Question

Name the part of the eye:
(a) which controls the amount of light entering the eye.
(b) which converges light rays to form the image.
(c) on which image is formed.
(d) which carries the image to brain.
(e) which changes the curvature (or thickness) of eye-lens to focus objects lying at various distances.

Answer 1

Answer:

a. Irish

b. convex lens or convergent. this means that the converging lens parallel rays to come together. the point at which the parallel Ray's of light meet is called focal point.

c. virtual image

d. optic nerve

e. ciliary muscle

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Answer 2

Parts of the eye

Explanation:

Parts of the eye:

(a) which controls the amount of light entering the eye -- The Iris.

(b) which converges light rays to form the image -- the lens.

(c) on which image is formed. -- retina.

(d) which carries the image to brain. -- optic nerve

(e) which changes the curvature (or thickness) of eye-lens to focus objects lying at various distances. -- The ciliary muscles