List of practice Questions

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
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
Third stage larva of Wuchereria bancrofti carried by Culex mosquito is called
Wildlife Protection Act India was implemented in the year
The hormone that stimulates the release of pancreatic juice is
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?
Which one of the following alcohols is known as wood?s spirit?
Which one of the following is not a micronutrient for plants?
Which one of the following statements is/are correct?
Which one of the following vitamin is not fat soluble?
Which of the following enzymes is used to join DNA fragments?
What will be $p H$ of the following half-cell $Pt, H _{2} H _{2} SO _{4}$ ? The oxidation potential is $+ 0.3\,V.$