Multiple choice

The part of the eye responsible for its characteristic colour is the

  1. pupil

  2. iris

  3. cornea

  4. choroid
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The iris is the colored part of the eye, responsible for eye color (brown, blue, green, etc.). It contains pigmented cells and muscles that control the size of the pupil. The pupil is the black opening, cornea is the clear front surface, and choroid is the vascular layer behind the retina.

Keep practicing — related questions