Discuss retina of eye ball.

Describe histological structure of retina layer of eyeball.

Name the disorder associated with bulging of eye ball and less blinking.

Why is iris of eye called diaphragm of eye?

The order of these layers of cells in the retina of human eye from inside to outside is:

Answer the following questions: A virtual image, we always say, cannot be caught on a screen. Yet when we ‘see’ a virtual image, we are obviously bringing it on to the ‘screen’ (i.e. the retina) of our eye. Is there a contradiction?

A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of a red ball, find the number of blue balls in the bag.