question_answer 1)
In figure, four parallel plates of equal area A and spacing d are arranged, then effective capacitance between a and b is
A)
\[\frac{{{\varepsilon }_{0}}A}{d}\]
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B)
done
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C)
done
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D)
done
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question_answer 2)
In figure +Q charge is located at one of the edge of the cube, then electric flux through cube due to + Q charge is
A)
\[\frac{+Q}{{{\varepsilon }_{0}}}\]
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B)
\[\frac{+Q}{2{{\varepsilon }_{0}}}\]
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C)
\[\frac{+Q}{4{{\varepsilon }_{0}}}\]
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D)
\[\frac{+Q}{8{{\varepsilon }_{0}}}\]
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question_answer 3)
Work done on an electron moving in a solenoid along its axis is equal to
A)
zero
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B)
-evB
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C)
ilB
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D)
None of these
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question_answer 4)
The distance at which the magnetic field on axis as compared to the magnetic field at the centre of the coil carrying current l and radius R is would be
A)
R
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B)
done
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C)
2R
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D)
done
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question_answer 5) The earth has volume V and surface area A, then capacitance would be
A)
done
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B)
done
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C)
done
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D)
done
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question_answer 6) Capacitors are used in electrical circuits where appliances need more
A)
current
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B)
voltage
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C)
watt
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D)
resistance
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question_answer 7) If the circumference of a sphere is 2 m, then capacitance of sphere in water would be
A)
2700
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B)
2760
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C)
2780
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D)
2800
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question_answer 8) An electric pump is used to fill an overhead tank of capacity 9 m3 kept at a height of 10 m above the ground. If the pump takes 5 min to fill the tank by consuming 10 kW power the efficiency of the pump should be
A)
60%
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B)
40%
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C)
20%
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D)
30%
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question_answer 9) If we consider solar system consisting of the earth and sun only as of the ideal thermodynamic system. The sun works as source of energy having temperature 6000 K and earth as sink having temperature 300 K, the efficiency of solar system would be on the basis of exchange of radiations
A)
30%
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B)
65%
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C)
75%
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D)
95%
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question_answer 10) Which is the most elastic?
A)
Iron
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B)
Copper
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C)
Quartz
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D)
Wood
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question_answer 11)
formula would give Y, if mg is doubled
A)
2Y
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B)
done
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C)
Y
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D)
zero
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question_answer 12) Ratio between maximum range and square of time of flight in projectile motion is
A)
10 : 49
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B)
49 : 10
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C)
98 : 10
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D)
10 : 98
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question_answer 13) A motor cycle racer takes a round with speed \[20\text{ }m{{s}^{-1}}\] in a curvature of radius of R = 40 m, then the leaning angle of motor cycle for safe turn is \[(g=10m{{s}^{-2}})\]
A)
\[20{}^\circ \]
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B)
\[30{}^\circ \]
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C)
\[45{}^\circ \]
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D)
\[60{}^\circ \]
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question_answer 14) Gauss law of gravitation is
A)
done
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B)
done
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C)
done
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D)
All of the above
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question_answer 15) Photoelectric effect is an example of
A)
elastic collision
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B)
inelastic collision
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C)
two dimensional collision
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D)
oblique collision
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question_answer 16)
The molar heat capacity in a process of adiatomic gas, if it does a work of when a heat of Q is supplied to it is
A)
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B)
\[\frac{5R}{2}\]
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C)
\[\frac{10R}{3}\]
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D)
\[\frac{6R}{3}\]
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question_answer 17)
As shown in figure, a simple harmonic motion oscillator having identical four springs has time period
A)
\[T=2\pi \sqrt{\frac{m}{4k}}\]
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B)
\[T=2\pi \sqrt{\frac{m}{2k}}\]
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C)
\[T=2\pi \sqrt{\frac{m}{k}}\]
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D)
\[T=2\pi \sqrt{\frac{2m}{k}}\]
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question_answer 18)
In figure, one car is at rest and velocity of light from head light is c, then velocity of light from head light for the moving car at velocity v, would be
A)
c + v
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B)
c - v
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C)
c x v
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D)
c
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question_answer 19) Which graph represents a state of rest for an object?
A)
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B)
done
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C)
done
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D)
done
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question_answer 20)
Direction of frictional force between wheel of the car and road is
A)
upward
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B)
forward
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C)
backward
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D)
downward
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question_answer 21) For different capillaries of radius r, the condition of liquid rise (h) to surface tension is
A)
rh = constant
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B)
\[\frac{h}{r}=\] constant
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C)
h + r = constant
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D)
h - r = constant
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question_answer 22) Which circuit will not show current in ammeter?
A)
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B)
done
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C)
done
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D)
done
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question_answer 23) The ratio between Bohr radii are
A)
1 : 2 : 3
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B)
2 : 4 : 6
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C)
1 : 4 : 9
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D)
1 : 3 : 5
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question_answer 24) If half-life of a radio isotope is 2 s and number of atoms are only 4, then after one half-life remaining (without decay) atoms are probably
A)
1
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B)
2
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C)
3
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D)
All of these
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question_answer 25) \[\frac{h}{2\pi }\] is the dimension of
A)
velocity
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B)
momentum
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C)
energy
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D)
angular momentum
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question_answer 26) Which of the following has high pitch in their sound?
A)
lion
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B)
Mosquito
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C)
Man
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D)
Woman
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question_answer 27) Geostationary satellite
A)
falls with g towards the earth
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B)
has period of 24 h
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C)
has equatorial orbit
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D)
All of the above
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question_answer 28) The potential on the hollow sphere of radius 1 m is 1000 V, then potential at \[\frac{1}{4}\] m from the centre of the sphere is
A)
1000 V
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B)
500V
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C)
250V
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D)
Zero
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question_answer 29) Electric field (E) and current density (J) have relation
A)
\[E\alpha {{J}^{-1}}\]
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B)
\[E\alpha J\]
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C)
\[E\alpha \frac{1}{{{J}^{2}}}\]
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D)
\[{{E}^{2}}\alpha \frac{1}{J}\]
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question_answer 30) Time constant of LC circuit is
A)
\[\frac{1}{2\pi LC}\]
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B)
\[\frac{1}{2\pi {{L}^{2}}{{C}^{3}}}\]
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C)
\[\frac{LC}{2\pi }\]
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D)
\[2\pi \sqrt{LC}\]
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question_answer 31) The value of Planck energy is
A)
\[\frac{nhc}{\lambda }\]
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B)
\[nh\lambda \]
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C)
\[nhc\lambda \]
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D)
\[\frac{nh\lambda }{c}\]
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question_answer 32)
A body A moves with constant velocity on a straight line path tangential to the earths surface. Another body thrown vertically upwards, it goes to a height and falls back on earth, A third body C is projected to an angle and follows a parabolic path as shown in figure. The bodies whose angular momentum relative to the centre of the earth is conserved are
A)
B only
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B)
B and C
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C)
A, B. C
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D)
done
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question_answer 33) Which unit is not for length?
A)
Parsec
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B)
Light year
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C)
Angstrom
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D)
Nano
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question_answer 34) Which one is angular resolution fundamental quantity?
A)
Length
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B)
Time
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C)
Radian
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D)
Angle
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question_answer 35) Three masses of 2 kg, 4 kg and 4 kg are placed at the three points (1, 0, 0), (1, 1, 0) and (0. 1, 0) respectively. The position vector of its centre of mass is
A)
\[\frac{3}{5}\mathbf{\hat{i}}+\frac{4}{5}\mathbf{\hat{j}}\]
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B)
\[(3\mathbf{\hat{i}}+\mathbf{\hat{j}})\]
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C)
\[\frac{2}{5}\mathbf{\hat{i}}+\frac{4}{5}\mathbf{\hat{j}}\]
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D)
\[\frac{1}{5}\mathbf{\hat{i}}+\frac{3}{5}\mathbf{\hat{j}}\]
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question_answer 36) Let A = light obtained by stimulated emission and B = light obtained by spontaneous mission, then
A)
A is incoherent. B is incoherent
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B)
A is incoherent, B is coherent
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C)
A is coherent, B is coherent
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D)
A, is coherent, B is incoherent
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question_answer 37)
Irreducible area abed in figure is
A)
work
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B)
planck constant
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C)
joule
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D)
charge
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question_answer 38) For which of the following processes is the entropy change zero?
A)
Isobaric
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B)
Isothermal
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C)
Adiabaric
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D)
None of these
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question_answer 39) If absolute zero is \[-273.15\text{ }{}^\circ C\] on Celsiusremperature scale, then the absolute zero on the Fahrenheit scale is
A)
\[-273.15\text{ }{}^\circ F\]
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B)
\[-453.15\text{ }{}^\circ F\]
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C)
\[-459.67\text{ }{}^\circ F\]
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D)
\[-491.67\text{ }{}^\circ F\]
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question_answer 40) The average binding energy per nucleon is maximum for the nucleus
A)
\[_{2}H{{e}^{4}}\]
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B)
\[_{2}{{O}^{16}}\]
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C)
\[_{26}F{{e}^{56}}\]
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D)
\[_{92}{{U}^{238}}\]
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question_answer 41) If an\[\alpha \]-partic Topmasts m, charge q anal velocity v is incident on a nucleus of charge Q and mass m, then the distance of closest approach is
A)
\[\frac{Qq}{4\pi {{\varepsilon }_{0}}{{m}^{2}}{{v}^{2}}}\]
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B)
\[\frac{Qq}{4\pi {{\varepsilon }_{0}}m{{v}^{2}}}\]
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C)
\[\frac{Qqm{{v}^{2}}}{2}\]
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D)
\[\frac{Qq}{m{{v}^{2}}}\]
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question_answer 42) The de-Broglie wavelength of a particle with mass m and kinetic energy K is
A)
\[\frac{h}{\sqrt{2mk}}\]
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B)
\[\frac{h}{k}\]
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C)
\[\frac{hk}{2mc}\]
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D)
\[\frac{hc}{2mk}\]
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question_answer 43) Momentum of photon is
A)
\[\frac{hv}{{{c}^{2}}}\]
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B)
\[\frac{hv}{{{c}^{3}}}\]
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C)
\[\frac{hv}{c}\]
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D)
\[\frac{h}{c}\]
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question_answer 44) Following process is known as \[hv\to {{e}^{+}}+{{e}^{-}}\]
A)
Pair production
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B)
Photoelectric effect
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C)
Compton effect
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D)
Zeeman effect
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question_answer 45) Choose the correct statement.
A)
Photoelectric effect can take place from bound electron
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B)
Photoelectric effect can take place from free electron
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C)
Photoelectric effect can take place from bounded or free electron
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D)
Nothing can be said
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question_answer 46) Formula for true force is
A)
\[F=ma\]
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B)
\[F=\frac{mdv}{dt}\]
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C)
\[F=\frac{mv}{dt}\]
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D)
\[F=\frac{m{{d}^{2}}x}{d{{t}^{2}}}\]
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question_answer 47)
A child swings sitting and standing insides wing as shown in figure, then period of oscillations have the relation
A)
\[{{(T)}_{Sitting}}={{(T)}_{S\tan ding}}\]
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B)
\[{{(T)}_{Sitting}}>{{(T)}_{S\tan ding}}\]
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C)
\[{{(T)}_{Sitting}}<{{(T)}_{S\tan ding}}\]
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D)
\[2{{(T)}_{Sitting}}={{(T)}_{S\tan ding}}\]
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question_answer 48) Which activity is not based upon friction?
A)
Writing
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B)
Speaking
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C)
Hearing
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D)
Walking
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question_answer 49) The maximum time period of any simple pendulum on the earth is
A)
180.5 min
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B)
100 min
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C)
90.5 min
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D)
84.5 min
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question_answer 50) The mathematical equation for magnetic field lines of force is
A)
\[\vec{\Delta }.\mathbf{\vec{B}}=0\]
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B)
\[\vec{\Delta }.\mathbf{\vec{B}}\ne 0\]
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C)
\[\vec{\Delta }.\mathbf{\vec{B}}>0\]
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D)
\[\vec{\Delta }.\mathbf{\vec{B}}<0\]
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question_answer 51) For a reaction, \[2S{{O}_{2}}(g)+{{O}_{2}}(g)\rightleftharpoons 2S{{O}_{3}}(g);\]\[\Delta H=-188.3kJ\] the number of moles of \[S{{O}_{3}}\] formed is increased if
A)
temperature is increased at constant volume
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B)
inert gas is added to the mixture
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C)
\[{{O}_{2}}\] is removed from the mixture
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D)
volume of the reaction flask is decreased
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question_answer 52) For a first order reaction, \[A\xrightarrow[{}]{}\] Products, the half-life is 100s. The rate constant of the reaction is
A)
\[6.9\times {{10}^{-2}}{{s}^{-1}}\]
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B)
\[6.93\times {{10}^{-4}}{{s}^{-1}}\]
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C)
\[6.93\times {{10}^{-3}}{{s}^{-1}}\]
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D)
\[6.93\times {{10}^{-1}}{{s}^{-1}}\]
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question_answer 53) The rate of a gaseous reaction triples when temperature is increased by \[{{10}^{o}}C\] from \[{{25}^{o}}C\]. The energy of activation of the reaction (in \[kJ\,\,mo{{l}^{-1}}\]) will be
A)
\[40\]
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B)
\[70\]
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C)
\[83.8\]
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D)
\[200\]
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question_answer 54) The substance which does not show sharp melting point is
A)
\[KCl\]
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B)
glass
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C)
ice
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D)
diamond
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question_answer 55) The total number of Brava is lattice in a crystal is
A)
7
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B)
14
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C)
230
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D)
32
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question_answer 56) Two moles of an ideal gas expand spontaneously into vacuum. The work done is
A)
2J
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B)
4J
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C)
zero
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D)
infinity
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question_answer 57) The heat change at constant volume \[({{q}_{v}})\] is equal to
A)
\[\Delta E\]
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B)
\[\Delta H\]
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C)
RT
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D)
\[\Delta G\]
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question_answer 58) For a gaseous reaction at 300 K, \[\Delta H-\Delta E=-\text{ }4.98\text{ }kJ\], assuming that \[R=8.3J\,{{K}^{-1}}\,mo{{l}^{-1}},\,\Delta {{n}_{(g)}}\] is
A)
\[1\]
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B)
\[2\]
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C)
\[-2\]
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D)
\[0\]
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question_answer 59) The pH of a solution is 4. Its \[[{{H}^{+}}]\] is
A)
\[4M\]
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B)
\[{{10}^{4}}M\]
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C)
\[{{10}^{-4}}M\]
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D)
\[{{10}^{-1}}M\]
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question_answer 60) The bonds present in \[{{N}_{2}}{{O}_{5}}\] are
A)
only covalent
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B)
only ionic
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C)
covalent and coordinate
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D)
covalent and ionic
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question_answer 61) The isotonic solutions have
A)
the same freezing point
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B)
the same boiling point
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C)
the same surface tension
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D)
the same osmotic pressure
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question_answer 62) The radioactive series whose end product is \[_{83}^{209}Bi\] is
A)
Thorium series
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B)
Fourier series
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C)
Actinium series
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D)
Neptunium series
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question_answer 63) \[_{6}^{13}C\] and \[_{7}^{14}N\] are the
A)
isotopes
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B)
isotones
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C)
isobars
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D)
isosters
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question_answer 64) Electron affinity is positive when
A)
\[{{O}^{-}}\] is formed from \[O\]
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B)
\[{{O}^{2-}}\] is formed from \[{{O}^{-}}\]
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C)
\[{{O}^{+}}\] is formed from \[O\]
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D)
\[{{O}^{3-}}\] is formed from \[{{O}^{-}}\]
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question_answer 65) Which of the following sets has all the coloured ions?
A)
\[C{{u}^{+}},C{{u}^{2+}},N{{i}^{2+}}\]
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B)
\[C{{u}^{2+}},C{{o}^{2+}},S{{c}^{3+}}\]
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C)
\[C{{u}^{2+}},F{{e}^{2+}},C{{o}^{2+}}\]
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D)
\[N{{a}^{+}},M{{g}^{2+}},A{{l}^{3+}}\]
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question_answer 66) Which of the following ions has the smallest radius?
A)
\[T{{i}^{2+}}\]
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B)
\[N{{i}^{2+}}\]
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C)
\[P{{t}^{2+}}\]
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D)
\[Z{{r}^{2+}}\]
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question_answer 67) Maximum oxidation state is shown by
A)
\[Os\]
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B)
\[Mn\]
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C)
\[Co\]
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D)
\[Cr\]
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question_answer 68) Maximum magnetic moment is shown by
A)
\[{{d}^{5}}\]
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B)
\[{{d}^{6}}\]
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C)
\[{{d}^{7}}\]
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D)
\[{{d}^{8}}\]
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question_answer 69) Iron obtained from blast furnace is
A)
wrought iron
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B)
cast iron
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C)
pig iron
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D)
steel
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question_answer 70) Which of the following does not contain Mg?
A)
Magnetite
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B)
Asbestos
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C)
Magnesite
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D)
Camallite
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question_answer 71) Carborundum is
A)
\[Ca{{C}_{2}}\]
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B)
\[CaC{{O}_{3}}\]
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C)
\[F{{e}_{3}}C\]
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D)
\[SiC\]
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question_answer 72) Inorganic benzene is
A)
\[{{B}_{2}}{{H}_{6}}\]
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B)
\[{{B}_{3}}{{N}_{3}}{{H}_{6}}\]
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C)
\[{{B}_{3}}{{O}_{3}}{{H}_{6}}\]
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D)
\[{{(B{{H}_{3}})}_{3}}\]
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question_answer 73) The molar concentration of 32 g of oxygen in 10 L is
A)
\[3.2MOl\,{{L}^{-1}}\]
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B)
\[3.2g{{L}^{-1}}\]
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C)
\[1.00\,mol\,{{L}^{-1}}\]
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D)
\[0.10\,mol\,{{L}^{-1}}\]
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question_answer 74) The laughing gas is
A)
nitrous oxide
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B)
nitrogen trioxide
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C)
nitric oxide
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D)
nitrogen pentaoxide
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question_answer 75) Which of the following compounds has highest boiling point?
A)
n-hexane
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B)
n-pentane
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C)
2-methyl butane
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D)
2, 2-dimethyl propane
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question_answer 76) The reaction,\[C{{H}_{3}}C{{H}_{2}}Cl\xrightarrow[(ii)\,\,CuI]{(i)\,Li}\xrightarrow{C{{H}_{3}}C{{H}_{2}}Cl}\] n-butane is known as
A)
Wurtz synthesis
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B)
Corey-House synthesis
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C)
Kolbe synthesis
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D)
Friedel-Crafts synthesis
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question_answer 77) The total number of isomers of \[{{C}_{4}}{{H}_{10}}O\] will be
A)
4
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B)
5
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C)
6
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D)
7
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question_answer 78)
lUPAC name is
A)
2, 4-butan-di-one
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B)
ethanoic anhydride
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C)
ethoxy ethanone
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D)
acetic anhydride
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question_answer 79) Dyes are generally obtained from the substances obtained from
A)
petroleum products
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B)
coal-tar
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C)
gasoline
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D)
water gas
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question_answer 80) \[2{{C}_{6}}{{H}_{5}}CHO\xrightarrow{NaOH}{{C}_{6}}{{H}_{5}}C{{H}_{2}}OH+{{C}_{6}}{{H}_{5}}COONa\]The same reaction can take place with which of the following aldehydes?
A)
\[C{{H}_{3}}CHO\]
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B)
\[C{{H}_{3}}C{{H}_{2}}CHO\]
done
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C)
\[{{(C{{H}_{3}})}_{3}}CCHO\]
done
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D)
\[{{(C{{H}_{3}})}_{2}}CHCHO\]
done
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question_answer 81) Among the following compounds/the strongest acid is
A)
\[CH\equiv CH\]
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B)
\[{{C}_{6}}{{H}_{6}}\]
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C)
\[{{C}_{2}}{{H}_{6}}\]
done
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D)
\[C{{H}_{3}}OH\]
done
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question_answer 82) Which of the following compounds will react with ethanolic KCN?
A)
Ethyl chloride
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B)
Acetyl chloride
done
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C)
Benzaldehyde
done
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D)
Chlorobenzene
done
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question_answer 83) Ethylamine can be prepared by the action of bromine and caustic potash on
A)
acetamide
done
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B)
propionamide
done
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C)
formamide
done
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D)
methyl cyanide
done
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question_answer 84) Tonics in general contain
A)
ether
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B)
methanol
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C)
ethanol
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D)
rectified spirit
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question_answer 85) Acetone will be obtained by the ozonolysis of
A)
1-butene
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B)
2-butene
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C)
150-butene
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D)
2-butyne
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question_answer 86) Fog is an example of colloidal system of
A)
liquid dispersed in a liquid
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B)
liquid dispersed in a gas
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C)
gas dispersed in a liquid
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D)
solid dispersed in a solid
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question_answer 87) An emulsion is a colloidal solution of one of the following dispersed in another liquid.
A)
solid
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B)
liquid
done
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C)
gas
done
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D)
medium
done
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question_answer 88) One Faraday is equal to
A)
\[96.500C\]
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B)
\[9650C\]
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C)
\[965.0C\]
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D)
\[96500C\]
done
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question_answer 89)
What is \[\Delta {{G}^{o}}\] at \[298K\] for the reaction, \[+2{{H}_{2}}O(l)+C{{d}^{2+}}(aq)\]?
A)
\[-271\,kJ\]
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B)
\[1.403J\]
done
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C)
\[-135kJ\]
done
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D)
\[-115kJ\]
done
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question_answer 90) Which of the following shows a metal being oxidised?
A)
\[2Na+2{{H}_{2}}O\xrightarrow{{}}2NaOH+{{H}_{2}}\]
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B)
\[Cu\xrightarrow{{}}C{{u}^{2+}}+2{{e}^{-}}\]
done
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C)
\[C{{u}^{2+}}+2{{e}^{-}}\xrightarrow{{}}Cu\]
done
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D)
Both (a) and (b)
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question_answer 91) The site of oxidation in an electrochemical cell is
A)
the anode
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B)
the cathode
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C)
the electrode
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D)
reference electrode
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question_answer 92) Which metal is used as a coating on steel to prevent corrosion?
A)
\[Na\]
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B)
\[Ca\]
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C)
\[K\]
done
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D)
\[-Zn\]
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question_answer 93) Hydrolysis of the salt of a strong acid and weak base will
A)
increase with increase in temperature
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B)
decrease with increase in temperature
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C)
remains unaffected with change in temperature
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D)
remains unaffected with change in concentration of the salt
done
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question_answer 94) Dissociation constant of a weak acid is decreased by
A)
addition of a strong acid
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B)
addition of a salt of the above weak acid
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C)
decreasing temperature
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D)
dilution of the solution
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question_answer 95) \[-\frac{e}{m}\] ratio was determined by
A)
J. J. Thomson
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B)
Dalton
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C)
Chadwick
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D)
Goldstein
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question_answer 96) Which orbital gives an electron the greatest probability of being found close to the nucleus?
A)
\[3p\]
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B)
\[3d\]
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C)
\[3s\]
done
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D)
Equal
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question_answer 97) Which of the following catalyst is used during the hydrogenation of oil?
A)
\[Fe\]
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B)
\[Ni\]
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C)
\[Mo\]
done
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D)
\[\operatorname{Pt}\]
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question_answer 98) Molarity of \[{{H}_{2}}S{{O}_{4}}\] is 18 M. Its density is 1.8 g/mL. Hence, molality is
A)
36
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B)
200
done
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C)
500
done
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D)
18
done
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question_answer 99) The radical can be identified by borax bead test is
A)
\[M{{g}^{2+}}\]
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B)
\[C{{a}^{2+}}\]
done
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C)
\[C{{u}^{+}}\]
done
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D)
\[C{{u}^{2+}}\]
done
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question_answer 100) Which give (s) yellow precipitate with \[{{K}_{2}}Cr{{O}_{4}}\]?
A)
\[B{{a}^{2+}}\]
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B)
\[C{{d}^{2+}}\]
done
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C)
\[C{{a}^{2+}}\]
done
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D)
\[S{{r}^{2+}}\]
done
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question_answer 101) Which shows polymorphism?
A)
Physalia
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B)
Trypanosoma
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C)
Termite
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D)
Alt of these
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question_answer 102) Secondary radial symmetry is found in
A)
Cnidaria
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B)
Jellyfish
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C)
Echinodermata
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D)
Hemichordata
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question_answer 103) Basic unit of classification is
A)
genus
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B)
species
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C)
order
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D)
dass
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question_answer 104) Connecting link between Annelida and Molluscs is
A)
Peripanis
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B)
Lepidosiren
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C)
Neopilina
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D)
Protopterus
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question_answer 105) Select incorrect pair
A)
Porifera - chuanocytes
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B)
Coelenterata - nematocysts
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C)
Annelida - segmentation
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D)
Monera - eukaryote
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question_answer 106) Bilateral symmetry, metameric segmentation, coelom and open circulatory are the features of
A)
Annelida
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B)
Anhropoda
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C)
Mollusca
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D)
Echinodermata
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question_answer 107) Ancestor of man who first stood erect was
A)
Australopithecus
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B)
Cro-Magnon
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C)
Java-ape man
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D)
Peking man
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question_answer 108) Core zone, buffer zone and manipulation zone are found in
A)
national park
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B)
sanctuary
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C)
tiger reserve
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D)
biosphere reserve
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question_answer 109) Which insecticide is more hazardous to human health?
A)
Rotenone
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B)
Pyrethrum
done
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C)
DDT
done
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D)
Humulin
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question_answer 110) Universal donor is
A)
\[OR{{h}^{+}}\]
done
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B)
\[OR{{h}^{-}}\]
done
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C)
\[AB\text{ }R{{h}^{+}}\]
done
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D)
\[~AB\text{ }R{{h}^{-}}\]
done
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question_answer 111) One of these \[i\$\] not concerned with wild-life conservation
A)
IVF
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B)
IUCN
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C)
WWF
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D)
IBWL
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question_answer 112) Largest tiger population is found in
A)
Sunderban national park
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B)
Corbett national park
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C)
Ranthambhor national park
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D)
Kanha national park
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View Answer play_arrow
question_answer 113) 13. Genetic material found in Human Immunodeficiency Virus (HP/) is
A)
double stranded RNA
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B)
single stranded RNA
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C)
double stranded DNA
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D)
single stranded DNA
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View Answer play_arrow
question_answer 114) Gigantism and acromegaly are due to
A)
hypothyroidism
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B)
hyperthyroidism
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C)
hypopitukarism
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D)
hyperpituitarism
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question_answer 115) If a child is of O blood group and his father is of B blood group, the genotype of father is
A)
\[I{}^\circ I{}^\circ \]
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B)
\[{{I}^{A}}{{I}^{B}}\]
done
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C)
\[I{}^\circ \text{ }{{I}^{B}}\]
done
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D)
\[I{}^\circ {{I}^{A}}\]
done
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question_answer 116) Spenna to genesis is under the regulatory influence of
A)
ADH
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B)
FSH
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C)
LH
done
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D)
STH
done
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question_answer 117) Which of the following can be controlled by using biopesticides?
A)
Insects
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B)
Diseases
done
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C)
Weeds
done
clear
D)
All of these
done
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View Answer play_arrow
question_answer 118) Which hormone is secreted in a woman if pregnancy has occurred ?
A)
Estrogen
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B)
Progesterone
done
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C)
Luteinizing hormone
done
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D)
Chorionic gonadotropin
done
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View Answer play_arrow
question_answer 119) 19. Product of biotechnology is
A)
transgenic crops (GM crops)
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B)
humulin
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C)
bio fertilizer
done
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D)
All of these
done
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View Answer play_arrow
question_answer 120) 20. Phase common in aerobic and anaerobic respiration is
A)
Krebs cycle
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B)
glycolysis
done
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C)
glycogenolysis
done
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D)
ETS
done
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question_answer 121) 21. Oxyntic cells secrete
A)
HCI
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B)
trypsin
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C)
NaOH
done
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D)
pepsinogen
done
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question_answer 122) 22. Menstruation is due to sudden
A)
reduction of FSH
done
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B)
increase of LH
done
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C)
reduction in estrogen and progesterone
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D)
None of these
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question_answer 123) 23. Correctly matched set of phylum, dass and example
A)
Protozoa-Mastigophora-Entamoeba
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B)
Mollusca-Bivalvia-Pinctata
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C)
Arthropoda-Diplopoda-Scolopendra
done
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D)
Chordata-Cyclostomata-P/irynosoma
done
clear
View Answer play_arrow
question_answer 124) 24. Urea synthesis occurs in
A)
kidney
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B)
liver
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C)
brain
done
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D)
muscles
done
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question_answer 125) 25. Which is common to kidney and skeleton in mammals?
A)
Conex
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B)
Medulla
done
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C)
Pelvis
done
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D)
Radius
done
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question_answer 126) 26. Which is regarded as urinary bladder of embryo?
A)
Amnion
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B)
Allantois
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C)
Chorion
done
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D)
Yolk sac
done
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question_answer 127) 27. Deficiency of vitamin \[{{B}_{2}}\] causes
A)
cheilosis
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B)
thalassemia
done
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C)
beri-beri
done
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D)
pernicious anaemia
done
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question_answer 128) 28. Blood is a kind of
A)
areolar tissue
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B)
connective tissue
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C)
fluid connective tissue
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D)
reticular connective tissue
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question_answer 129) 29. Which of these is used to control human population?
A)
Estrogen + progesterone
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B)
IUCD and MTP
done
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C)
Tubectomy and vasectomy
done
clear
D)
All of these
done
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View Answer play_arrow
question_answer 130) 30. Addiction to alcohol causes
A)
cirrhosis
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B)
epilepsy
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C)
neurosis
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D)
psychosis
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question_answer 131) 31. The most primitive vertebrates are
A)
ostracoderms
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B)
cephalochordates
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C)
placoderms
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D)
cyclostomes
done
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question_answer 132) 32. Change in the number of body parts is called
A)
continuous variation
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B)
discontinuous variation
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C)
meristic variation
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D)
substantive variation
done
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question_answer 133) 33. Which has an additional X chromosome?
A)
Turners syndrome
done
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B)
Klinefelters syndrome
done
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C)
Super female
done
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D)
Downs syndrome
done
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question_answer 134) 34. Origin of life occurred in
A)
Precambrian
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B)
Coenozoic
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C)
Palaeozoic
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D)
Mesozoic
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question_answer 135) 35. Branch of zoology dealing with the study of fishes is called
A)
Aithrology
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B)
Ichthyology
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C)
Saurology
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D)
Herpetology
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question_answer 136) 36. Theory of continuity of germplasm was propounded by
A)
Mendel
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B)
Lamarck
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C)
Weismann
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D)
Haeckel
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question_answer 137) 37. Who discovered oocysts in the stomach of female Anopheles ?
A)
Ronald Ross
done
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B)
Charles Lavem
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C)
Golgi
done
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D)
Lamble
done
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question_answer 138) 38. Epimysium, perimysium and endomysium are found in
A)
nerve
done
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B)
blood vessel
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C)
striated muscle
done
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D)
uterus
done
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question_answer 139) 39. Endothelium is made up of
A)
squamous cells
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B)
cuboidal cells
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C)
columnar cells
done
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D)
stratified epithelium
done
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question_answer 140) 40. Bipolar neurons occur in
A)
vertebrate embryos
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B)
redna of eye
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C)
brain and spinal cord
done
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D)
skeletal muscles
done
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question_answer 141) 41. Glissons capsules are found, in which organ of mammals ?
A)
Stomach
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B)
Kidney
done
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C)
Testfs
done
clear
D)
Liver
done
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View Answer play_arrow
question_answer 142) 42. Production of glucose from amino acids, fatty acids and glycerol is called
A)
glycogenesis
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B)
gluconeogenesis
done
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C)
glycogenolysis
done
clear
D)
glycolysis
done
clear
View Answer play_arrow
question_answer 143) 43. Which is called Hamburger shift?
A)
Hydrogen shift
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B)
Bicarbonate shift
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C)
Chloride shift
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D)
Sodium shift
done
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question_answer 144) 44. Papillary muscles are found in mammalian
A)
auricles
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B)
ventricles
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C)
pinna
done
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D)
eyes
done
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question_answer 145) 45. Which foramen is paired in mammalian brain?
A)
Foramen of Luschka
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B)
Foramen of Magendie
done
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C)
Foramen of Monro
done
clear
D)
Inter-ventricular foramen
done
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question_answer 146) 46. Corpus luteum produces
A)
progesterone
done
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B)
estrogen
done
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C)
luteotropin hormone
done
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D)
luteinizing hormone
done
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View Answer play_arrow
question_answer 147) 47. Axis vertebra is identified by
A)
sigmoid notch
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B)
deltoid ridge
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C)
odontoid process
done
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D)
centrum
done
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question_answer 148) 48. Which is thickened to form organ of Corti ?
A)
Reissners membrane
done
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B)
Basilar membrane
done
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C)
Tectorial membrane
done
clear
D)
All of the above
done
clear
View Answer play_arrow
question_answer 149) 49. Which stage of silkworm secretes silk?
A)
Adult
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B)
Larva
done
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C)
Cocoon
done
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D)
Pupa
done
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question_answer 150) 50. Real product of apiculture is
A)
honey
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B)
bee wax
done
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C)
Both (a) and (b)
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D)
None of these
done
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View Answer play_arrow
question_answer 151) Who coined the term gene?
A)
Johanssen
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B)
Watson
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C)
Morgan
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D)
Williamson
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question_answer 152) Protein coat of a virus enclosing nucleic acid is called
A)
plasmid
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B)
capsid
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C)
vector
done
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D)
genome
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question_answer 153) Highest number of antibiotics are produced by
A)
Bacillus
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B)
Penicillium
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C)
Streptomyces
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D)
Cephalosporium
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question_answer 154) Which of the following is stained using carmine?
A)
Bacteria
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B)
Diatoms
done
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C)
Chromosomes
done
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D)
Viruses
done
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question_answer 155) A mature pollen grain of Pinus has
A)
2 cells
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B)
3 cells
done
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C)
4 cells
done
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D)
5 cells
done
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question_answer 156) Polyploidy can be induced by the application of
A)
auxin
done
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B)
kinetin
done
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C)
colchicine
done
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D)
ethylene
done
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question_answer 157) Quantasomes are present in
A)
chloroplast
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B)
n-iitochondria
done
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C)
Golgi body
done
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D)
lysosome
done
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question_answer 158) In mitochondria, enzyme cytochrome oxidase is present in
A)
outer membrane
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B)
per mitochondrial space
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C)
inner membrane
done
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D)
matrix
done
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question_answer 159) Which of the following bio-engineered bacteria is utilized for cleaning of marine oil slicks?
A)
Escherichia coli
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B)
Pseudomonas syringae
done
clear
C)
Pseudomonas pufida
done
clear
D)
Rhizoctonia solani
done
clear
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question_answer 160) Green potatoes are toxic due to
A)
phytoaiexins
done
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B)
solanin
done
clear
C)
triazine
done
clear
D)
hormones
done
clear
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question_answer 161) Cells obtained from cancerous tumours are known as
A)
hybridomas
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B)
myelomas
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C)
lymphocytes
done
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D)
monoclonal cells
done
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question_answer 162) The plant of Triricum aestivum is
A)
haploid
done
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B)
diploid
done
clear
C)
tetraploid
done
clear
D)
hexaploid
done
clear
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question_answer 163) Which of the following is a total root parasite?
A)
Cuscuta
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B)
Rafflesia
done
clear
C)
Santalum
done
clear
D)
Monofrapa
done
clear
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question_answer 164) Which of the following tissues consist of living cells?
A)
Vessels
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B)
Tracheids
done
clear
C)
Companion cell
done
clear
D)
Sderenchyma
done
clear
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question_answer 165) Which is a useful product of epidermal origin?
A)
Saffron
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B)
Cotton fibres
done
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C)
Clove
done
clear
D)
Jute
done
clear
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question_answer 166) Fern spores are usually
A)
haploid
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B)
diploid
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C)
triploid
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D)
tetraploid
done
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question_answer 167) When pollen tube enters through micropyle, the process is called
A)
porogamy
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B)
chalazogamy
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C)
mesogamy
done
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D)
apogamy
done
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question_answer 168) Outer wall of pollen grain is made up of
A)
cellulose
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B)
sporopollenin
done
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C)
pectocellulose
done
clear
D)
lignin
done
clear
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question_answer 169) Nucleotides are formed by
A)
purine, sugar and phosphate
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B)
purine, pyrimidine and phosphate
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C)
purine, pyrimidine, sugar and phosphate
done
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D)
pyrimidine, sugar and phosphate
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question_answer 170) DNA replication occurs in
A)
\[{{\text{G}}_{\text{1}}}\text{-}\]phase
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B)
S-phase
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C)
\[{{\text{G}}_{2}}\text{-}\]phase
done
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D)
M-phase
done
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question_answer 171) Which of the following plant cells is not surrounded by a cell wall?
A)
Root hair cell
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B)
Stem hair cell
done
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C)
Gamete cell
done
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D)
Bacterial cell
done
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question_answer 172) Which of the following cell organelles stores hydrolytic enzymes?
A)
Centriole
done
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B)
Lysosome
done
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C)
Chromoplast
done
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D)
Chloroplast
done
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question_answer 173) A monocarpic plant is one, which
A)
has only one carpel
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B)
flowers once in a life-time
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C)
produces only one seed
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D)
produces only one fruit
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question_answer 174) AIDS virus contains
A)
RNA with protein
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B)
DNA with protein
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C)
DNA without protein
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D)
DNA only
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question_answer 175) Calyptra develops from
A)
venter wall of archegonium
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B)
outgrowth of gametophyte
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C)
neck wall of archegonium
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D)
paraphysis of the archegonial branch
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question_answer 176) Protonema is the stage in the life-cycle of
A)
Cycas
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B)
Funaria
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C)
Selagmella
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D)
Mucor
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question_answer 177) A fern differs from a moss in having
A)
swimming archegonia
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B)
swimming antherozoids
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C)
independent gametophytes
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D)
independent sporophytcs
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question_answer 178) Female cone of Pinus is a
A)
modified needles
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B)
modified long shoot
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C)
modified dwarf shoot
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D)
modified scale
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question_answer 179) Development of an embryo without fertilization is called as.
A)
apomixes
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B)
polyembryony
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C)
parthenocarpy
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D)
parthenogenesis
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question_answer 180) Which of the following floral parts form pericarp after fertilization ?
A)
Nucellus
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B)
Outer integument
done
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C)
Ovary wall
done
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D)
Inner integument
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question_answer 181) Prothallus of the fem produces
A)
spores
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B)
gametes
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C)
Both (a) and (b)
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D)
cones
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question_answer 182) Which of the following cell organelles is associated with photorespirarion ?
A)
Mitochondria
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B)
Peroxysome
done
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C)
Chloroplast
done
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D)
All of these
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question_answer 183) The thickness of unit membrane is
A)
\[20\overset{\text{o}}{\mathop{\text{A}}}\,\]
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B)
\[35\overset{\text{o}}{\mathop{\text{A}}}\,\]
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C)
\[55\overset{\text{o}}{\mathop{\text{A}}}\,\]
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D)
\[75\overset{\text{o}}{\mathop{\text{A}}}\,\]
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question_answer 184) Chromosomes are arranged along the equator during
A)
prophase
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B)
metaphase
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C)
anaphase
done
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D)
telophase
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question_answer 185) Width of the DNA molecule is
A)
\[15\overset{\text{o}}{\mathop{\text{A}}}\,\]
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B)
\[20\overset{\text{o}}{\mathop{\text{A}}}\,\]
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C)
\[25\overset{\text{o}}{\mathop{\text{A}}}\,\]
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D)
\[34\overset{\text{o}}{\mathop{\text{A}}}\,\]
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question_answer 186) In gymnosperms, the ovule is naked because
A)
ovary wall is absent
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B)
integuments are absent
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C)
perianth is absent
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D)
nucellus is absent
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question_answer 187) In Funana capsule, dispersal of spores takes place through
A)
peristomial teeth
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B)
annulus
done
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C)
calyptra
done
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D)
operculum
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question_answer 188) Crossing over occurs during
A)
leptotene
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B)
diplotene
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C)
pachytene
done
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D)
zygotene
done
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question_answer 189) Genes are made up of
A)
histones
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B)
hydrocarbons
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C)
polynucleotides
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D)
lipoproieins
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question_answer 190) The site of photosynthesis in blue-green algae is
A)
chromatophores
done
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B)
mitochondria
done
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C)
chloroplast
done
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D)
root hair
done
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question_answer 191) Viral infection is usually absent in
A)
phloem cells
done
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B)
xylem cells
done
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C)
pith cells
done
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D)
apical meristem
done
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question_answer 192) Clamp connections are found in
A)
Phycomycetes
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B)
Ascomycetes
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C)
Basidiomycetes
done
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D)
Deuteromycetes
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question_answer 193) Which of the following characters is related with telophase ?
A)
Formation of nuclear membrane
done
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B)
Formation of nucleolus
done
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C)
Elongation of chromosome
done
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D)
Formation of two daughter nuclei
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question_answer 194) In case of incomplete dominance, what will be the phenotypic ratio of \[{{F}_{2}}\]generation?
A)
3 : 1
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B)
1 : 2 : 1
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C)
1 : 1 :1: 1
done
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D)
2 : 2
done
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question_answer 195) Which of the following does not contain DNA?
A)
Mitochondria
done
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B)
Chloroplast
done
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C)
Peroxysome
done
clear
D)
Nucleus
done
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question_answer 196) Genes exhibiting multiple effects are known as
A)
complementary genes
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B)
pleiotropic genes
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C)
cistrons
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D)
pseudogenes
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question_answer 197) Who coined the term cistron?
A)
Muller
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B)
Benzer
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C)
Khorana
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D)
Sutton
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question_answer 198) Which of the following is responsible for the origin of lysosome?
A)
Chloroplast
done
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B)
Mitochondria
done
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C)
Golgi body
done
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D)
Ribosome
done
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question_answer 199) In Selaynella, trabeculae are the modification of
A)
epidermal cells
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B)
conical cells
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C)
endodermal cells
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D)
pericycle cells
done
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question_answer 200) Tonopiast is a membrane, which surrounds
A)
ribosome
done
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B)
mitochondria
done
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C)
Vacuole
done
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D)
cytoplasm
done
clear
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