Question

The figure below compares a part of our eye with a part of a photographic camera. (b) Explain the mode of working and the functions of the parts of the eye mentioned above.

Answer 1

The white portion on the front of the eye is the sclerotic layer, itself visible through the conjunctiva. It bulges out and becomes transparent in the front region where it covers the coloured part of the eye this part is called the cornea. The iris is also an extension of the choroid, partially covering the lens and leaving a circular opening in the center, the pupil.