Question

2. (a) Draw a simple diagram of the human eye and label clearly the cornea,
iris, pupil, ciliary muscles, eye lens, retina and optic nerve.
(b) Describe the working of the human eye with the help of the above
diagram.

Answer 1

"Our eye is the most important optical instrument gifted to us by GOD."
The main parts of eye are :
Cornea, Iris, Pupil, Ciliary muscles , Eye lens , retina  and optical nerves .
Please refer the attachment for diagram:

Working of human eye:

The light rays coming from object enter through cornea of eye , pass through the pupil of the eye and fall on the eye lens.
The eye lens is a convex lens , so it produces real and inverted image of object.
The optical nerve conveys the image formed on retina to brain and we get sensation of vision.

Answer 2

Hey guys !

Here this is human eye diagram