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# IIT JAM Biotechnology Past Year Papers - 2017

## 60 Questions MCQ Test IIT JAM Biotechnology Past Year Papers | IIT JAM Biotechnology Past Year Papers - 2017

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This mock test of IIT JAM Biotechnology Past Year Papers - 2017 for IIT JAM helps you for every IIT JAM entrance exam. This contains 60 Multiple Choice Questions for IIT JAM IIT JAM Biotechnology Past Year Papers - 2017 (mcq) to study with solutions a complete question bank. The solved questions answers in this IIT JAM Biotechnology Past Year Papers - 2017 quiz give you a good mix of easy questions and tough questions. IIT JAM students definitely take this IIT JAM Biotechnology Past Year Papers - 2017 exercise for a better result in the exam. You can find other IIT JAM Biotechnology Past Year Papers - 2017 extra questions, long questions & short questions for IIT JAM on EduRev as well by searching above.
QUESTION: 1

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QUESTION: 2

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QUESTION: 3

### Which of the following statements is correct?

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QUESTION: 4

The role of enzyme E synthesized by phage φ X 174 during host infection is to

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QUESTION: 5

Among CH4, H2O, NH3 and PH3, the molecule having the smallest percent s character for the covalent bond (X-H) between the central element (X = C, O, N or P) and hydrogen is

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QUESTION: 6

The result of an electrophoretic separation of a mixture of amino acids X, Y and Z at pH = 5.0 is represented as (Given the isoelectric points of X, Y, and Z are 9.87, 3.22 and 5.43, respectively)

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QUESTION: 7

cos(x + yx) =

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QUESTION: 8 then the order of R is

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QUESTION: 9

The average energy of a diatomic gaseous molecule at temperature T is where kB is Boltzmann’s constant. The average energy of this molecule per degree of freedom is

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QUESTION: 10

The refractive index of diamond is 2.419. If the speed of light in vacuum is 3 x 108 ms-1, then the speed of light in diamond is

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QUESTION: 11

Which of the following is true of protein synthesis ONLY in prokaryotes?

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QUESTION: 12

Match the entries in Group I with that in Group II Solution:
QUESTION: 13

If an aldol cleavage of glucose-6-phosphate occurs in glycolysis, it will result in

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QUESTION: 14

The natural geographical distribution of kangaroos is limited to the Australian continent because

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QUESTION: 15

Which of the following is NOT an example of an adaptive defense mechanism against predation?

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QUESTION: 16

Match the entries in Group I with that in Group II Solution:
QUESTION: 17

The nitrogenase of diazotrophs

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QUESTION: 18

During eukaryotic cell division, the amount of DNA doubles

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QUESTION: 19

The correct sequence of the following events in the human female reproductive cycle is
I: Secretion of FSH
II: Growth of corpus luteum
III: Growth of follicle and oogenesis
IV: Ovulation
V: Sudden increase in the levels of LFI

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QUESTION: 20

The major product formed in the following reaction is Solution:
QUESTION: 21

The reaction that produces o-bromophenol as the major product is

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QUESTION: 22

For an autocatalytic second order reaction R → P, the rate law is [where v is rate of the reaction and k is the rate constant]

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QUESTION: 23

In metal-carbonyl complexes, the π-back bonding is

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QUESTION: 24

If u(x) and v(x) are differentiable at x = 0, and if u(0) = 5, u' (0) = - 3, v;(0) = -1 and v'(0) = 2, then the value of Solution:
QUESTION: 25

Two dice are thrown simultaneously. The probability that the sum o f the numbers obtained is divisible by 7 is

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QUESTION: 26

If one of the diameters of a circle has end points (2, 0) and (4, 0), then the equation of that circle is

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QUESTION: 27

If P = {1, 2, - 1, 3}, Q = {0,4, 1, 3} and R = {1, 6, 7}, then P∩(QUR) =

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QUESTION: 28

The position of a particle along the y-axis is y = Pt4 + Q. For the equation to be dimensionally consistent, the dimension of P in terms of length [L] and time [T] is

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QUESTION: 29

Two inductors P and Q having inductance ratio 1:2 are connected in parallel in an electric circuit. The energy stored in the inductors P and Q are in the ratio

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QUESTION: 30

A body X of mass M moving with velocity v hits a stationary body Y of mass m. If M ≫ m and X moves with the velocity v', then the velocity of Y after an elastic collision is

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*Multiple options can be correct
QUESTION: 31

The cells involved in allergic reactions and containing surface receptors of IgE antibodies and histamine are

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*Multiple options can be correct
QUESTION: 32

Which of the following is(are) INCORRECT in the regulation of the trp operon?

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*Multiple options can be correct
QUESTION: 33

Which of the following organs are correctly paired with their function?

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*Multiple options can be correct
QUESTION: 34

The ΔG0' for homolactic fermentation converting glucose to lactate is -196 kJ mol-1. If ΔG0' for the formation of ATP is +30.5 kJ mol-1, then

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*Multiple options can be correct
QUESTION: 35

Bacterial plasmid genes of non-chromosomal origin are associated with

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*Multiple options can be correct
QUESTION: 36

The elements with atomic numbers 19, 37 and 55

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*Multiple options can be correct
QUESTION: 37

Fehling’s solution

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*Multiple options can be correct
QUESTION: 38

Which of the following point(s) lies(lie) on the plane 2x + 3y + z = 6?

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*Multiple options can be correct
QUESTION: 39

Kinetic theory of an ideal gas is based upon the following assumption(s)

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*Multiple options can be correct
QUESTION: 40

The electric field and capacitance of a capacitor in the absence of dielectric material are E and C, respectively. When the capacitor is filled with a dielectric material, the electric field and capacitance of the capacitor becomes E' and C', respectively. Which of the following is(are) correct?

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*Answer can only contain numeric values
QUESTION: 41

Antigen and antibody interaction is shown by the following scheme Where Ab is antibody, Ag is antigen and Ab-Ag is antigen-antibody complex. The values of k1 and k-1 are 5 x 10-5 μM-1 s-1 and 2 x 10-7 s-1, respectively. The dissociation constant for the complex is_________nM.

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*Answer can only contain numeric values
QUESTION: 42

The population of a bacterial culture increases from one thousand to one billion in five hours. The doubling time of the culture (correct to 1 decimal place) is ________ min.

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*Answer can only contain numeric values
QUESTION: 43

The KM and vmax of lactate dehydrogenase for conversion of pyruvate to lactate are 1 mM and 5 nM s-1, respectively. At 0.25 mM pyruvate, the velocity of the reaction catalyzed by lactate dehydrogenase is ________ nM s-1.

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*Answer can only contain numeric values
QUESTION: 44

A linear DNA contains five restriction sites for EcoRI and three restriction sites for BamHI. The number of fragments that will be generated after digestion with EcoRI is ________.

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*Answer can only contain numeric values
QUESTION: 45

Total number of singlets observed in the 'H NMR of the following compound is ___. Solution:
*Answer can only contain numeric values
QUESTION: 46

The [H+] of 0.1 N acetic acid solution is 1.33 x 10-3. The pH of the solution (correct to two decimal places) is ________.

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*Answer can only contain numeric values
QUESTION: 47

The positive root of the equation x4 + x2 - 2 = 0 is ______.

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*Answer can only contain numeric values
QUESTION: 48 Solution:
*Answer can only contain numeric values
QUESTION: 49

One gram of radioactive nuclei with a half life of 300 days is kept in an open container. The weight of nuclei remaining after 900 days (correct to 1 decimal place) is_______mg.

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*Answer can only contain numeric values
QUESTION: 50

Two sources P and Q produce electromagnetic waves with wavelengths λ and 2λ, respectively. Source P ejects a photon with a maximum kinetic energy of 4.0 eV from a metal with work function 2.0 eV. The maximum kinetic energy (eV) of a photon ejected by source Q from the same metal is ________ .

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*Answer can only contain numeric values
QUESTION: 51

The standard oxidation potentials for oxidation of NADH and H2O are + 0.315 V and -0.815 V, respectively. The standard free energy for oxidation of 1 mole of NADH by oxygen under standard conditions (correct to 1 decimal place) is ________ kJ. [Faraday Constant is 96500 C mole-1]

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*Answer can only contain numeric values
QUESTION: 52

The KM and vmax of an enzyme are 4 mM and 0.1 nM h-1 respectively. In the presence of 1.5 mM inhibitor, the of the enzyme are 6 mM and 0.1 nM h-1, respectively. The value of inhibition constant, K1 (correct to 1 decimal place) is ________ mM.

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*Answer can only contain numeric values
QUESTION: 53

The relationship between log10 (MW) [where MW = molecular weight in kDa] of a mixture of protein standards and their retention factors (Rf) obtained from native-PAGE is log10(MW) = -2Rf + 3. If the measured retention factor for a protein with 180 amino acids is 0.5, then the number of identical monomers in the protein is ________.

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*Answer can only contain numeric values
QUESTION: 54

In bacteria, a ribosome synthesizes a protein containing 300 amino acids from mRNA in 20 seconds. If the average lifetime of a mRNA is 2 minutes, the number of ribosomes that can translate a single mRNA containing 1350 nucleotides is ________.

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*Answer can only contain numeric values
QUESTION: 55

In 2 N H2SO4, an organic compound shows fluorescence with quantum yield, φf = 0.42 and fluorescence rate constant, kf = 5.25 x 107 s-1. The observed fluorescence life time of it under the same conditions (correct to 1 decimal place) is ________ ns.

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*Answer can only contain numeric values
QUESTION: 56

In acidic solution, permanganate ion is reduced by ferrous ion. The number of electrons involved in the reduction of permanganate ion is ________.

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*Answer can only contain numeric values
QUESTION: 57 are unit vectors and the angle between them π/3, then the magnitude of is ________.

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*Answer can only contain numeric values
QUESTION: 58

Using the letters in the word TRICK a new word containing five distinct letters is formed such that T appears in the middle. The number of distinct arrangements is ________.

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*Answer can only contain numeric values
QUESTION: 59

An X-ray tube operates at 30 kV. If one electron converts 10% of its energy into a photon at first collision, then the wavelength of the photon (correct to two decimal places) is ________ Å. [h = 4.14 x 10-15 eVs-1, c = 3 x 103 ms-1 and e = 1.6 x 10-19 C]

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*Answer can only contain numeric values
QUESTION: 60

In a mass spectrometer, a deuteron with kinetic energy 17 MeV enters a uniform magnetic field of 2.4 T with its velocity perpendicular to the field. The deuteron moves in a circular path in the magnetic field. The radius of its path in the magnetic field (correct to two decimal places) is ________ cm. [mass of deuteron is 3.34 x 10-27 kg, 1 MeV = 1.6 x 10-13 J and e = 1.6 x 10-19 C]

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