Q. The muscular diaphragm that controls the size of the pupil is?

A
Cornea
B
Ciliary muscles
C
Iris
D
Retina
Solution:

Iris control the size of pupil

The colored part of the eye which helps regulate the amount of light entering the eye.

When there is bright light, the iris closes the pupil to let in less light. And when there is low light, the iris opens up the pupil to let in more light.

Entri Contact Image

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