How does the convex eye-lens differ from the ordinary convex lens made of glass?

There are two types of light-sensitive cells in the human eye:

(a) Where are they found ?

(b) What is each type called?

(c) To what is each type of cell sensitive?

What are rods and cones in the retina of an eye? Why is our night vision relatively poor compared to the night vision of an owl?

List, in order, the parts of the eye through which light passes to reach the retina.

What happens to the size of pupil of our eye

(i) in dim light (ii) in bright light ?