science
Grade6
Easy
Question
The size of the pupil is controlled by the ___.
- Cornea
- Eye lens
- Iris
- Retina
Hint:
The size of the pupil is controlled by the iris
The correct answer is: Iris
- The pupil is the opening in the center of the iris.
- The size of the pupil determines the amount of light entering the eye.
- Pupil size is controlled by the iris dilator and sphincter muscles.
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