RNA acts as genetic material in 

In nuclear reactor, heavy water is used as –

Deficiency of which of the following elements is responsible for weakening of bones?

1. Calcium 

2. Phosphorus

3. Nitrogen

When chlorination of dry slaked lime takes place, _________ will form as the main product.

Which type of wave does not require a medium for propagation?

The height of a geo-stationary satellite from the Earth's surface is approximately :

The washing machine works on the principle of -

Alkali metals have ______.

I. low melting points

II. low densities

The (O-H) bond in CH3OH is which type of bond?

What is the maximum value of deforming force up to which a material shows elastic property and above which the material loses it?

Sphagnum is an important bryophyte. Consider the following statements about it: