Question

write the function of three following parts of eyes
1.Retina
2.Cornea
3.pulpil

Answer 1

Cornea The outermost covering of the eye through which light enters the eye it protects the eye .
Retina it is a light sensitive screen on which the images formed it contains light sensitive cell called rods and cones which generate electrical signals .
Pupil it controls amount of light entering the eye

Answer 2

1. Retina:- It is a delicate membrane having a large number of light sensitive cells.
2. Cornea:- It is the outermost layer of the eyes. It is made of a transparent substance. It is convex in shape. The light coming from object's enters the eye through cornea.
3. Pupil:- The pupil is a hole located in the centre of the iris of the eye that allows light to strike the retina.