The wavelength of \[{{K}_{d}}\] line from element of atomic number 51 is\[\lambda \]. From another element the wavelength of \[{{K}_{d}}\] line is\[4\lambda \]. What is the atomic number of the second element?
A)
25
done
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B)
26
done
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C)
100
done
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D)
99
done
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View Answer play_arrow
Suppose T be mean life of a radioactive sample 75% of the active nuclei present in the sample initially will decay in time:
A)
\[2T\]
done
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B)
\[1/2\,(\log \,2)\,T\]
done
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C)
\[4T\]
done
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D)
\[2\,(\log \,2)\,T\]
done
clear
View Answer play_arrow
The number of turn in primary and secondary turns of a transformer are 1000 and 3000 respectively. If 80V AC is supplied to the primary coil of the transformer, the potential difference per turn of the secondary coil would be:
A)
\[200\,V\]
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B)
\[2400\,V\]
done
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C)
\[0.24\,V\]
done
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D)
\[0.08\,V\]
done
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View Answer play_arrow
Which of the following does not fit into a group?
A)
Electron
done
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B)
Gravitation
done
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C)
Proton
done
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D)
Meson
done
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View Answer play_arrow
Water is cooled to form ice, if mass energy equivalence is taken into account this should cause the mass of water to:
A)
Increase
done
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B)
Decrease
done
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C)
Remain unchanged
done
clear
D)
First increase then decrease
done
clear
View Answer play_arrow
An electromagnetic pulse of energy \[3\times {{10}^{-2}}\] Joule when incident on a perfectly reflecting mirror produces an impulse of:
A)
\[3\times {{10}^{-10}}kg\,\,m{{s}^{-1}}\]
done
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B)
\[{{10}^{-10}}kg\,\,m{{s}^{-1}}\]
done
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C)
\[8\times {{10}^{-10}}kg\,\,m{{s}^{-1}}\]
done
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D)
\[2\times {{10}^{-10}}kg\,\,m{{s}^{-1}}\]
done
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View Answer play_arrow
Light passes through a glass plate of thickness d and refractive index \[\mu \]. For small angle of incidence \[\theta ,\] the lateral displacement will be:
A)
\[d(\theta )\]
done
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B)
\[d\,(\theta )\,\,(\mu -1)\]
done
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C)
\[d\,(\theta )\,\mu /\mu -1\]
done
clear
D)
\[d\,(\theta )\,\frac{(\mu -1)}{\mu }\]
done
clear
View Answer play_arrow
The intensity of different order maxima is nearly the same in :
A)
Young's double slit experiment
done
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B)
Single slit diffraction pattern
done
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C)
Double slit diffraction pattern
done
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D)
Both (a) and (b)
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View Answer play_arrow
Which of the following function represent a simple harmonic oscillation?
A)
\[\sin \omega t-\cos \omega t\]
done
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B)
\[{{\sin }^{2}}\omega t\]
done
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C)
\[\sin \omega t+\sin 2\,\omega t\]
done
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D)
\[\sin \omega t-\sin 2\,\omega t\]
done
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View Answer play_arrow
In case of linearly polarized light the magnitude of the electric field vector :
A)
Does not change with time
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B)
Varies periodically with time
done
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C)
Increase and decrease linearly with time.
done
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D)
Is parallel to the direction of propagation.
done
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View Answer play_arrow
An electric bulb is rated \[220V,\text{ }60W,\] the electrical resistance is nearly:
A)
\[0.807\,\Omega \]
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B)
\[16\,\Omega \]
done
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C)
\[908\,\Omega \]
done
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D)
\[807\,\Omega \]
done
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View Answer play_arrow
The magnetic materials having negative magnetic susceptibility are!
A)
Non-magnetic
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B)
Para magnetic
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C)
Dia magnetic
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D)
Ferromagnetic
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View Answer play_arrow
A magnet of magnetic moment M is rotated through \[{{360}^{o}}\] in a magnetic field H, the work done is:
A)
\[MH\]
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B)
\[2MH\]
done
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C)
\[27\pi MH\]
done
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D)
zero
done
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View Answer play_arrow
Which of the following diagram shows correct the dispersion of white light by a prism?
A)
done
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B)
done
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C)
done
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D)
done
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View Answer play_arrow
Two nucleons are at a separation of 1 fermi. The net force between them is \[{{f}_{1}}\] if both are neutrons, \[{{f}_{2}}\] if both are protons, and fg if one is a proton and the other is a neutron, then
A)
\[{{f}_{1}}>{{f}_{2}}>{{f}_{3}}\]
done
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B)
\[{{f}_{2}}>{{f}_{1}}>{{f}_{3}}\]
done
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C)
\[{{f}_{1}}={{f}_{3}}>{{f}_{2}}\]
done
clear
D)
\[{{f}_{1}}={{f}_{2}}>{{f}_{3}}\]
done
clear
View Answer play_arrow
AB and CD are along straight conductor distance d apart carrying a current i. The magnetic field on BC due to the current in AB and CD.
A)
is zero at all points
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B)
to zero only at its mide point
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C)
has different magnitudes at different points
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D)
is maximum at its midpoint
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View Answer play_arrow
How does the internal energy change when the ice and wax melt at their normal melting points?
A)
Increase for ice, decrease for wax
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B)
Increase for wax, decrease for ice
done
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C)
Decrease for both ice and wax
done
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D)
Increase for both ice and wax.
done
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View Answer play_arrow
It there were no atmosphere, the earth would have been:
A)
Slightly hot
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B)
Less cold
done
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C)
More hot
done
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D)
Very cold
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View Answer play_arrow
To produce' a minimum reflaction of wavelength near the middle of visible spectrum (555nm) how should a coating of \[mg{{f}_{2}}(\mu =1.8)\] be vacuum coated on a glass surface?
A)
\[{{10}^{-7}}m\]
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B)
\[{{10}^{-6}}m\]
done
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C)
\[{{10}^{-9}}m\]
done
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D)
\[{{10}^{-12}}m\]
done
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View Answer play_arrow
To luminous flux from a 100 watt electric lamp is 6830 lumen. What is the efficiency of the lamp?
A)
1%
done
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B)
5%
done
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C)
10%
done
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D)
50%
done
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View Answer play_arrow
If the length of second pendulum is decreased by 2% how many seconds it will lose per day?
A)
\[1927\text{ }sec.\]
done
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B)
\[2727\text{ }sec.\]
done
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C)
\[2427\text{ }sec.\]
done
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D)
\[864\text{ }sec.\]
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View Answer play_arrow
For a simple pendulum graph between 1 and T will be a:
A)
Hyperbola
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B)
Parabola
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C)
Straight line
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D)
Ellipse
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View Answer play_arrow
The source X of unknown frequency produce 8 beats with a source of 250 Hz and 12 beats with a source of 270 Hz. The frequency of source X will be:
A)
258 Hz
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B)
242 Hz
done
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C)
262 Hz
done
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D)
382 Hz
done
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View Answer play_arrow
Ultrasonic waves are produced by :
A)
Piezoelectric effect
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B)
Peltier effect
done
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C)
Doppler's effect
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D)
Coulamb's effect
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View Answer play_arrow
Sound wave on air cannot be polarized becuase:
A)
Their speed in small
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B)
They require medium
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C)
These are longitudinal
done
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D)
Their speed is temperature dependent.
done
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View Answer play_arrow
Two spheres of radii \[{{R}_{1}}\] and \[{{R}_{2}}\] respectively are charged and joined by a wire. The ratio of electric field of sphere will be:
A)
\[\frac{2R_{2}^{2}}{R_{1}^{2}}\]
done
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B)
\[\frac{R_{1}^{2}}{R_{2}^{2}}\]
done
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C)
\[\frac{{{R}_{2}}}{{{R}_{1}}}\]
done
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D)
\[\frac{{{R}_{1}}}{{{R}_{2}}}\]
done
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View Answer play_arrow
The dielectric constant of metal is:
A)
1
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B)
zero
done
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C)
Infinite
done
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D)
None of these
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View Answer play_arrow
Three different capacitors are connected in series, then :
A)
They will have equal charges
done
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B)
They will have same potential
done
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C)
Both A and B
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D)
None of these
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View Answer play_arrow
Electric field at the centroid of triangle carrying q charge at each corner will be:
A)
\[\sqrt{2kq}\]
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B)
\[\frac{1}{2}.\frac{\sqrt{kq}}{{{r}^{2}}}\]
done
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C)
\[\frac{4kq}{{{r}^{2}}}\]
done
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D)
zero
done
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View Answer play_arrow
An electrical cable of copper has just one wire of radius 9mm. Its resistance is\[5\Omega \]. The single copper wire of the cable is replaced by different well insulated copper wires each of radius 3mm. The total resistance of the cable will now be equal to:
A)
\[7.5\Omega \]
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B)
\[45\,\Omega \]
done
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C)
\[90\,\Omega \]
done
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D)
\[270\,\Omega \]
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View Answer play_arrow
A body rolls down an inclined plane. If its kinetic energy of rotational motion is 40% of kinetic energy of translational motion, then the body is a:
A)
Ring
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B)
Cylinder
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C)
Spherical shell
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D)
Solid sphere
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View Answer play_arrow
A raw egg and a hard boiled egg are made to spin on a table with the same angular speed about the same axis. The ratio of the time taken by the two to step will be:
A)
\[=1\]
done
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B)
\[<1\]
done
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C)
\[>1\]
done
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D)
None of these
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View Answer play_arrow
If R is the radius of the earth and g is the acceleration due to gravity on the earth surface the mean density of earth will be:
A)
\[\frac{4\pi G}{3g\,R}\]
done
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B)
\[\frac{3\pi G}{4g\,R}\]
done
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C)
\[\frac{3g}{4\pi RG}\]
done
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D)
\[\frac{\pi RG}{2g}\]
done
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View Answer play_arrow
A spherical liquid drop of radius R is divided into eight equal droplets. If surface tension is T, then work done is process is:
A)
\[2\pi \,{{R}^{2}}T\]
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B)
\[8\pi \,{{R}^{2}}T\]
done
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C)
\[4\pi \,{{R}^{2}}T\]
done
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D)
\[2\pi \,R{{T}^{2}}\]
done
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View Answer play_arrow
The viscous force on a small sphere of radius R. moving in a fluid is directly proportional to:
A)
\[{{R}^{2}}\]
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B)
R
done
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C)
\[\frac{2}{R}\]
done
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D)
\[\frac{1}{{{R}^{2}}}\]
done
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View Answer play_arrow
In streamline flow to liquid, the total energy of liquid is constant at:
A)
All points
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B)
Inner points
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C)
Outer points
done
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D)
None of these
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View Answer play_arrow
The mass of water rises on capillary tube of radius R is M. The mass of water that rises on tube of radius 2R is:
A)
M
done
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B)
M/2
done
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C)
2M
done
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D)
4M
done
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View Answer play_arrow
If temperature of a black body is doubled the wave length at which spherical radiancy has its maximum will be:
A)
Doubled
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B)
Halved
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C)
Quandrupled
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D)
Tripled
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View Answer play_arrow
Let there be four articles having colour blue, red, black and white. When they are heated together and allowed to cool, which article will cool at the earliest?
A)
Blue
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B)
Red
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C)
Black
done
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D)
White
done
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View Answer play_arrow
The SI unit of thermal conductivity is:
A)
\[J{{S}^{-1}}M{{K}^{-1}}\]
done
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B)
\[J{{S}^{-1}}{{K}^{-1}}\]
done
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C)
\[JS{{M}^{-1}}K\]
done
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D)
\[J{{S}^{-1}}{{M}^{-1}}{{K}^{-1}}\]
done
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View Answer play_arrow
A particle of mass 4m which is at rest explodes into three fragments. Two of the fragments each of mass m are found to move with a speed V each is mutually perpendicular direction. The energy released in the process of explosion will be:
A)
\[1/4m{{V}^{2}}\]
done
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B)
\[3/2m{{V}^{2}}\]
done
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C)
\[1/2m{{V}^{2}}\]
done
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D)
\[3/4m{{V}^{2}}\]
done
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View Answer play_arrow
A mixture of \[{{n}_{1}}\]moles of monoatomic gas and \[{{n}_{2}}\]moles of diatomic gas has \[\frac{{{C}_{P}}}{{{C}_{V}}}=1.5=\gamma ,\] then.
A)
\[{{n}_{1}}={{n}_{2}}\]
done
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B)
\[2{{n}_{1}}={{n}_{2}}\]
done
clear
C)
\[3{{n}_{1}}=2{{n}_{2}}\]
done
clear
D)
\[2{{n}_{1}}=3{{n}_{2}}\]
done
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View Answer play_arrow
The function \[F(t)=\sin \omega t+\cos \omega t\] corresponds a:
A)
Simple harmonic function
done
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B)
Periodic function
done
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C)
Cylindrical functions
done
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D)
None of the above.
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View Answer play_arrow
The work function of a metal is \[1.5\text{ }eV,\] light of wavelength \[6600\overset{o}{\mathop{A}}\,\]is made incident on it. The maximum \[k.\varepsilon .\] of emitted photo-electron is:
A)
\[0.6\times {{10}^{-19}}J\]
done
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B)
\[2.6\times {{10}^{-19}}J\]
done
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C)
\[1.6\times {{10}^{-19}}J\]
done
clear
D)
\[1.6\,eV\]
done
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View Answer play_arrow
The time dependence of a physical quantity p is given by \[p={{p}_{0}}\exp \,(-\alpha {{t}^{2}})\]where a constant and t is time. The constant \[\alpha \]:
A)
has no dimension
done
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B)
has dimension of \[{{T}^{-2}}\]
done
clear
C)
has dimension of \[{{T}^{2}}\]
done
clear
D)
none of the above
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View Answer play_arrow
A smuggler could not carry gold by depositing iron on gold surface since
A)
gold is denser
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B)
iron rusts
done
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C)
gold has higher reduction potential than iron
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D)
gold has lower reduction potential than iron.
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View Answer play_arrow
The highest electrical conductivity of the following aqueous solutions is of:
A)
\[0.1\text{ }M\] difluoroacetic acid
done
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B)
\[0.1\text{ }M\] fluoroacetic acid
done
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C)
\[0.1\text{ }M\] chloroaceticacid
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D)
\[0.1\text{ }M\] acetic acid
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View Answer play_arrow
The safest and the most common alternative of sugar is
A)
glucose
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B)
aspartame
done
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C)
saccharin
done
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D)
cyclodextrin
done
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View Answer play_arrow
Plexiglass is commercial name of
A)
glyptal
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B)
polyacrylonitrile
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C)
polymethyl methacrylate
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D)
polyethylacrylate
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View Answer play_arrow
A bad smelling substance formed by the action of alcoholic caustic potash on chloroform and aniline is
A)
nitrobenzene
done
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B)
phenyl isocyanide
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C)
phenyl cyanide
done
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D)
phenyl isocynate
done
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View Answer play_arrow
In the following reaction
The organic product X is
A)
done
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B)
done
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C)
done
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D)
done
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View Answer play_arrow
The increasing order of the rate of HCN addition to compound A-D is
A. HCHO B. \[C{{H}_{3}}COC{{H}_{3}}\] C. \[PhCOC{{H}_{3}}\] D. \[PhCOPh\]
A)
\[A<B<C<D\]
done
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B)
\[D<B<C<A\]
done
clear
C)
\[D<C<B<A\]
done
clear
D)
\[C<D<B<A\]
done
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View Answer play_arrow
The enthalpies of formation of \[{{C}_{2}}{{H}_{2(g)}}\] and \[{{C}_{6}}{{H}_{6(g)}}\]at 298 K are 230 and \[85\text{ }kJ\text{ }mo{{l}^{-1}}\]respectively. The enthalpy change \[\Delta H\] for the polymerisation of acetylene at 298 K is
A)
\[+205\text{ }kJ\text{ }mo{{l}^{-1}}\]
done
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B)
\[-205\text{ }kJ\text{ }mo{{l}^{-1}}\]
done
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C)
\[+605\text{ }kJ\text{ }mo{{l}^{-1}}\]
done
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D)
\[-605\text{ }kJ\text{ }mo{{l}^{-1}}\]
done
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View Answer play_arrow
The correct order of bond angles in \[{{H}_{2}}S,\,N{{H}_{3}},B{{F}_{3}}\] and \[Si{{H}_{4}}\] is
A)
\[{{H}_{2}}S>Si{{H}_{4}}<N{{H}_{3}}<B{{F}_{3}}\]
done
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B)
\[N{{H}_{3}}<{{H}_{2}}S<Si{{H}_{4}}<B{{F}_{3}}\]
done
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C)
\[{{H}_{2}}S<N{{H}_{3}}<Si{{H}_{4}}<B{{F}_{3}}\]
done
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D)
\[{{H}_{2}}S<N{{H}_{3}}<B{{F}_{3}}<Si{{H}_{4}}\]
done
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View Answer play_arrow
When during electrolysis of a solution of \[AgN{{O}_{3}},\]9650 coulombs of charge pass through the electroplating both, the mass of silver deposited on the cathode will be
A)
\[1.08\text{ }g\]
done
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B)
\[10.8\text{ }g\]
done
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C)
\[21.6\text{ }g\]
done
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D)
\[108\,g\]
done
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View Answer play_arrow
At what temperature will the RMS velocity of \[S{{O}_{2}}\]be the same as that of \[{{O}_{2}}\] at 303 K?
A)
606 K
done
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B)
273 K
done
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C)
403 K
done
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D)
303 K
done
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View Answer play_arrow
During dehydration of alcohols to alkenes by heating with concentrated \[{{H}_{2}}S{{O}_{4}}\] the initiation step is
A)
profanation of alcohol molecule
done
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B)
formation of carbocation
done
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C)
elimination of water
done
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D)
formation of an ester
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View Answer play_arrow
The correct order of magnetic moment among is
A)
\[{{[MnC{{l}_{4}}]}^{2-}}>{{[CoC{{l}_{4}}]}^{2-}}>{{[Fe{{(CN)}_{6}}]}^{4-}}\]
done
clear
B)
\[{{[MnC{{l}_{4}}]}^{2-}}>{{[Fe{{(CN)}_{6}}]}^{4-}}>{{[CoC{{l}_{4}}]}^{2-}}\]
done
clear
C)
\[{{[Fe{{(CN)}_{6}}]}^{4-}}>{{[MnC{{l}_{4}}]}^{2-}}>{{[CoC{{l}_{4}}]}^{2-}}\]
done
clear
D)
\[{{[Fe{{(CN)}_{6}}]}^{4-}}>{{[CoC{{l}_{4}}]}^{2-}}>{{[MnC{{l}_{4}}]}^{2-}}\]
done
clear
View Answer play_arrow
For the reaction \[2N{{O}_{2(g)}}2N{{O}_{(g)}}+{{O}_{2(g)}}\] (\[{{K}_{C}}=1.8\times {{10}^{-6}}\] at \[{{184}^{o}}C\] and \[R=0.0831\,kJ.mol.K\]) When \[{{K}_{P}}\] and \[{{K}_{C}}\] are compared at \[{{184}^{o}}C,\] it is found that
A)
\[{{K}_{P}}\] is greater than \[{{K}_{C}}\]
done
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B)
\[{{K}_{P}}\] is less than \[{{K}_{C}}\]
done
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C)
\[{{K}_{P}}={{K}_{C}}\]
done
clear
D)
Whether \[{{K}_{P}}\] is greater than, less than or equal to \[{{K}_{C}}\] depends upon the total gas pressure.
done
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View Answer play_arrow
The only cations present in a slightly acidic solution and \[F{{e}^{3+}},Z{{n}^{2+}}\] and \[C{{u}^{2+}}\]. The reagent that when added in excess to this solution would identify and separate \[F{{e}^{3+}}\] in one step is:
A)
\[2\text{ }M\text{ }HCl\]
done
clear
B)
\[\text{6 }M\text{ N}{{\text{H}}_{3}}\]
done
clear
C)
\[\text{6 }M\text{ NaOH}\]
done
clear
D)
\[{{\text{H}}_{2}}\text{S}\] gas
done
clear
View Answer play_arrow
In atomic reactor cadmium rods are used to control the chain reaction. This is because cadmium
A)
absorbs some neutrons
done
clear
B)
slows down the neutrons
done
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C)
speeds up neutrons
done
clear
D)
emits neutrons
done
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View Answer play_arrow
Which of the following solutions shows positive deviation?
A)
Water + nitric acid
done
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B)
Acetone + aniline
done
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C)
Acetone + benzene
done
clear
D)
Acetone + chloroform
done
clear
View Answer play_arrow
Which of the following has no unpaired electrons but is coloured?
A)
\[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]
done
clear
B)
\[{{K}_{2}}Mn{{O}_{4}}\]
done
clear
C)
\[CuS{{O}_{4}}.5{{H}_{2}}O\]
done
clear
D)
\[MnC{{l}_{2}}\]
done
clear
View Answer play_arrow
Which of the following is iron pyrites
A)
\[F{{e}_{2}}{{O}_{3}}.3{{H}_{2}}O\]
done
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B)
\[FeS\]
done
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C)
\[Fe{{S}_{2}}\]
done
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D)
\[F{{e}_{2}}{{S}_{3}}\]
done
clear
View Answer play_arrow
Gem dihalides are hydrolysed with either acid or basic catalysts to give
A)
aldehydes or ketones
done
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B)
halohydrins
done
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C)
carboxylic acids
done
clear
D)
gem diols
done
clear
View Answer play_arrow
3-pentanol upon reaction with \[PB{{r}_{3}}\]gives 2 and 3-bromopentane. Such rearrangement can be avoided by:
A)
using excess of \[PB{{r}_{3}}\]
done
clear
B)
choosing low temperature form reaction
done
clear
C)
converting alcohol into sulphuric or sulphonic add
done
clear
D)
converting alcohol into carboxylate esters.
done
clear
View Answer play_arrow
For the reversible system \[{{X}_{(g)}}{{Y}_{(g)}}+{{Z}_{(g)}}\] a quantity of X was heated at constant pressure P at a certain temperature. The equilibrium partial pressure of X was found to be \[\frac{P}{7}\]. What is the vlaue of \[{{K}_{P}}\] at given temperature?
A)
\[\frac{6P}{7}\]
done
clear
B)
\[\frac{9P}{7}\]
done
clear
C)
\[\frac{36P}{7}\]
done
clear
D)
\[6P\]
done
clear
View Answer play_arrow
The enthalpy of neutralization of \[NaOH\] with acetic acid is \[55\text{ }kJ\] and with \[HCl\] is\[57.1\text{ }kJ\]. This happens because
A)
some heat is required for complete ionisation of acetic acid
done
clear
B)
acetic acid is an organic acid
done
clear
C)
acetic acid is less soluble in water
done
clear
D)
acetic acid is a weak acid and required lesser alkali
done
clear
View Answer play_arrow
Choose the incorrect statement from the following
A)
The order and the molecularity of an elementary reaction are equal
done
clear
B)
The rate constant of a reaction varies with temperature
done
clear
C)
The order of a reaction is a theoretical concept
done
clear
D)
The hydrolysis of an ester in basic medium is second order reaction
done
clear
View Answer play_arrow
The IUPAC name of
is
A)
4'(2-oxocyclohexyl) butan-2-one
done
clear
B)
3 -(2-oxocyclohexyl) butan-3-one
done
clear
C)
4-(2-oxobutyl) cyclohexan-1-one
done
clear
D)
2-(3-oxobutyl) cyclohexan-1-one
done
clear
View Answer play_arrow
Sugar containing an impurity of common salt can be purified by crystallization from
A)
benzene
done
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B)
alcohol
done
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C)
petroleum ether
done
clear
D)
water
done
clear
View Answer play_arrow
A solid Y melts slightly above 273 K and is a poor conductor of heat and electricity. To which of the following categories does it belong?
A)
ionic solid
done
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B)
covalent solid
done
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C)
metallic
done
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D)
molecular
done
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View Answer play_arrow
In two H-atoms A and B the electrons move around the nucleus in circular orbits of radius r and 4r respectively. The ratio of the times taken by them to complete one revolution is
A)
\[1:4\]
done
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B)
\[1:2\]
done
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C)
\[1:8\]
done
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D)
\[2:1\]
done
clear
View Answer play_arrow
Which of the following does not contain any co-ordinate bond?
A)
\[{{H}_{3}}{{O}^{+}}\]
done
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B)
\[BF_{4}^{-}\]
done
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C)
\[HF_{2}^{-}\]
done
clear
D)
\[NH_{4}^{+}\]
done
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View Answer play_arrow
A solution containing 6g urea per litre is isotonic with a solution containing
A)
\[5.85\,g\] \[NaCl\] per litre
done
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B)
\[34.2\text{ }g\] sucrose per litre
done
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C)
\[36.0\text{ }g\] glucose per litre
done
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D)
\[6.0\text{ }g\] sucrose per litre
done
clear
View Answer play_arrow
How many ml of \[1M\] \[{{H}_{2}}S{{O}_{4}}\] is required to neutralise \[10\text{ }ml\] of \[1\text{ }M\text{ }NaOH\] solution?
A)
\[2.5\]
done
clear
B)
\[5.0\]
done
clear
C)
\[10.0\]
done
clear
D)
\[20.0\]
done
clear
View Answer play_arrow
The half cell reactions of the cells used in hearing aids are \[Zn\xrightarrow{{}}Z{{n}^{2+}}+2{{e}^{-}}\] \[({{E}^{o}}=+0.76\,V)\] \[A{{g}_{2}}O+{{H}_{2}}O+2{{e}^{-}}\xrightarrow{{}}2Ag+2O{{H}^{-}}\] \[({{E}^{o}}=0.34\,V)\] \[{{E}^{o}}\] of the cell will be
A)
\[1.1\,V\]
done
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B)
\[0.42\,V\]
done
clear
C)
\[0.84\,V\]
done
clear
D)
\[3.2\,V\]
done
clear
View Answer play_arrow
Crude common salt is hygroscopic because of the presence of impurities of
A)
\[CaS{{O}_{4}}\] and \[MgS{{O}_{4}}\]
done
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B)
\[CaC{{l}_{2}}\] and \[MgC{{l}_{2}}\]
done
clear
C)
\[CaB{{r}_{2}}\] and \[MgB{{r}_{2}}\]
done
clear
D)
\[Ca{{(HC{{O}_{3}})}_{2}}\] and \[Mg{{(HC{{O}_{3}})}_{2}}\]
done
clear
View Answer play_arrow
Which of the following statements is wrong?
A)
Beryllium salts are extensively hydrolysed
done
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B)
\[C{{a}^{2+}}\] and \[M{{g}^{2+}}\] ions form complexes with EDTA
done
clear
C)
Anhydrone can be used to dry organic materials
done
clear
D)
Amongst the sulphates of alkaline earth metals \[BeS{{O}_{4}}\] is thermally least stable
done
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View Answer play_arrow
'Ammonal? used in bombs is a mixture of
A)
\[A{{l}_{2}}{{O}_{3}}+C\]
done
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B)
\[Al+A{{l}_{2}}{{O}_{3}}+{{B}_{2}}{{O}_{3}}\]
done
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C)
\[Al+KN{{O}_{3}}\]
done
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D)
\[Al+Al{{(N{{O}_{3}})}_{3}}\]
done
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View Answer play_arrow
Among the trihalides of nitrogen which one of most basic in nature?
A)
\[N{{F}_{3}}\]
done
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B)
\[NC{{l}_{3}}\]
done
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C)
\[N{{I}_{3}}\]
done
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D)
\[NB{{r}_{3}}\]
done
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View Answer play_arrow
During etching of glass one of the final products formed is
A)
\[Si{{F}_{4}}\]
done
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B)
\[N{{a}_{2}}Si{{F}_{6}}\]
done
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C)
\[{{H}_{2}}Si{{O}_{3}}\]
done
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D)
\[Si{{(OH)}_{4}}\]
done
clear
View Answer play_arrow
\[PC{{l}_{3}}\] is stored in a well stoppered bottle because
A)
It is decomposed by light
done
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B)
It is highly volatile
done
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C)
It reacts with air to form \[POC{{l}_{3}}\]
done
clear
D)
It reacts with moisture of air
done
clear
View Answer play_arrow
IUPAC nomenclature of the given organic compound will be \[{{(C{{H}_{3}})}_{2}}C(C{{H}_{2}}C{{H}_{3}})C{{H}_{2}}CH(Cl)C{{H}_{3}}\]
A)
5-chloro-3, 3-dimethylhexane
done
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B)
4-chloro-2-ethyl-2-methlpentane
done
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C)
2-chloro-4-ethyl-4-methylpentane
done
clear
D)
2-chloro-4, 4-dimethylhexane
done
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View Answer play_arrow
Which of the following does not show geometrical isomerism?
A)
1, 2-dichloro-l-pentene
done
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B)
1, 3-dichloro-2-pentene
done
clear
C)
1, 1-dichloro-l-pentene
done
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D)
1,4-dichloro-2-pentene
done
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View Answer play_arrow
The most stable carbanion among the following is
A)
done
clear
B)
done
clear
C)
done
clear
D)
done
clear
View Answer play_arrow
Which of the following compound gives similar products obeying markovnikov's rule and peroxide effect?
A)
\[C{{H}_{3}}-CH=C{{H}_{2}}\]
done
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B)
\[C{{H}_{3}}CH=CHC{{H}_{3}}\]
done
clear
C)
\[{{C}_{2}}{{H}_{5}}-CH=CH-C{{H}_{3}}\]
done
clear
D)
\[{{C}_{2}}{{H}_{5}}-CH=C{{H}_{2}}\]
done
clear
View Answer play_arrow
Hydration of3-phenyl but-1-ene with dil \[{{H}_{2}}S{{O}_{4}}\]mainly gives
A)
3-phenylbutan-l-ol
done
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B)
3-phenyl butan-2-ol
done
clear
C)
2-phenylb'utan-l-ol
done
clear
D)
2-phenyl butan-2-ol
done
clear
View Answer play_arrow
The order of increasing boiling points of
I. \[C{{H}_{3}}COCl\] II. \[{{(C{{H}_{3}}CO)}_{2}}O\] III. \[C{{H}_{3}}CON{{H}_{2}}\] IV \[C{{H}_{3}}COOH\]
A)
\[I>IV>II>III\]
done
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B)
\[II<I<III<IV\]
done
clear
C)
\[IV>I>II>III\]
done
clear
D)
\[I<IV<II<III\]
done
clear
View Answer play_arrow
The compound formed when malonic ester is heated with urea is
A)
Cinnamic acid
done
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B)
Buyric acid
done
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C)
Barbituric acid
done
clear
D)
Crotonic acid
done
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View Answer play_arrow
Mark the incorrect one (with respect to economic importance)
A)
Gelidium - Agar; Chondrus - Carrageenin
done
clear
B)
Alaria - Sarvmen; Fucus - Alginate
done
clear
C)
Rhodymenia - laver; Porphyra - Funori
done
clear
D)
Laminaria - Kombu; Macrocystic - Potash
done
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View Answer play_arrow
Which one of the following features are common in potato and lily family?
A. Pentamerous flower B. Actinomorphic C. Adhesion of stamens D. Bicarpellary E. Axile placentation F. Superior placentation G. Superior ovary
A)
B, D and F
done
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B)
A, B and E
done
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C)
B, C and D
done
clear
D)
B, C, E and F
done
clear
View Answer play_arrow
Chloroplast as well as mitochondria
A)
Called as semiautonomous because all enzymes of these organelles are coded by nuclear DNA
done
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B)
Contain cytochromes and ETS for ATP synthesis
done
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C)
Have SS - DNA, RNA and ribosomes
done
clear
D)
Show photophosphorylation and binary fission
done
clear
View Answer play_arrow
How many electrons (X), ATP (Y) and NADPH (Z) molecules are required for the reduction of \[2C{{O}_{2}}\]in a \[{{C}_{3}}\] plant?
A)
\[X=24,\text{ }Y=18,\text{ }Z=12\]
done
clear
B)
\[X=24,\text{ }Y=30,\text{ }Z=12\]
done
clear
C)
\[X=8,Y=6,Z=4\]
done
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D)
\[X=4,\text{ }Y=6,\text{ }Z=8\]
done
clear
View Answer play_arrow
Grafting is a technique of connecting two parts one scion and other stock. The stock is different from scion in
A)
Absence of buds
done
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B)
Presence of cambium
done
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C)
Presence of leaves
done
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D)
Absence of eustelic condition
done
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View Answer play_arrow
A diploid organism is heterozygous for 5 loci, if first three loci showing complete linkage and last two independent assortment then how many types of gametes can be produced?
A)
32
done
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B)
16
done
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C)
8
done
clear
D)
2
done
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View Answer play_arrow
Maximum number of ATP molecules are obtained after the
A)
Incomplete oxidation of two Pyruvic acid
done
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B)
Complete oxidation of one PGAL
done
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C)
Complete oxidation of one 1, 3 - di PGA
done
clear
D)
Incomplete oxidation of two glucose
done
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View Answer play_arrow
Biodetergents are obtained by all, except
A)
Aspergillus
done
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B)
Monascus
done
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C)
Mortierella
done
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D)
Bacillus
done
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View Answer play_arrow
As the exhaust passes through the catalytic converter
A)
\[HCs\] are converted into \[CO\] and \[{{H}_{2}}O\]
done
clear
B)
Nitric Oxides are changed to \[{{N}_{2}}\] and \[CO\]
done
clear
C)
\[CO\] and HCs are removed by oxidation
done
clear
D)
\[NO\] and \[N{{O}_{2}}\] are converted to \[C{{O}_{2}}\] and HCs
done
clear
View Answer play_arrow
Why migratory birds accumulate good amount of lipids before their migration?
A)
Lipid acts as insulator
done
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B)
Lipid is hydrophobic in nature
done
clear
C)
It provide high energy
done
clear
D)
It protects internal organs from mechanical stress
done
clear
View Answer play_arrow
The modified sebaceous glands present in prepuce and glands penis in human are
A)
Meibomian glands
done
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B)
Glands of Tyson
done
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C)
Harderian glands
done
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D)
Natrial glands
done
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View Answer play_arrow
Which of the following secretion contains the enzyme nucleotidase and nucleosidase?
A)
Salivary secretion
done
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B)
Gastric juice
done
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C)
Pancreatic juice
done
clear
D)
Intestinal juice
done
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View Answer play_arrow
Musculi pectinati are present in
A)
Atria
done
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B)
Ventricles
done
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C)
VenaCava
done
clear
D)
Capillaries
done
clear
View Answer play_arrow
Cells of the human body exhibit all the following types of movement except, mark it
A)
Amoeboid movement
done
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B)
Muscular movement
done
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C)
Ciliary movement
done
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D)
Wriggling movement
done
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View Answer play_arrow
The medulla oblongata contains centres which control
A)
Respiration
done
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B)
Cardiovascular reflex
done
clear
C)
Vomiting
done
clear
D)
All of these
done
clear
View Answer play_arrow
An adult male manufactures over \[{{10}^{-12}}\] to \[{{10}^{-13}}\]sperms each day. After spermiation, they are stored in
A)
Epididymis
done
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B)
Rete testis
done
clear
C)
AmpuIIa ofvas deferens
done
clear
D)
Vasa efferentia
done
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View Answer play_arrow
Progymnosperms were evolved in
A)
Ordovician period
done
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B)
Silurian period
done
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C)
Devonian period
done
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D)
Carboniferous period
done
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View Answer play_arrow
Which of the following restriction endonuclease can be related to forming blunt cut/or leave flush ends?
A)
E. Coli
done
clear
B)
Barn HI
done
clear
C)
Sma I
done
clear
D)
Sal I
done
clear
View Answer play_arrow
A : Coenogametes of Rhizopus stolonifer are morphologically similar and multinucleate. B : These are made by coenocytic and septate hyphae. Select correct options.
A)
Both A, B
done
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B)
Only A
done
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C)
Only B
done
clear
D)
None
done
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View Answer play_arrow
A : Cork cambium is always secondary in origin B : It is made by hypodermis always.
A)
Both A, B
done
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B)
Only A
done
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C)
Only B
done
clear
D)
None
done
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View Answer play_arrow
A : Opuntia and Agave plants are drought avoiding xerophytes. B : These plants show chylocauly
A)
Both A, B
done
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B)
Only A
done
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C)
Only B
done
clear
D)
None
done
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View Answer play_arrow
When Mosquito Day is celebrated?
A)
August 22
done
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B)
August 25
done
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C)
August 27
done
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D)
August 20
done
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View Answer play_arrow
Noise is measured in units called
A)
Hertz
done
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B)
Decibels
done
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C)
Amperes
done
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D)
Horse power
done
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View Answer play_arrow
Where is Tandoba National Park?
A)
Madhya Pradesh
done
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B)
Orissa
done
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C)
Karnataka
done
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D)
Maharashtra
done
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View Answer play_arrow
Where India's first Biosphere Reserve was first established?
A)
Namdapha
done
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B)
Nanda Devi
done
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C)
Nilgiri
done
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D)
Kanha
done
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View Answer play_arrow
Surrogate mother is
A)
Artificially inseminated female
done
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B)
Future carrying several embryos
done
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C)
Future mother with embryo implanted from another source
done
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D)
A mother without location
done
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View Answer play_arrow
Which of the fibres is not a plat product?
A)
Hemp
done
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B)
Cotton
done
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C)
Flax
done
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D)
Silk
done
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View Answer play_arrow
Population explosion has occurred in the last
A)
500 years
done
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B)
300 years
done
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C)
100 years
done
clear
D)
50 years
done
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View Answer play_arrow
The Tropic of cancer does not pass through
A)
Gujarat
done
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B)
Orissa
done
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C)
Tripura
done
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D)
West Bengal
done
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View Answer play_arrow
Which of the following parts of the poppy plants is used for the extraction of opium?
A)
Capsules
done
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B)
Flowers
done
clear
C)
Leaves
done
clear
D)
Roots
done
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View Answer play_arrow
In a museum large animals are kept
A)
Only in the form of Skeletons
done
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B)
By keeping the body stuffed
done
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C)
In large containers filled with preservative solution
done
clear
D)
In the form of clay modles
done
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View Answer play_arrow
Chromatium is
A)
Photolithotrophic
done
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B)
Chemolithotrophic
done
clear
C)
Photoorganotrophic
done
clear
D)
Chemoorganotrophic
done
clear
View Answer play_arrow
Non flagellated male and female gametes are formed by
A)
Ulothrix and marchantia
done
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B)
Cycas and Pinus
done
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C)
Selaginella and Batrachospermum
done
clear
D)
Spirogyra, Batrachospermum
done
clear
View Answer play_arrow
Find the correct set
A)
Tomato - Epipetalous stamens - Axile placentation - Berry fruit
done
clear
B)
Sweet Pea - Diadelphous stamens - Basal placentation - legume fruit
done
clear
C)
Shepherd's purse - Epipetalous stamens - parietal placentation - silicula fruit
done
clear
D)
Bamboo - polyandrous stamens - Basal placentation - lomentum fruit
done
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View Answer play_arrow
A part of the cortex is formed by tunica when
A)
Tunica shows both anticlinal and periclinal divisions
done
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B)
Corpus is single layered
done
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C)
Corpus shows only aticlinal division
done
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D)
Tunica is multi layered
done
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View Answer play_arrow
Match the column
Column - I Column - II A. Cell Membrane 1. CAC B. Mitochondria 2. Glycogen metabolism C. SER 3. Immune response D. Peroxisomes 4. Glyoxylate synthesis
A)
A-3 B-1 C-4 D-2
done
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B)
A-3 B-4 C-2 D-1
done
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C)
A-2 B-3 C-4 D-1
done
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D)
A-3 B-1 C-2 D-4
done
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View Answer play_arrow
Read the statements given below
A. Cell cycle is regulated by cyclin dependent protein kinases B. MPF is formed by cyclin \[M+CdC2\]kinase
A)
Both A and B are correct
done
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B)
Only A is correct
done
clear
C)
Only B is correct
done
clear
D)
Both A and B are incorrect
done
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View Answer play_arrow
What is incorrect for movement of water from root hair cell to xylem?
A)
Both apoplastic and symplastic
done
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B)
Only apoplastic from endodermis to pericycle
done
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C)
Mainly due to transpiration
done
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D)
Apoplastic in cortical area
done
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View Answer play_arrow
Find the incorrectly matched pair for mineral and its functions
A)
Phosphorus - Structural component of nucleoproteins and \[NAD{{P}^{+}}\]
done
clear
B)
Magnesium - Structural component of catalase and peroxidase
done
clear
C)
Copper - Structural component of cytochrome oxidase
done
clear
D)
Manganese - Photolysis of water
done
clear
View Answer play_arrow
What is incorrect for PSI?
A)
Reaction centre is \[{{P}_{700}}\]
done
clear
B)
Found in non appressed part of grana lamellae
done
clear
C)
Not involved in photophosphorylation that releases
done
clear
D)
Lies on outer side of thylakoid membrane
done
clear
View Answer play_arrow
Select the correct statement for \[{{C}_{4}}\] plants
A)
Primary \[C{{O}_{2}}\] acceptor is PEP case
done
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B)
Operation of both \[{{C}_{2}}\] and \[{{C}_{4}}\] cycle
done
clear
C)
Bundle sheath cells have well developed granal chloroplast
done
clear
D)
Rubisco is primary \[C{{O}_{2}}\] acceptor
done
clear
View Answer play_arrow
Which of the following conversation will yield maximum number of ATP molecules?
A)
Pyruvic acid to \[\alpha \] - ketoglutaric acid
done
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B)
\[\alpha \] - ketoglutaric acid to fumaric acid
done
clear
C)
Succinyl CoA to oxaloacetic acid
done
clear
D)
All will yield same number of ATP molecules
done
clear
View Answer play_arrow
Which of the given enzyme is not concerned with the irreversible reaction of glycolytic pathway?
A)
Phosphofructo kinase
done
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B)
Hexakinase
done
clear
C)
Triose phosphate mutase
done
clear
D)
Pyruvate kinase
done
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View Answer play_arrow
Family has a group of related _____ with still less number of similarities as compared to ______ and ____.
A)
Genera, Genus, Species
done
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B)
Classes, Genera, Species
done
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C)
Species, Genus, Classes
done
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D)
Species, Genera, Genus
done
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View Answer play_arrow
HaIophiles differ from eubacteria in
A)
Having different cell wall and cell membrane structure
done
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B)
They survival in extreme conditions
done
clear
C)
Presence of introns in DNA
done
clear
D)
More than one option is correct
done
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View Answer play_arrow
Mark the correct statement (with respect to mycoplasma)
A)
survive in presence of oxygen only
done
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B)
having cell wall like cyanobacteria
done
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C)
such organism is generally motile
done
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D)
can exhibit variety of shapes
done
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View Answer play_arrow
A pair of leaves arise at each node and lie opposite to each other in
A)
Mustard and sunflower
done
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B)
Calotropic and Guava
done
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C)
Alstonia and Chinarose
done
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D)
Sunflower and Syzgium
done
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View Answer play_arrow
In a group of brassicaceae, fabaceae, solanaceae, liliaceae, how many family have marginal and axile placentation respectively?
A)
2, 2
done
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B)
1, 2
done
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C)
1, 1
done
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D)
2, 1
done
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View Answer play_arrow
Algae with sulphated phycocolloids are
A)
Unicellular only
done
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B)
Multicellular filamentous only
done
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C)
Mostly fresh water forms
done
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D)
Oogamous only
done
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View Answer play_arrow
Which one of the following is not a characteristic of sapwood?
A)
Present in peripheral region of secondary xylem
done
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B)
Physiologically inactive
done
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C)
Helps in water conduction
done
clear
D)
Lighter in colour
done
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View Answer play_arrow
Choose the correct match
A)
Proteinoplast - Protein - Castor seed
done
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B)
Alevroplast - Protein - Maize seed
done
clear
C)
Elaioplast - Oil and fat - Castor seed
done
clear
D)
Amyloplast - Starch - Potato Tubers
done
clear
View Answer play_arrow
During the translocation, phloem transports
A)
Water and sucrose
done
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B)
Ammo acids
done
clear
C)
Hormones
done
clear
D)
All of these
done
clear
View Answer play_arrow
Transpiration cools leaf surfaces, sometimes ______ by evaporative cooling.
A)
2 to 3 degrees
done
clear
B)
10 to 15 degrees
done
clear
C)
30 to 40 degrees
done
clear
D)
5 to 8 degrees
done
clear
View Answer play_arrow
CAM plants differ from \[{{C}_{4}}\] plants in
A)
Absence of wreath anatomy
done
clear
B)
Spatial separation in both carboxylations
done
clear
C)
Having Rubisco activity during day
done
clear
D)
Use of assimilatory power for \[C{{O}_{2}}\] fixation
done
clear
View Answer play_arrow
Slow oxidation of NADH to \[NA{{D}^{+}}\]occurs in
A)
Aerobic respiration
done
clear
B)
Fermentation
done
clear
C)
Dicarboxylic acid cycle
done
clear
D)
PIMP - pathway
done
clear
View Answer play_arrow
Apomictic variable or recurrent embryo cannot be produced by
A)
Adventitive embryony
done
clear
B)
Diplospory
done
clear
C)
Apospory
done
clear
D)
Aplospory
done
clear
View Answer play_arrow
Number of chromosomes in a gamete of rice is
A)
24
done
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B)
7
done
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C)
12
done
clear
D)
14
done
clear
View Answer play_arrow
Euglena shows,_______ binary fission
A)
Simple
done
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B)
Longitudinal
done
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C)
Transverse
done
clear
D)
Oblique
done
clear
View Answer play_arrow
The genes for body colour and eye colour in Drosophila are located on
A)
Chromosome - I
done
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B)
Chromosome - X
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C)
Chromosome - Y
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D)
Chromosome - 4
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Choose odd one out with respect to enzymes involved in post transcriptional processing
A)
Guanyl transferase
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B)
Ribonuclease-P
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C)
SnRNPs
done
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D)
Translocase
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The intrinsic rate of natural increase in population is represented by
A)
\[\frac{dN}{dt}\]
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B)
\[\frac{K-N}{K}\]
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C)
\[r\]
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D)
\[\frac{\Delta Nn}{N\Delta t}\]
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Find the odd one with respect to disease resistance variety
A)
Karan Rai
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B)
Pusa Komal
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C)
Pusa Gaurav
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D)
Pusa Shubhra
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Citric acid and gluconic acid are obtained through the fermentation by
A)
Acetobacter aceti
done
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B)
Aspergillus riger
done
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C)
Penicillium chrysogenum
done
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D)
Lacto bacillus bulgaricus
done
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Which is incorrect statement with respect to GFC or predator food chain?
A)
Major conduct energy flow in aquatic system
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B)
Begins with producers
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C)
Based on energy got from sun
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D)
Size of organisms finally reduces at higher trophic level
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In Delhi between 1997 and 2005 a substantial fall has been found in
A)
\[C{{O}_{2}}\] and \[S{{O}_{2}}\]
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B)
\[C{{O}_{2}}\] and \[CO\]
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C)
\[S{{O}_{2}}\]and \[N{{O}_{2}}\]
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D)
\[CO\] and \[N{{O}_{2}}\]
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The aquatic food chain, increase in concentration of toxicant at successive tropic levels is called
A)
Eutrophication
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B)
Biomagnification
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C)
Biofortification
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D)
Bioprospecting
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Available biomass for the consumption to herbivores and decomposers is
A)
GPP
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B)
Standing state
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C)
NPP
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D)
TLE
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Which of the following technique does not serve the purpose of early diagnosis?
A)
Enzyme Linked Immunosorbent Assay
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B)
Polymerase Chain Reaction
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C)
Recombinant DNA technology
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D)
Serum Analysis
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A useful drug that damages gastric mucosa if it is taken along with alcohol
A)
Antihistamines
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B)
Barbiturates
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C)
Aspirin
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D)
Morphine
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A person who has recovered from an attack of small pox or measles or mumps develops
A)
Naturally acquired passive immunity
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B)
Naturally acquired active immunity
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C)
Artificially acquired active immunity
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D)
Artificially acquired passive immunity
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Complete the following analogy Sponge : Archaeocytes : Hydra :
A)
Cnidoblasts
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B)
Nematocysts
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C)
Interstitial cells
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D)
Choanocytes
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The general body plan, body symmetry and coelom are similar in
A)
Porifera and Coelenterate
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B)
Ctenophora and platyhelminthes
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C)
Annelida and Arthropoda
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D)
Coelenterata and Echinodermata
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During course of evolution, complete digestive system appeared for the first time in
A)
Sponges
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B)
Mollusca
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C)
Platyhelminthes
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D)
Aschelminthes
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Choose the correct match
A)
Loligo - squid
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B)
Sepia-Cuttlefish
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C)
Ophiura - Sea urchin
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D)
Antedon - Sea lily
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If the systolic blood pressure is 130 mm of Hg and diastolic pressure is 70 mm of Hg. What will be the mean actual blood pressure?
A)
90 mm of Hg
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B)
100 mm of Hg
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C)
60 mm of Hg
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D)
50 mm of Hg
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Which of the following does not constitute appendicular skeleton?
A)
Coxal bone
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B)
Scapula
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C)
Humerus
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D)
Frontal
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In polymerase chain reaction, multiple copies of the gene of in trest is synthesized in vitro using two sets of primers and the enzyme DNA polymerase. This thermostable DNA polymerase isolated from
A)
Thermoplasma
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B)
Thermus proteus
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C)
Agrobacterium tumefaciens
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D)
Thermus aquaticus
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Animal husbandry is the agricultural practice of breeding and raising livestock. It is estimated that more than _______of the world livestock is in India and China
A)
20%
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B)
70%
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C)
50%
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D)
90%
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Which of the following are the two key concepts of Darwinian Theory of evolution?
A)
Mutation and adaptive ability
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B)
Fitness and genetic drift
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C)
Gene migration and natural selection
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D)
Branching descent and natural selection
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Complete the following analogy Filoriasis : Culex : Malaria :
A)
Male anopheles
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B)
Female anopheles
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C)
Male Culex
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D)
Female Aedex
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Which of the following drug does not depress brain activity, leads to increased energy and euphoria?
A)
Barbiturates
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B)
Benzodiazepines
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C)
Amphetamine
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D)
Morphine
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Choose the incorrect option with respect to cyclostomes
A)
They have an elogated body bearing 6-15 pairs of gills slits for respiration
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B)
They have a sucking and circular mouth with well-developed jaws
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C)
Their body is devoid of scales and paired fins
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D)
All living members of class cyclostomata are ectoparasite on fishes
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Choose odd one out
A)
Bungarus
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B)
Ancistrodon
done
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C)
Ophiophagus
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D)
Python
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Choose the correct match
A)
Dense regular connective tissue - Skin
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B)
Dense irregular connective tissue - Attach skeletal muscle to bones
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C)
Ligament - Attach one bone to another bone
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D)
Smooth muscles fibres - Heat
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Within the rise/increase in substrate concentration the velocity of enzymatic reaction
A)
Increases continuously
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B)
Decreases
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C)
Unaffected
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D)
Increases at first, then reaction ultimately reaches a maximum velocity which is not exceeded by any further rise in concentration of the substrate
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Choose the correct match with respect to vitamins and its deficiency disorder
A)
Vitamin Deficiency disorder Biotin Macrocytic anaemia
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B)
Vitamin Deficiency disorder Thiamine Severe bleeding
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C)
Vitamin Deficiency disorder Retinol Nyctalopia
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D)
Vitamin Deficiency disorder Calciferol Dermatitis
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Vertebrochondral ribs are
A)
1st to 7th ribs
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B)
8th, 9th and 10th ribs
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C)
11th and 12th ribs
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D)
7th, 8th and 9th ribs
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For which of the following hormones, there is no inhibitory control directly by hypothalamus?
A)
Prolactin
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B)
Somatrpin
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C)
Melanocyte stimulating hormone
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D)
Gonadotropin
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Partial pressure of \[C{{O}_{2}}\] in inspired and expired air are __ and _______ respectively
A)
159 and 116 mm of Hg
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B)
40 and 45 mm of Hg
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C)
\[0.3\]and 45 mm of Hg
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D)
\[0.3\]and 32 mm of Hg
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The walls of blood vassels and air sacs of lungs are involved in a functions like forming a diffusion boundary, made up of
A)
Smooth muscle fibres
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B)
A single thin layer of flattened cells with irregular boundaries
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C)
A single layer of tall and slender cells
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D)
Two or more layers of flattened cells with irregular boundaries
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