What is the coloured ring of tissue behind the cornea called that regulates the amount of light ente...........

Current GK (MTS) General Science

What is the coloured ring of tissue behind the cornea called, that regulates the amount of light entering the eye, by adjusting the

size of the pupil?

This questions was previously asked in

SSC MTS 8th October 2021 Shift-3

Fovea

Retina

Choroid

Iris

- Correct Answer: Option 4, Iris

- The iris is the colored part of the eye behind the cornea. It controls the amount of light entering the eye by changing the pupil's size.

- Option 1: Fovea

- The fovea is a small depression in the retina where visual acuity is highest.

- Option 2: Retina

- The retina is the light-sensitive layer at the back of the eye. It captures images and sends them to the brain.

- Option 3: Choroid

- The choroid is a layer containing blood vessels, located between the retina and the sclera, providing nutrients and oxygen.

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