List of practice Questions

Which of these have no unit?

Oxidation number of carbon in $CH_2Cl_2$ is

How will your separate mixture of two gases?

Oral contraceptives are prescribed in females to check :

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is

Of the following which change will shift the reaction towards the product? $I_2(g) \rightleftharpoons 2I(g) $ $\Delta H^{\circ} (298\, K) = +150\, kJ$

Nif genes occur in

Mendelian recombinations are due to:

Lorentz force is given by the following formula

A fighter plane is moving in a vertical circle of radius $r$. Its minimum velocity at the highest point of the circle will be

Which one of the following enzymes initials protein digestion?

Haemoglobin is having maximum affinity with

Down's syndrome is

The pungent odour of faeces is due to ne presence of

Which type of cells secretes $ HCl$ in stomach'

Chymotrypsin is produced by:

Hinsbergs reagent is used to distinguish between:

Somaclonal variation can be obtained by

Total number of bones found in right upper limb is :

AIDS is characterised by a sharp reduction in:

The largest invertebrate animal is :

Which of the following nephridia does not found in earthworm?

Cattle breeds can be improved by superovulation and embryo transplantation. Superovulation in high milk-yielding cows is induced by hormonal injection.

The probability of electrons to be found in the conduction band of an intrinsic semiconductor at a finite temperature :

A string of length $ l $ fixed at one end carries a mass m at the other end. The string makes $ \frac{2}{\pi } $ rev/s around the horizontal axis through the fixed end as shown in the figure, the tension in string is :