Cereals are deficient in

Increase in the focal length of eye lens and Stiffening of ciliary muscles is caused by

Two Strands of DNA are held together by

How many pair of heart is found in an earthworm?

Whitening of hair is caused by the deficiency of _________.

What is the chemical name of Vitamin B5 ?

The acid which releases from stomach lining during acidity

Skin, Intestine and Glands are the example of :

Choose the most apt option.

Fruits preserved in cold storage last longer, because —

Which Acid is known as ‘Oil of Vitriol’?

In Photography, which chemical used as a fixer.