It is impossible to identify colours, without which light sensitive organ of human body?
eye
ear
Nose
Skin
By closing the eye, we can identify objects to some extent by its smell,taste,sound,touch etc. But we cannot sense the colours without eyes
Name the cells on the retina of an eye:
(a) which are sensitive to bright light.
(b) which are sensitive to dim light.
(c) which produce sensation of colour.