List of practice Questions

$0.037\, g$ of an alcohol, $R$-OH was added to $C _{2} H _{5} MgI$ and the gas evolved measured $11.2\, cc$ at STP. The molecular mass of $R- OH$ will be
Which of the following is not a mineral of iron?
Who proposed the chromosomal theory of inheritance ?
Which group of scientists from the following discovered glycolytic pathway of glucose degradation?
Which among the following noble gases is not found in air?
Vital capacity, the maximum volume of air a person can exhale after maximum inhalation is measured with
The pollen grain is related to the embryo sac as
The Indian Botanical Garden is located at
The basis of DNA finger printing is .........
Ten percent law of energy transfer at successive trophic levels in food chain was given by
Polypetalous corolla, twisted aestivation, monadelphous stamens and capsular fruit are the essential features of the family
Light rays from a luminous (bright point) object in a denser medium of refractive index n at a depth h, outline a circle of radius equal to the depth, at the interface. The refractive index of denser medium is
$\int\limits_{1}^{e^{\frac{17}{2}}} \frac{\, \pi \cos (\pi \log x)}{x} dx =$
If $\frac{1}{2} \leq x \leq 1, $ then $\cos^{-1} x +\cos ^{-1}\left(\frac{x}{2} +\frac{\sqrt{3-3x^{2}}}{2}\right) =$
A stone is thrown up vertically and the height $'x'$ ft reached by it in time $'t'$ secs is given by $x = 80t - 16t^2$ . The stone reaches the maximum height in time ?
If $f\left(x\right)= \cos^{-1} \left(\frac{1-\left(\log _{e} x\right)^{2}}{1+\left(\log _{e} x\right)^{2}}\right)$ , then $ f'\left(\frac{1}{e}\right) =$
If for the curve $y = 1 + bx - x^2$, the tangent at $(1 - 2)$ is parallel to $x$-axis, then $b =$
Damage of Taj Mahal is being caused by .....
Cro-Magnon people were
'C DNA' is a
Brick-red colour in Benedict's test indicates_________percent diabetes patient
Blastopore in frog development occurs in
Axes of polariser and analyser are inclined at an angle $60^{\circ}$. Intensity of emerging light from analyser is $I$. Intensity of light on the polariser is
The science that deals with the application of principles of heredity to the improvement of mankind is
Which one of the following is a sex-linked disease ?