99 m – 0.0099 m?

9.980 m

9.9 m

9.98 m

9.9801 m

144 / 179

Category: NEET & JEE

The specific palindromic sequence which is
recognized by EcoRI is

145 / 179

Category: NEET & JEE

146 / 179

Category: NEET & JEE

A cylinder contains hydrogen gas at pressure
of 249 kPa and temperature 27°C.
Its density is : (R = 8.3 J mol–¹ K–¹)

0.2 kg/m³

0.5 kg/m³

0.1 kg/m³

0.02 kg/m³

147 / 179

Category: NEET & JEE

Which of the following set of molecules will
have zero dipole moment?

Nitrogen trifluoride, beryllium difluoride, water, 1,3-dichlorobenzene

Boron trifluoride, hydrogen fluoride, carbon dioxide, 1,3-dichlorobenzene

Ammonia, beryllium difluoride, water, 1,4-dichlorobenzene

Boron trifluoride, beryllium difluoride, carbon dioxide, 1,4-dichlorobenzene

148 / 179

Category: NEET & JEE

Identify the incorrect statement.

Heart wood does not conduct water but gives mechanical support

Due to deposition of tannins, resins, oils etc., heart wood is dark in colour

Sapwood is involved in conduction of water and minerals from root to leaf

Sapwood is the innermost secondary xylem and is lighter in colour

149 / 179

Category: NEET & JEE

The energy required to break one bond in DNA
is 10–²⁰ J. This value in eV is nearly:

0.6

0.06

0.006

150 / 179

Category: NEET & JEE

By which method was a new breed ‘Hisardale’
of sheep formed by using Bikaneri ewes and
Marino rams?

Mutational breeding

Cross breeding

Inbreeding

Out crossing

151 / 179

Category: NEET & JEE

Identify the basic amino acid from the
following.

Glutamic Acid

Valine

Tyrosine

Lysine

152 / 179

Category: NEET & JEE

The color code of a resistance is given below

The values of resistance and tolerance,
respectively, are

4.7 kΩ, 5%

470 kΩ, 5%

470 Ω, 5%

47 kΩ, 10%

153 / 179

Category: NEET & JEE

Which of the following is not correct about
carbon monoxide ?

It is produced due to incomplete combustion.

It reduces oxygen carrying ability of blood.

The carboxyhaemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin.

It forms carboxyhaemoglobin

154 / 179

Category: NEET & JEE

In relation to Gross primary productivity and
Net primary productivity of an ecosystem,
which one of the following statements is
correct?

Gross primary productivity is always less than net primary productivity

There is no relationship between Gross primary productivity and Net primary productivity

Gross primary productivity and Net primary productivity are one and same

Gross primary productivity is always more than net primary productivity

155 / 179

Category: NEET & JEE

The sequence that controls the copy number
of the linked DNA in the vector, is termed

Ori site

Recognition site

Palindromic sequence

Selectable marker

156 / 179

Category: NEET & JEE

Identify the wrong statement with reference
to immunity

Foetus receives some antibodies from mother, it is an example for passive immunity.

Active immunity is quick and gives full response.

When exposed to antigen (living or dead) antibodies are produced in the host’s body. It is called “Active immunity”.

When ready-made antibodies are directly given, it is called “Passive immunity”.

157 / 179

Category: NEET & JEE

Match the following and identify the correct
option.

158 / 179

Category: NEET & JEE

In Young’s double slit experiment, if the
separation between coherent sources is halved
and the distance of the screen from the
coherent sources is doubled, then the fringe
width becomes :

four times

half

one-fourth

double

159 / 179

Category: NEET & JEE

Light with an average flux of 20 W/cm² falls on
a non-reflecting surface at normal incidence
having surface area 20 cm² . The energy
received by the surface during time span of
1 minute is :

10 × 10³ J

12 × 10³ J

48 × 10³ J

24 × 10³ J

160 / 179

Category: NEET & JEE

An iron rod of susceptibility 599 is subjected
to a magnetising field of 1200 A m–1. The
permeability of the material of the rod is :

161 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

162 / 179

Category: NEET & JEE

A screw gauge has least count of 0.01 mm and
there are 50 divisions in its circular scale.
The pitch of the screw gauge is :

0.5 mm

0.25 mm

0.01 mm

1.0 mm

163 / 179

Category: NEET & JEE

Which of the following hormone levels will
cause release of ovum (ovulation) from the
graffian follicle?

High concentration of Estrogen

Low concentration of FSH

High concentration of Progesterone

Low concentration of LH

164 / 179

Category: NEET & JEE

Which of the following is not an attribute of a
population?

Mortality

Sex ratio

Natality

Species interaction

165 / 179

Category: NEET & JEE

Match the following columns and select the
correct option.

166 / 179

Category: NEET & JEE

In a certain region of space with volume 0.2 m³
, the electric potential is found to be 5 V
throughout. The magnitude of electric field in
this region is :

1 N/C

0.5 N/C

5 N/C

zero

167 / 179

Category: NEET & JEE

In a guitar, two strings A and B made of same
material are slightly out of tune and produce
beats of frequency 6 Hz. When tension in B is
slightly decreased, the beat frequency
increases to 7 Hz. If the frequency of A is
530 Hz, the original frequency of B will be:

536 Hz

537 Hz

523 Hz

524 Hz

168 / 179

Category: NEET & JEE

Select the correct statement.

Insulin is associated with hyperglycemia.

Insulin acts on pancreatic cells and adipocytes.

Glucocorticoids stimulate gluconeogenesis.

Glucagon is associated with hypoglycemia.

169 / 179

Category: NEET & JEE

170 / 179

Category: NEET & JEE

How many true breeding pea plant varieties
did Mendel select as pairs, which were similar
except in one character with contrasting
traits?

171 / 179

Category: NEET & JEE

Identify the wrong statement with reference
to the gene ‘I’ that controls ABO blood groups.

172 / 179

Category: NEET & JEE

The calculated spin only magnetic moment of
Cr²+ ion is

3.87 BM

4.90 BM

5.92 BM

2.84 BM

173 / 179

Category: NEET & JEE

For the logic circuit shown, the truth table is:

174 / 179

Category: NEET & JEE

Which of the following statements are true for
the phylum-Chordata?
(a) In Urochordata notochord extends from
head to tail and it is present throughout
their life.
(b) In Vertebrata notochord is present during
the embryonic period only.
(c) Central nervous system is dorsal and
hollow.
(d) Chordata is divided into 3 subphyla :
Hemichordata, Tunicata and
Cephalochordata.

(d) and (c)

(b) and (c)

(a) and (b)

175 / 179

Category: NEET & JEE

Select the correct events that occur during
inspiration.
(a) Contraction of diaphragm
(b) Contraction of external inter-costal
muscles
(c) Pulmonary volume decreases
(d) Intra pulmonary pressure increases

only (d)

(a) and (b)

(a), (b) and (d)

176 / 179

Category: NEET & JEE

177 / 179

Category: NEET & JEE

178 / 179

Category: NEET & JEE

An electron is accelerated from rest through a
potential difference of V volt. If the
de Broglie wavelength of the electron is
1.227 × 10–² nm, the potential difference is :

179 / 179

Category: NEET & JEE

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NEET 2020 Question Papers G5 Online Mock test With Answers

Introduction :

It is the only medical entrance examination held on an all-India basis and hence attracts a multitude of students. The vast and varied syllabus of the exam coupled with the high level of competition makes NEET one of the toughest entrance exams in the country.

The National Eligibility cum Entrance Test (NEET) is an all-India medical entrance examination held in India. The exam is conducted by the National Testing Agency (NTA) every year to offer admissions to students in undergraduate medical programs.

Take NEET Mock Test here online for free. Mock Test of NEET is an important part of exam preparation. NEET Mock Test by TayariOnline is based on exam syllabus and level of exam. Practice physics, chemistry, zoology, botany of NEET level with online mock test.

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