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Cornea in human eye

June 1, 2025 by rawan239

Cornea in human eye

is a light sensitive screen.

is a muscular diaphragm.

contains blood vessels.

is composed of proteins and cells.

This question was previously asked in

UPSC NDA-2 – 2021

Download PDF Attempt Online

The correct answer is D) is composed of proteins and cells.

The cornea is the transparent outer layer at the front of the eye. It is composed of highly organized layers of collagen proteins and specialized cells, which contribute to its transparency and structural integrity.

The retina (A) is the light-sensitive screen at the back of the eye. The iris (B) is a muscular diaphragm that controls the size of the pupil. The cornea (C) is avascular, meaning it does not contain blood vessels, which is crucial for its transparency.

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