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Eye

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Question

________ is a part of the eye that controls the size of the pupil.

A

Iris

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B

Cornea

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C

Sclera

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D

Retina

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Solution

The correct option is A Iris
The size of the pupil is regulated by the activity of the radial and circular muscles present in the iris of the eye. When the circular muscles contract, the size of the pupil decreases and contraction of radial muscles increases the size of the pupil.

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