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Question for NTA GAT B - Quiz / Questions / MCQ in English

Last Update on : October 12, 2026

Duration: 180 · Questions: 120 · Max Marks: 120

View NTA Graduate Aptitude Test – Biotechnology 2026 Exam Page

To boost your performance in NTA GAT B exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in NTA GAT B exams.

Latest NTA GAT B Exam Question (Objective Questions), MCQ in English

Subjects : Physics, Chemistry, Mathematics, Biology, Basic Biology, Life Sciences, Biotechnology and Allied Areas

Question Bank NTA Graduate Aptitude Test Biotechnology Exam - English

Physics

Q 1 :
In ruby laser, the stimulated emission is due to transition from
  1. A.metastable state to any lower state
  2. B.any higher state of lower state
  3. C.metastable state to ground state
  4. D.any higher state to ground state
Q 2 :
A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is
  1. A.uniform throughout the pipe not zero
  2. B.zero only along the axis of the pipe
  3. C.zero at any point inside the pipe
  4. D.maximum at the centre and minimum at the edge
Q 3 :
Temperature can be expressed as derived quantity in terms of
  1. A.length and mass
  2. B.mass and time
  3. C.length, mass and time
  4. D.None of these
Q 4 :
Electron volt is a unit of
  1. A.potential difference
  2. B.charge
  3. C.energy
  4. D.capacity
Q 5 :
The electric field due to an infinite line charge is proportional to?
  1. A.1/r2
  2. B.1/r
  3. C.r
  4. D.Constant
Q 6 :
Poisson’s equation is derived from?
  1. A.Faraday’s law
  2. B.Ampere’s law
  3. C.Coulomb’s law and Gauss’s theorem
  4. D.Biot-Savart law
Q 7 :
Dimensional formula of Planck’s constant (h) is?
  1. A.[ML2T-3]
  2. B.[ML2T-2]
  3. C.[ML2T-1]
  4. D.[MLT-1]
Q 8 :
Which of the following is dimensionless?
  1. A.Gravitational constant
  2. B.Surface tension
  3. C.Pressure
  4. D.Strain
Q 9 :
Vector triple product identity is?
  1. A.None of these
  2. B.A × (B × C) = (A · B)C – (A · C)B
  3. C.A × (B × C) = B × (C × A)
  4. D.A × (B × C) = (A · C)B – (A · B)C
Q 10 :
The slope of a velocity-time graph represents?
  1. A.Displacement
  2. B.Velocity
  3. C.Acceleration
  4. D.Change in position
Q 11 :
The area under a velocity-time graph gives?
  1. A.Speed
  2. B.Acceleration
  3. C.Displacement
  4. D.Force
Q 12 :
If the position-time graph is a straight line passing through origin, the body has?
  1. A.Zero acceleration
  2. B.Variable velocity
  3. C.Uniform acceleration
  4. D.Constant velocity
Q 13 :
The displacement current was introduced by Maxwell to?
  1. A.Eliminate magnetic field
  2. B.Replace conduction current
  3. C.Make Ampère’s law consistent with continuity equation
  4. D.No reason
Q 14 :
Gauge invariance means that?
  1. A.Physical fields E and B remain unchanged under gauge transformation
  2. B.Potentials remain unchanged
  3. C.E changes
  4. D.B changes
Q 15 :
The Poynting vector S represents?
  1. A.Current density
  2. B.Momentum density
  3. C.Charge density
  4. D.Energy flux density of EM wave

Chemistry

Q 16 :
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
  1. A.between 7 and 8
  2. B.between 5 and 6
  3. C.between 6 and 7
  4. D.between 10 and 11
Q 17 :
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
  1. A.1.93 A         
  2. B.9.65 A
  3. C.19.3 A        
  4. D.0.965 A
Q 18 :
Which of the following is not a synthetic fibre:
  1. A.Anygora
  2. B.Rayon
  3. C.Nylon
  4. D.Polyster
Q 19 :
Which one of the following is not contained in Portland cement ?
  1. A.Ca3Al2O6
  2. B.Ca3SiO5
  3. C.Ca2Si­O4
  4. D.Ca3(PO4)2
Q 20 :
What is the reson for white cement to be white ?
  1. A.It does not contain carbon
  2. B.It does not contain silicon
  3. C.It does not contain iron
  4. D.It does not contain calcium
Q 21 :
Who proposed the modern periodic law?
  1. A.Henry Moseley
  2. B.Dmitri Mendeleev
  3. C.John Dalton
  4. D.Lothar Meyer
Q 22 :
The modern periodic table is arranged based on:
  1. A.Atomic number
  2. B.Atomic mass
  3. C.Mass number
  4. D.Neutron number
Q 23 :
How many periods are in the modern periodic table?
  1. A.6
  2. B.7
  3. C.8
  4. D.9
Q 24 :
The translational partition function is inversely proportional to:
  1. A.Volume of the system
  2. B.Mass of the particle
  3. C.Temperature
  4. D.Planck’s constant
Q 25 :
For a diatomic molecule, the vibrational partition function is significant at:
  1. A.High temperatures
  2. B.Low temperatures
  3. C.Absolute zero
  4. D.Constant volume
Q 26 :
The rotational partition function for a nonlinear molecule depends on:
  1. A.One moment of inertia
  2. B.Two moments of inertia
  3. C.Three moments of inertia
  4. D.Vibrational frequency
Q 27 :
Which quantum number determines the size of an orbital?
  1. A.Azimuthal quantum number
  2. B.Magnetic quantum number
  3. C.Principal quantum number
  4. D.Spin quantum number
Q 28 :
Which quantum number describes the shape of an orbital?
  1. A.Principal quantum number
  2. B.Azimuthal quantum number
  3. C.Magnetic quantum number
  4. D.Spin quantum number
Q 29 :
Degree of hydrolysis a increases with?
  1. A.Dilution
  2. B.Concentration
  3. C.Temperature only
  4. D.Pressure only
Q 30 :
Ka of weak acid and Kb of conjugate base related by?
  1. A.Ka × Kb = Kw
  2. B.Ka + Kb = Kw
  3. C.Ka – Kb = Kw
  4. D.None

Mathematics

Q 31 :
The elements of the set {x : x is an integer, x2 : 4} can be represent as .....Z..... . Here, Z refers to
  1. A.{–2, 2} 
  2. B.{–1, 0, 1}
  3. C.{–2, –1, 0, 1, 2}
  4. D.{0, 1, 2}
Q 32 :
  1. D.None of these
Q 33 :
If Y = {x : x is a positive factor of the number 2p – 1(2p – 1), where 2p – 1 is a prime number}, then Y can be represent in roster form as
  1. A.{2}
  2. B.{1, 2}  
  3. C.{1, 2, 22, ....., 2p – 1}
  4. D.{1, 2, 22, 23,.... 2p – 1, (2p – 1)}
Q 34 :
The set {x : x is a positive integer less than 6 and 3x – 1 is an even number} in roster form is
  1. A.{1, 2, 3, 4, 5}
  2. B.{1, 2, 3, 4, 5, 6}  
  3. C.{2, 4, 6}
  4. D.{1, 3, 5}
Q 35 :
If A B and A B, then
  1. A.A is called a proper subset of B
  2. B.A is called a super set of B
  3. C.A is not a subset of B 
  4. D.B is a subset of A
Q 36 :
The number of non-empty subsets of the set{1, 2, 3, 4} is
  1. A.15
  2. B.14
  3. C.16
  4. D.17
Q 37 :
The number of elements of the power set of a set containing m elements is
  1. A.2m – 1
  2. B.m 
  3. C.m2
  4. D.2m
Q 38 :
If A = {x : x = n2, n = 1, 2, 3}, then number of proper subsets is
  1. A.3
  2. B.8
  3. C.7
  4. D.None of these
Q 39 :
If A = {x : x = 4n + 1, 2 £ n £ 5},then number of subsets of A is
  1. A.16
  2. B.15  
  3. C.4 
  4. D.None of these 
Q 40 :
Let A and B be two non-empty subsets of a set X such that A is not a subset of B, then
  1. A.A is always a subset of the complement of B
  2. B.B is always a subset of A  
  3. C.A and B are always disjoint
  4. D.A and the complement of B are always non-disjoint  
Q 41 :
Which of the following is/are empty set? 
A = {x : x2 + x + 1 = 0 and x Î Z}   B = {x : x is a prime number and 19 < x < 23}
  1. A.A
  2. B.B  
  3. C.Both A and B
  4. D.None of the above 
Q 42 :
The set {x : x4 = 1 and x R} is .....X.... set. Here, X refers to
  1. A.empty
  2. B.finite
  3. C.infinite
  4. D.singleton 
Q 43 :
The universal set for the sets   
A = {x : x2 – 5x + 6 = 0} and   
B = {x : x2 – 3x + 2 = 0} having least number of elements is
  1. A.{1, 2}
  2. B.{1, 3}
  3. C.{1, 2, 3}
  4. D.{0, 1, 2, 3}
Q 44 :
If A = {1, 2, 3}, B = {x € R : x2 – 2x + 1 = 0}, 
C = {1, 2, 2, 3} and 
D = {x € R : x3 – 6x2 + 11x – 6 = 0}, then the equal sets are
  1. A.A and B
  2. B.A and C  
  3. C.A, B and C 
  4. D.A, C and D
Q 45 :
If A = (–3, 5) and  B = [–7, 9], then
  1. A.A = B
  2. B.A B 
  3. C.B A
  4. D.None of these 

Biology

Q 46 :
The respiratory quotient during cellular respiration would depend on
  1. A.the nature of enzymes involved
  2. B.the nature of the substrate
  3. C.the amount of carbon dioxide released
  4. D.the amount of oxygen utilised
Q 47 :
Which of the following is not a green - house gas ?
  1. A.Water vapour
  2. B.Carbon monoxide
  3. C.Methane
  4. D.Oxygen
Q 48 :
Both husband and wife have normal vision though their fathers were colorblind and mothers did not have any gene for colorblindness. The probability of their daughters becoming colorblind is
  1. A.50%          
  2. B.75%
  3. C.0% 
  4. D.25%
Q 49 :
Which of the following contain enzymes for cellular respiration ?
  1. A.Dictyosomes
  2. B.Endoplasmic reticulum
  3. C.lysosomes
  4. D.Mitochondria
Q 50 :
Which one among the following nutrients is a strctural
  1. A.Cell membrane
  2. B.Plasma membrane
  3. C.Cell wall
  4. D.Nucleus

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