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- 56
- 57
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- 142
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- 156
- 157
- 158
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- Answered
- Review
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Question 1 of 200
1. Question
1 point(s)For a gas R/Cv =0.4, where ‘R’ is the universal gas constant and ‘Cv’ is molar specific heat at constant volume. The gas is made up of molecules which are
CorrectIncorrect -
Question 2 of 200
2. Question
1 point(s)Wire having tension 225 N produces six beats per second when it is tuned with a fork. When tension changes to 256 N, it is tuned with the same fork, the number of beats remain unchanged. The frequency of the fork will be
CorrectIncorrect -
Question 3 of 200
3. Question
1 point(s)In vertical circular motion, the ratio of kinetic energy of a particle at highest point to that at lowest point is
CorrectIncorrect -
Question 4 of 200
4. Question
1 point(s)Assuming the expression for the pressure exerted by the gas on the walls of the container, it can be shown that pressure is
CorrectIncorrect -
Question 5 of 200
5. Question
1 point(s)Two wires having same length and material are stretched by same force. Their diameters are in the ratio 1 : 3. The ratio of strain energy per unit volume for these two wires (smaller to larger diameter) when stretched is
CorrectIncorrect -
Question 6 of 200
6. Question
1 point(s)A mass ‘m1’ connected to a horizontal spring performs S.H.M. with amplitude ‘A’. While mass ‘m1’ is passing through mean position another mass ‘m2’ is placed on it so that both the masses move together with amplitude ‘A1’. The ratio of A1/A is (m2 < m1)
CorrectIncorrect -
Question 7 of 200
7. Question
1 point(s)A ring and a disc roll on the horizontal surface without slipping with same linear velocity. If both have same mass and total kinetic energy of the ring is 4 J then total kinetic energy of the disc is
CorrectIncorrect -
Question 8 of 200
8. Question
1 point(s)A particle moves along a circle of radius ‘r’ with constant tangential acceleration. If the velocity of the particle is ‘ν’ at the end of second revolution, after the revolution has started then the tangential acceleration is
CorrectIncorrect -
Question 9 of 200
9. Question
1 point(s)When the observer moves towards the stationary source with velocity, ‘V1’, the apparent frequency of emitted note is ‘F1’. When the observer moves away from the source with velocity ‘V1’, the apparent frequency is ‘F2’. If ‘V’ is the velocity of sound in air and F1/F2=2 then V/V2=?
CorrectIncorrect -
Question 10 of 200
10. Question
1 point(s)Two strings A and B of same material are stretched by same tension. The radius of the string A is double the radius of string B. Transverse wave travels on string A with speed ‘VA’ and on string B with speed ‘VB’. The ratio
VA/VB is
CorrectIncorrect -
Question 11 of 200
11. Question
1 point(s)Let a steel bar of length ‘l’, breadth ‘b’ and depth ‘d’ be loaded at the centre by a load ‘W’. Then the sag of bending of beam is (Y = Young’s modulus of material of steel)
CorrectIncorrect -
Question 12 of 200
12. Question
1 point(s)The bob of a simple pendulum performs S.H.M. with period ‘T’ in air and with period ‘T1’
in water. Relation between ‘T’ and ‘T1’ is (neglect friction due to water, density of the material of the bob is = 9/8 ×10^3kg/m3, density of water = 1 g/cc )CorrectIncorrect -
Question 13 of 200
13. Question
1 point(s)Which of the following quantity does NOT change due to damping of oscillations ?
CorrectIncorrect -
Question 14 of 200
14. Question
1 point(s)In a capillary tube of radius ‘R’, a straight thin metal wire of radius ‘r’ (R > r) is inserted
symmetrically and one end of the combination is dipped vertically in water such that the
lower end of the combination is at same level. The rise of water in the capillary tube is
[T = surface tension of water, ρ = density of water, g = gravitational acceleration]CorrectIncorrect -
Question 15 of 200
15. Question
1 point(s)If the end correction of an open pipe is 0.8 cm then the inner radius of that pipe will be
CorrectIncorrect -
Question 16 of 200
16. Question
1 point(s)When open pipe is closed from one end then third overtone of closed pipe is higher in
frequency by 150 Hz than second overtone of open pipe. The fundamental frequency of
open end pipe will beCorrectIncorrect -
Question 17 of 200
17. Question
1 point(s)A progressive wave is represented by y = 12 sin (5t – 4x) cm. On this wave, how far away
are the two points having phase difference of 90° ?CorrectIncorrect -
Question 18 of 200
18. Question
1 point(s)A disc of radius ‘R’ and thickness R/6 has moment of inertia ‘I’ about an axis passing through
its centre and perpendicular to its plane. Disc is melted and recast into a solid sphere. The
moment of inertia of a sphere about its diameter isCorrectIncorrect -
Question 19 of 200
19. Question
1 point(s)Two particles of masses ‘m’ and ‘9m’ are separated by a distance ‘r’. At a point on the line
joining them the gravitational field is zero. The gravitational potential at that point is
(G = Universal constant of gravitation)CorrectIncorrect -
Question 20 of 200
20. Question
1 point(s)A black rectangular surface of area ‘A’ emits energy ‘E’ per second at 27°C. If length and
breadth are reduced to 1/3 rd of initial value and temperature is raised to 327°C then
energy emitted per second becomesCorrectIncorrect -
Question 21 of 200
21. Question
1 point(s)A liquid drop having surface energy ‘E’ is spread into 512 droplets of same size. The final
surface energy of the droplets isCorrectIncorrect -
Question 22 of 200
22. Question
1 point(s)In potentiometer experiment, null point is obtained at a particular point for a cell on
potentiometer wire x cm long. If the length of the potentiometer wire is increased without
changing the cell, the balancing length will (Driving source is not changed)CorrectIncorrect -
Question 23 of 200
23. Question
1 point(s)Let ‘M’ be the mass and ‘L’ be the length of a thin uniform rod. In first case, axis of rotation
is passing through centre and perpendicular to the length of the rod. In second case axis of
rotation is passing through one end and perpendicular to the length of the rod. The ratio of
radius of gyration in first case to second case isCorrectIncorrect -
Question 24 of 200
24. Question
1 point(s)An iron rod is placed parallel to magnetic field of intensity 2000 A m. The magnetic flux
through the rod is 6 × 10¯4 Wb and its cross-sectional area is 3 cm². The magnetic permeability
of the rod in Wb/A-m isCorrectIncorrect -
Question 25 of 200
25. Question
1 point(s)A simple pendulum of length ‘l’ has maximum angular displacement ‘ θ’. The maximum
kinetic energy of the bob of mass ‘m’ is
(g = acceleration due to gravity)CorrectIncorrect -
Question 26 of 200
26. Question
1 point(s)Alternating current of peak value 2/π
ampere flows through the primary coil of the
transformer. The coefficient of mutual inductance between primary and secondary coil is
1 henry. The peak e.m.f. induced in secondary coil is
(Frequency of a.c. = 50 Hz)CorrectIncorrect -
Question 27 of 200
27. Question
1 point(s)Angular speed of hour hand of a clock in degree per second is
CorrectIncorrect -
Question 28 of 200
28. Question
1 point(s)An electron of mass ‘m’ has de-Broglie wavelength ‘λ’ when accelerated through potential
difference ‘V’. When proton of mass ‘M’, is accelerated through potential difference ‘9V’,
the de-Broglie wavelength associated with it will be (Assume that wavelength is determined
at low voltage)CorrectIncorrect -
Question 29 of 200
29. Question
1 point(s)The value of gravitational acceleration ‘g’ at a height ‘h’ above the earth’s surface is g/4 then
(R = radius of earth)CorrectIncorrect -
Question 30 of 200
30. Question
1 point(s)Interference fringes are produced on a screen by using two light sources of intensities ‘I’ and
‘9I’. The phase difference between the beams is π/2
at point P and π at point Q on the screen.
The difference between the resultant intensities at point P and Q isCorrectIncorrect -
Question 31 of 200
31. Question
1 point(s)The maximum frequency of transmitted radio waves above which the radio waves are no
longer reflected back by ionosphere is _______ (N = maximum electron density of ionosphere,
g = acceleration due to gravity)CorrectIncorrect -
Question 32 of 200
32. Question
1 point(s)Three parallel plate air capacitors are connected in parallel. Each capacitor has plate area
‘A’/3 and the separation between the plates is ‘d’, ‘2d’ and ‘3d’ respectively. The equivalent
capacity of combination is (∈0 = absolute permittivity of free space)CorrectIncorrect -
Question 33 of 200
33. Question
1 point(s)In Bohr’s theory of Hydrogen atom, the electron jumps from higher orbit ‘n’ to lower orbit
‘p’. The wavelength will be minimum for the transitionCorrectIncorrect -
Question 34 of 200
34. Question
1 point(s)In an oscillator, for sustained oscillations, Barkhausen criterion is Aβ equal to (A = voltage
gain without feedback, β = feedback factor)CorrectIncorrect -
Question 35 of 200
35. Question
1 point(s)Two identical parallel plate air capacitors are connected in series to a battery of e.m.f. ‘V’. If
one of the capacitor is completely filled with dielectric material of constant ‘K’, then potential
difference of the other capacitor will becomeCorrectIncorrect -
Question 36 of 200
36. Question
1 point(s)Light of wavelength ‘λ’ which is less than threshold wavelength is incident on a photosensitive
material. If incident wavelength is decreased so that emitted photoelectrons are moving with
same velocity then stopping potential willCorrectIncorrect -
Question 37 of 200
37. Question
1 point(s)The LC parallel resonant circuit
CorrectIncorrect -
Question 38 of 200
38. Question
1 point(s)A ray of light travelling through rarer medium is incident at very small angle ‘i’ on a glass
slab and after refraction its velocity is reduced by 20%. The angle of deviation isCorrectIncorrect -
Question 39 of 200
39. Question
1 point(s)A galvanometer of resistance 30Ω is connected to a battery of emf 2V with 1970Ω resistance
in series. A full scale deflection of 20 divisions is obtained in the galvanometer. To reduce
the deflection to 10 divisions, the resistance in series required isCorrectIncorrect -
Question 40 of 200
40. Question
1 point(s)Two coherent sources ‘P’ and ‘Q’ produce interference at point ‘A’ on the screen where
there is a dark band which is formed between 4th bright band and 5th bright band. Wavelength
of light used is 6000A. The path difference between PA and QA iCorrectIncorrect -
Question 41 of 200
41. Question
1 point(s)From Brewster’s law, except for polished metallic surfaces, the polarising angle
CorrectIncorrect -
Question 42 of 200
42. Question
1 point(s)CorrectIncorrect -
Question 43 of 200
43. Question
1 point(s)Two particles X and Y having equal charges after being accelerated through same potential
difference enter a region of uniform magnetic field and describe a circular paths of radii ‘r1’
and ‘r2’ respectively. The ratio of the mass of X to that of Y isCorrectIncorrect -
Question 44 of 200
44. Question
1 point(s)The amount of work done in increasing the voltage across the plates of capacitor from 5V to
10V is ‘W’. The work done in increasing it from 10V to 15V will beCorrectIncorrect -
Question 45 of 200
45. Question
1 point(s)When an electron in Hydrogen atom revolves in stationary orbit, it
CorrectIncorrect -
Question 46 of 200
46. Question
1 point(s)Magnetic flux passing through a coil is initially 4 × 10 ^– 4 Wb. It reduces to 10% of its
original value in ‘t’ second. If the e.m.f. induced is 0.72 mV then ‘t’ in second isCorrectIncorrect -
Question 47 of 200
47. Question
1 point(s)The magnetic field (B) inside a long solenoid having ‘n’, turns per unit length and carrying
current ‘I’ when iron core is kept in it is (μ0 = permeability of vacuum, χ = magnetic susceptibility)CorrectIncorrect -
Question 48 of 200
48. Question
1 point(s)Resolving power of telescope increases when
CorrectIncorrect -
Question 49 of 200
49. Question
1 point(s)In balanced metre bridge, the resistance of bridge wire is 0.1Ω/ cm. Unknown resistance
‘X’ is connected in left gap and 6Ω in right gap, null point divides the wire in the ratio 2 : 3.
Find the current drawn from the battery of 5 V having negligible resistance.CorrectIncorrect -
Question 50 of 200
50. Question
1 point(s)When light of wavelength ‘λ’ is incident on photosensitive surface, the stopping potential is
‘V’. When light of wavelength ‘3λ’ is incident on same surface, the stopping potential is
‘V’/6 . Threshold wavelength for the surface isCorrectIncorrect -
Question 51 of 200
51. Question
1 point(s)The equation that represents van’t Hoff general solution equation is
CorrectIncorrect -
Question 52 of 200
52. Question
1 point(s)If ‘n’ represents total number of asymmetric carbon atoms in a compound, the possible
number of optical isomers of the compound isCorrectIncorrect -
Question 53 of 200
53. Question
1 point(s)Name the reagent that is used in leaching of gold
CorrectIncorrect -
Question 54 of 200
54. Question
1 point(s)Which is the most stable allotrope of sulphur ?
CorrectIncorrect -
Question 55 of 200
55. Question
1 point(s)Which of the following is an analgesic ?
CorrectIncorrect -
Question 56 of 200
56. Question
1 point(s)Correct statement for thermoplastic polymer is
CorrectIncorrect -
Question 57 of 200
57. Question
1 point(s)The compound which is NOT formed when a mixture of n-butyl bromide and ethyl bromide
treated with sodium metal in presence of dry ether isCorrectIncorrect -
Question 58 of 200
58. Question
1 point(s)How many Faradays of electricity are required to deposit 10 g of calcium from molten
calcium chloride using inert electrodes ? (molar mass of calcium = 40 g mol–1)CorrectIncorrect -
Question 59 of 200
59. Question
1 point(s)Butylated hydroxy anisole is
CorrectIncorrect -
Question 60 of 200
60. Question
1 point(s)What is the general molecular formula of the products obtained on heating lanthanoids (Ln)
with sulphur ?CorrectIncorrect -
Question 61 of 200
61. Question
1 point(s)Bulletproof helmets are made from
CorrectIncorrect -
Question 62 of 200
62. Question
1 point(s)In the cell represented by Pb(s) |Pb^2+ (1M) | Ag^+ (1M) | Ag(s) the reducing agent is
CorrectIncorrect -
Question 63 of 200
63. Question
1 point(s)Which metal is refined by Mond Process ?
CorrectIncorrect -
Question 64 of 200
64. Question
1 point(s)Which metal crystallises in a simple cubic structure ?
CorrectIncorrect -
Question 65 of 200
65. Question
1 point(s)Isopropyl methyl ether when treated with cold hydrogen iodide gives
CorrectIncorrect -
Question 66 of 200
66. Question
1 point(s)The amine ‘A’ when treated with nitrous acid gives yellow oily substance. The amine A is
CorrectIncorrect -
Question 67 of 200
67. Question
1 point(s)In face centred cubic unit cell, what is the volume occupied ?
CorrectIncorrect -
Question 68 of 200
68. Question
1 point(s)The element that does NOT form acidic oxide is
CorrectIncorrect -
Question 69 of 200
69. Question
1 point(s)Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms presence of
CorrectIncorrect -
Question 70 of 200
70. Question
1 point(s)While assigning R, S configuration the correct order of priority of groups attached to chiral
carbon atom isCorrectIncorrect -
Question 71 of 200
71. Question
1 point(s)Which halide of magnesium has highest ionic character ?
CorrectIncorrect -
Question 72 of 200
72. Question
1 point(s)How is sodium chromate converted into sodium dichromate in the manufacture of potassium
dichromate from chromite ore ?CorrectIncorrect -
Question 73 of 200
73. Question
1 point(s)The reaction takes place in two steps as
i) NO2Cl(g) ⎯K ⎯→1 NO2 (g) + Cl (g)
ii) NO2Cl (g) + Cl (g) ⎯K⎯→2 NO2 (g) + Cl2 (g)
Identify the reaction intermediateCorrectIncorrect -
Question 74 of 200
74. Question
1 point(s)In dry cell, what acts as negative electrode ?
CorrectIncorrect -
Question 75 of 200
75. Question
1 point(s)Which of the following aminoacids is basic in nature ?
CorrectIncorrect -
Question 76 of 200
76. Question
1 point(s)Select the compound which on treatment with nitrous acid liberates nitrogen.
CorrectIncorrect -
Question 77 of 200
77. Question
1 point(s)The relation between solubility of a gas in liquid at constant temperature and external pressure
is stated by which law ?CorrectIncorrect -
Question 78 of 200
78. Question
1 point(s)5.0 g of sodium hydroxide (molar mass 40 g mol–1) is dissolved in little quantity of water
and the solution is diluted up to 100 ml. What is the molarity of the resulting solution ?CorrectIncorrect -
Question 79 of 200
79. Question
1 point(s)Which among the following phenolic compounds is most acidic in nature ?
CorrectIncorrect -
Question 80 of 200
80. Question
1 point(s)Which of the following compounds when treated with dibenzyl cadmium yields benzyl
methyl ketone ?CorrectIncorrect -
Question 81 of 200
81. Question
1 point(s)The rate constant and half life of a first order reaction are related to each other as
CorrectIncorrect -
Question 82 of 200
82. Question
1 point(s)Which among the following solids is a nonpolar solid ?
CorrectIncorrect -
Question 83 of 200
83. Question
1 point(s)What is the combining ratio of glycerol and fatty acids when they combine to form triglyceride ?
CorrectIncorrect -
Question 84 of 200
84. Question
1 point(s)Identify the metal that forms colourless compounds.
CorrectIncorrect -
Question 85 of 200
85. Question
1 point(s)The molecular formula of Wilkinson catalyst, used in hydrogenation of alkenes is
CorrectIncorrect -
Question 86 of 200
86. Question
1 point(s)What is the highest oxidation state exhibited by group 17 elements ?
CorrectIncorrect -
Question 87 of 200
87. Question
1 point(s)The criterion for a spontaneous process is
CorrectIncorrect -
Question 88 of 200
88. Question
1 point(s)Mathematical equation of first law of thermodynamics for isochoric process is
CorrectIncorrect -
Question 89 of 200
89. Question
1 point(s)Brown ring test is used for detection of which radical ?
CorrectIncorrect -
Question 90 of 200
90. Question
1 point(s)Name the catalyst used in commercial method of preparation of phenol.
CorrectIncorrect -
Question 91 of 200
91. Question
1 point(s)The reagent used in Wolff-Kishner reduction is
CorrectIncorrect -
Question 92 of 200
92. Question
1 point(s)Identify an extensive property amongst the following
CorrectIncorrect -
Question 93 of 200
93. Question
1 point(s)Which of the following is a neutral complex ?
CorrectIncorrect -
Question 94 of 200
94. Question
1 point(s)Which of the following carboxylic acids is a tricarboxylic acid ?
CorrectIncorrect -
Question 95 of 200
95. Question
1 point(s)Identify the compound amongst the following of which 0.1 M aqueous solution has highest
boiling pointCorrectIncorrect -
Question 96 of 200
96. Question
1 point(s)Average rate of reaction 2 SO2 (g) + O2 (g) ⎯⎯→ 2 SO3 (g) is written as
CorrectIncorrect -
Question 97 of 200
97. Question
1 point(s)What is the reagent used in Etard reaction ?
CorrectIncorrect -
Question 98 of 200
98. Question
1 point(s)What is the amount of work done when 0.5 mole of methane, CH4 (g), is subjected to
combustion at 300 K ? (given, R = 8.314 J K–1 mol–1)CorrectIncorrect -
Question 99 of 200
99. Question
1 point(s)The most abundant noble gas in atmosphere is
CorrectIncorrect -
Question 100 of 200
100. Question
1 point(s)Primary nitroalkanes are obtained in good yield by oxidising aldoximes with the help of
CorrectIncorrect -
Question 101 of 200
101. Question
1 point(s)Which of the following in embryo sac of angiosperms shows filiform apparatus ?
CorrectIncorrect -
Question 102 of 200
102. Question
1 point(s)Which one of the following organism’s plasmid was used successfully for the first time as a vector by Stanley Cohen and Herbert Boyer ?
CorrectIncorrect -
Question 103 of 200
103. Question
1 point(s). During a dihybrid cross with contrasting characters in the F2 generation parental genotypes will appear in _________ ratio.
CorrectIncorrect -
Question 104 of 200
104. Question
1 point(s)The wall of pollen tube is made up of
CorrectIncorrect -
Question 105 of 200
105. Question
1 point(s)The micro consumers are commonly called ___________
CorrectIncorrect -
Question 106 of 200
106. Question
1 point(s)The CORRECT sequence of events during double fertilization in Angiosperms is
CorrectIncorrect -
Question 107 of 200
107. Question
1 point(s)When genomic DNA is fragmented and cloned, the screening of the desired gene is done by using
CorrectIncorrect -
Question 108 of 200
108. Question
1 point(s)The guano deposits are obtained from the excreta of __________
CorrectIncorrect -
Question 109 of 200
109. Question
1 point(s). In an angiosperm a female plant having 2n = 24 is crossed with a male plant having 2n = 12. What will be the chromosome number of the endosperm ?
CorrectIncorrect -
Question 110 of 200
110. Question
1 point(s)Two alternative forms of a gene or alleles are located on __________
CorrectIncorrect -
Question 111 of 200
111. Question
1 point(s)Which of the following is a character of Castor plant to avoid autogamy ?
CorrectIncorrect -
Question 112 of 200
112. Question
1 point(s)During hybridization offsprings with hybrid vigour superior to both parents are self pollinated for few successive generations to _________
CorrectIncorrect -
Question 113 of 200
113. Question
1 point(s)Which of the following is the WRONG match between the plant and its character for adaptation of cross pollination ?
CorrectIncorrect -
Question 114 of 200
114. Question
1 point(s)What is the outbreeding device, where the stamens and carpels mature at different times called ?
CorrectIncorrect -
Question 115 of 200
115. Question
1 point(s)In anaerobic respiration acetaldehyde is reduced to form alcohol by utilising NADH2 obtained from ____________
CorrectIncorrect -
Question 116 of 200
116. Question
1 point(s)Which of the following wall layer of anther shows fibrous thickenings of callose ?
CorrectIncorrect -
Question 117 of 200
117. Question
1 point(s)Photosynthesis is considered as an oxidation reaction because ________
CorrectIncorrect -
Question 118 of 200
118. Question
1 point(s)Which one of the following is the CORRECT order of conversion of waste
materials during biogas formation ?CorrectIncorrect -
Question 119 of 200
119. Question
1 point(s)Match the plant and the part in relation to Vegetative Propagation.
1) Dahlia a) Eyes
2) Solanum tuberosum b) Runner
3) Begonia c) Fasciculated tuberous roots
4) Cynodon d) Epiphyllous budsCorrectIncorrect -
Question 120 of 200
120. Question
1 point(s)Agrobacterium tumefaciens is most widely used for gene transfer because
_________CorrectIncorrect -
Question 121 of 200
121. Question
1 point(s)Remarkable increase in rice production from 35 million tones to 89.5 million
tones during 1960 – 2000 was mainly due to _________CorrectIncorrect -
Question 122 of 200
122. Question
1 point(s)Which of the following is the first cell of female gametophytic generation in
Angiosperms ?CorrectIncorrect -
Question 123 of 200
123. Question
1 point(s)During dihybrid cross, in the F2 generation, the ratio of individuals showing
one dominant and the other recessive character will be _________ of parents
with contrasting characters.CorrectIncorrect -
Question 124 of 200
124. Question
1 point(s)In an ecological succession the pioneers are generally ___________
CorrectIncorrect -
Question 125 of 200
125. Question
1 point(s)Given below are some antibiotics and their microbial source. Match the correct
pairs.1) Chloromycetin a) Streptomyces griseus
2) Erythromycin b) Penicillium chrysogenum
3) Penicillin c) Streptomyces erythreus
4) Streptomycin d) Streptomyces venezuelaeCorrectIncorrect -
Question 126 of 200
126. Question
1 point(s)In Kreb’s cycle Guanosine Triphosphate is formed during the conversion of
CorrectIncorrect -
Question 127 of 200
127. Question
1 point(s)Mycorrhiza is __________
CorrectIncorrect -
Question 128 of 200
128. Question
1 point(s)During PCR technique, the pairing of primers to ssDNA segment is called ________
CorrectIncorrect -
Question 129 of 200
129. Question
1 point(s)___________ is the most convenient and cheap method of artificial vegetative
CorrectIncorrect -
Question 130 of 200
130. Question
1 point(s)Glycosidic bond exists in DNA molecule between __________
CorrectIncorrect -
Question 131 of 200
131. Question
1 point(s)In plasmid pBR 322, ‘BR’ stands for
CorrectIncorrect -
Question 132 of 200
132. Question
1 point(s)How many glucose molecules are required for the formation of 52 pyruvic
acid molecules at the end of glycolysis ?CorrectIncorrect -
Question 133 of 200
133. Question
1 point(s)The pitch angle of deflection between two successive base pairs in DNA
double helix isCorrectIncorrect -
Question 134 of 200
134. Question
1 point(s)Which one of the following processes involved in alcohol production is NOT
involved in wine production ?CorrectIncorrect -
Question 135 of 200
135. Question
1 point(s)Which one of the following is formed as a result of cyclic photophosphorylation ?
CorrectIncorrect -
Question 136 of 200
136. Question
1 point(s)What will be the genotype of parents of a child with ‘O’ blood group ?
CorrectIncorrect -
Question 137 of 200
137. Question
1 point(s)In Angiosperms, megaspores formed after meiosis of megaspore mother cell
are arranged in __________CorrectIncorrect -
Question 138 of 200
138. Question
1 point(s)During replication of DNA, the two strands of the double helix are separated
from each other under the influence of enzyme __________CorrectIncorrect -
Question 139 of 200
139. Question
1 point(s)Identify the INCORRECT statement from the following with reference to lac operon.
CorrectIncorrect -
Question 140 of 200
140. Question
1 point(s)High levels of Aspartic acid, low nitrogen and sugar content in maize plants
prevent the attack by __________CorrectIncorrect -
Question 141 of 200
141. Question
1 point(s)Which of the following event does NOT lead into secondary succession ?
CorrectIncorrect -
Question 142 of 200
142. Question
1 point(s)A nucleosome along with linker DNA consists of ____________
CorrectIncorrect -
Question 143 of 200
143. Question
1 point(s)During aerobic respiration the final electron acceptor is
CorrectIncorrect -
Question 144 of 200
144. Question
1 point(s)In quantitative inheritance, when a character is controlled by two pairs of
genes, the ratio obtained in F2 generation is __________CorrectIncorrect -
Question 145 of 200
145. Question
1 point(s)Which one of the following pigment functions as a reaction center in
photosynthesis ?CorrectIncorrect -
Question 146 of 200
146. Question
1 point(s)The common feature in CAM and C4 plants is __________
CorrectIncorrect -
Question 147 of 200
147. Question
1 point(s)Which one of the following electron acceptor is present in respiratory chain ?
CorrectIncorrect -
Question 148 of 200
148. Question
1 point(s)The codon sequence on coding strand of transcription unit is ATG GTG AGC TAC
GCG. What will be the codon sequence on mRNA formed on template strand ?CorrectIncorrect -
Question 149 of 200
149. Question
1 point(s)A cross between two pea plants tall with axial flowers and dwarf with terminal
flowers produced offsprings tall with axial flowers and tall with terminal
flowers in the ratio 1 : 1. What will be the genotype of parents ?CorrectIncorrect -
Question 150 of 200
150. Question
1 point(s)Which one of the following is used by green sulphur bacteria for reduction of
CO2 to CH2O ?CorrectIncorrect -
Question 151 of 200
151. Question
1 point(s)Asexual reproduction through formation of gemmule occurs in
CorrectIncorrect -
Question 152 of 200
152. Question
1 point(s)The marsupial mammal amongst the following animals is
CorrectIncorrect -
Question 153 of 200
153. Question
1 point(s)When white eyed and miniature winged Drosophila melanogaster is crossed
with its wild type, it produces following percent of recombinants.CorrectIncorrect -
Question 154 of 200
154. Question
1 point(s)Asiatic wild ass is an example of
CorrectIncorrect -
Question 155 of 200
155. Question
1 point(s)The quantitative and statistical study of human population is
CorrectIncorrect -
Question 156 of 200
156. Question
1 point(s)Linkage groups can be separated during ____________ in meiosis.
CorrectIncorrect -
Question 157 of 200
157. Question
1 point(s)One of the most polluted river in Maharashtra is
CorrectIncorrect -
Question 158 of 200
158. Question
1 point(s)Hypercalcemic hormone is
CorrectIncorrect -
Question 159 of 200
159. Question
1 point(s)An oral contraceptive pill checks
CorrectIncorrect -
Question 160 of 200
160. Question
1 point(s)AB blood group was discovered by
CorrectIncorrect -
Question 161 of 200
161. Question
1 point(s)Cystic fibrosis can be treated by _______________ in gene therapy
CorrectIncorrect -
Question 162 of 200
162. Question
1 point(s)ADH carries out following functions EXCEPT
CorrectIncorrect -
Question 163 of 200
163. Question
1 point(s)Which of the following are NOT produced as transgenic animals ?
CorrectIncorrect -
Question 164 of 200
164. Question
1 point(s)Temporal lobe of cerebrum is concerned with the detection of following
sensations EXCEPTCorrectIncorrect -
Question 165 of 200
165. Question
1 point(s)The sterilization procedure in human female is
CorrectIncorrect -
Question 166 of 200
166. Question
1 point(s)The process by which primary germinal layers are formed is called
CorrectIncorrect -
Question 167 of 200
167. Question
1 point(s)Select the group of animals adapted for ammonotelism, guanotelism and
ureotelism respectively from the followingCorrectIncorrect -
Question 168 of 200
168. Question
1 point(s)Muscular ridges at inner surface of ventricles are called
CorrectIncorrect -
Question 169 of 200
169. Question
1 point(s)Which of the following is NOT a breed of buffalo ?
CorrectIncorrect -
Question 170 of 200
170. Question
1 point(s)Column A Column B Column C
i) Coenozoic 2 – 65 mya Origin of vertebrates
ii) Palaeozoic 500 – 165 mya Rise of egg laying mammals
iii) Mesozoic 135 – 225 mya Reptiles dominant
iv) Proterozoic 350 – 500 mya Trilobites dominant
The correct match of Columns A, B and C isCorrectIncorrect -
Question 171 of 200
171. Question
1 point(s)In the given diagram, the role of ‘X’ is to
CorrectIncorrect -
Question 172 of 200
172. Question
1 point(s)A pair of hormones produced by kidneys is
CorrectIncorrect -
Question 173 of 200
173. Question
1 point(s)Alec Jeffreys used ________________ as genetic marker
CorrectIncorrect -
Question 174 of 200
174. Question
1 point(s)Which constituent of seminal fluid helps in coagulation of semen after
ejaculation ?CorrectIncorrect -
Question 175 of 200
175. Question
1 point(s)Which one of the following statement is CORRECT ?
CorrectIncorrect -
Question 176 of 200
176. Question
1 point(s)Acromegaly is caused by hypersecretion of _______________ in the adult.
CorrectIncorrect -
Question 177 of 200
177. Question
1 point(s)Restriction endonuclease, in DNA finger printing, carries out following
process.CorrectIncorrect -
Question 178 of 200
178. Question
1 point(s)Which one of the following is NOT the symptom of malaria ?
CorrectIncorrect -
Question 179 of 200
179. Question
1 point(s)In ECG, P – wave represents
CorrectIncorrect -
Question 180 of 200
180. Question
1 point(s)The isthmus which connects right and left lobes of thyroid gland is located
from _____________ tracheal cartilages.CorrectIncorrect -
Question 181 of 200
181. Question
1 point(s)Which of the following organisms is NOT involved in genome sequencing
and mapping technique ?CorrectIncorrect -
Question 182 of 200
182. Question
1 point(s)The most common chemical compounds formed in Urey-Miller’s experiment
wereCorrectIncorrect -
Question 183 of 200
183. Question
1 point(s)Select the CORRECT pair of endodermal derivatives.
CorrectIncorrect -
Question 184 of 200
184. Question
1 point(s)Peacock shows following genotype
CorrectIncorrect -
Question 185 of 200
185. Question
1 point(s)Incubation period of Treponema Pallidum is about
CorrectIncorrect -
Question 186 of 200
186. Question
1 point(s)A pair of analogous organs is
CorrectIncorrect -
Question 187 of 200
187. Question
1 point(s)In diploid set of chromosomes, deletion or addition of a member leads to
CorrectIncorrect -
Question 188 of 200
188. Question
1 point(s)Select the correct match :
I II
i) Competition a) Tapeworm and man
ii) Commensalism b) Lichen
iii) Mutualism c) Cattle egret and cattle
iv) Parasitism d) Lions and LeopardsCorrectIncorrect -
Question 189 of 200
189. Question
1 point(s)Which one of the following statement is CORRECT ?
CorrectIncorrect -
Question 190 of 200
190. Question
1 point(s)Osmoreceptors are present in the
CorrectIncorrect -
Question 191 of 200
191. Question
1 point(s)Lac is used in the
CorrectIncorrect -
Question 192 of 200
192. Question
1 point(s)Bacterial poultry diseases mainly include
CorrectIncorrect -
Question 193 of 200
193. Question
1 point(s)A change in a wart or mole on the skin is observed in
CorrectIncorrect -
Question 194 of 200
194. Question
1 point(s)The spermatozoa not ejaculated are reabsorbed in th
CorrectIncorrect -
Question 195 of 200
195. Question
1 point(s)All of the following are ape-men stages in origin of man EXCEPT
CorrectIncorrect -
Question 196 of 200
196. Question
1 point(s)The interaction observed in this diagram is
CorrectIncorrect -
Question 197 of 200
197. Question
1 point(s)Select the correct match :
I II III
i) Monocyte a) Large round nucleus l) Antihistamine property
ii) Lymphocyte b) Twisted nucleus m) Release heparin
iii) Basophil c) Bilobed nucleus n) Phagocytic
iv) Eosinophil d) Kidney shaped nucleus o) Produce antibodiesCorrectIncorrect -
Question 198 of 200
198. Question
1 point(s)The parietal and temporal lobes are separated by
CorrectIncorrect -
Question 199 of 200
199. Question
1 point(s)The corpus callosum interconnects
CorrectIncorrect -
Question 200 of 200
200. Question
1 point(s)The parotid salivary glands are innervated by branches of __________ nerve.
CorrectIncorrect