Is it true that the iris controls the size and diameter of the pupil?

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True

False

answer is A.

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Detailed Solution

The above statement is true.
Iris is a thin structure present in the anterior part of the eye lens. The part of the eye that controls the amount of light entering into the eye is the iris, and the part of the eye which forms a real, inverted image of the object formed on it is the retina.
Iris is to regulate the amount of light that can enter the retina.
The iris controls the size of the pupil to regulate the amount of light entering the eye.

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