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Iris

The size of t...

Question

The size of the pupil of the eye is adjusted by :
(a) cornea (b) ciliary muscles (c) optic nerve (d) iris

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Solution

(d) The size of the pupil of the eye is adjusted by :
(a) cornea (b) ciliary muscles (c) optic nerve (d) iris

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The change in converging power of an eye-lens is caused by the action of:

(a) iris

(b) ciliary muscles

(c) optic nerve

(d) retina

Q. The white part of eye is called
(a) pupil
(b) iris
(c) cornea
(d) sclera

Q. The size of the pupil of the eye is adjusted by:
(a) cornea
(b) ciliary muscles
(c) optic nerve
(d) iris

What is the function of the following -

a - pupil

b- cornea

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e - eye lids

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What is :-
1. Cornea
2. Retina
3. Lens
4. Ciliary muscles
5. Pupil
6. Iris
7. Optic nerves
8. Near point
9. Far point
10. Myopia
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