Multiple choice

The eye is the organ of vision. Which of the following parts of the mammalian eye governs the total amount of light entering into the eye?

  1. Cornea

  2. Iris

  3. Eye lens

  4. Blind spot

  5. Retina
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The iris is a flat and ring-shaped membrane behind the cornea of the eye. It regulates the amount of light entering the eye. It regulates the light by adjusting the size of the pupil.

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