List of practice Questions

In a $\Delta ABC, cosec\, A(\sin\, B \, \cos\, C + \cos \, B\, \sin\, C)$ =
$\frac{\sin x - \sin 3x}{\sin^{2} x -\cos^{2} x}$ is equal to
Which one of the following combinations is ?
Which one of the following group of animals is homeothermic ?
What is the full form of MAB?
Two-membrane envelope is found in
The number of real solutions of the equation $(\sin x-x)\left(\cos x-x^{2}\right)=0$ is
The bundle of axons in the central nervous system is known as
TCA cycle enzymes are located in
Stock and scion are used in
Indicate the sequence during spermatogenesis.
If line $y = 2\,x + c$ is a normal to the ellipse $\frac{x^2}{9} + \frac{y^2}{16} = 1 $, then
Endosperm nucleus is
Egg in female gametophyte is accompanied by
Each 100 ml of human arterial blood carries �P� ml of $O_2$ and �Q� ml of $CO_2$ whereas each 100 ml of venous blood carries �R� ml of $O_2$ and �S� ml of $CO_2$. Choose the values of P, Q, R and S.
Melatonin is produced from
Nitrogenase enzyme is a
The hormone that stimulates the release of pancreatic juice is
Third stage larva of Wuchereria bancrofti carried by Culex mosquito is called
Wildlife Protection Act India was implemented in the year
Medullary rays are tissues made up of
A $20\,cm$ long capillary tube is dipped vertically in water and the liquid rises upto $10\, cm$. If the entire system is kept in a freely falling platform, the length of water column in the tube will be
A hollow sphere of external radius $R$ and thickness $t (<< R)$ is made of a metal of density $\rho$, sphere will float in water if
In the following compound, the number of ?sp? hybridized carbon is
Which of the following is a bacterium involved in denitrification?