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Question

Which of the following parts of the eye is similar to the diaphragm in the camera?

A
Retina
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B
Pupil
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C
Iris
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D
Cornea
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Solution

The correct option is C Iris
Diaphragm in a camera controls the amount of light that enters in it. Similarly, iris in human eye controls the size of the hole i.e. the pupil, through which light enters our eye.

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