The photosensitive substance in the eyes of mammals

The other name for eardrum is known as

The largest sense organ of our body

Melanin protects us from harmful affects of 

The vestibular apparatus maintains body is

Sebaceous glands produce ………………

The most important sense organ.

The eye is divided into aqueous chamber and vitreous chamber by

Name of the smallest bone present in the ear

Which cells help to identify the colours in eyes?