Mystery Science Quiz: How the Eye Works

Which letter represents the retina?

• A

• B

• C

• D

Which letter represents the iris?

• A

• B

• C

• D

Which letter represents the pupil?

• A

• B

• C

• D

Which letter represents the cornea lens?

• A

• B

• C

• D

Why do some people have blurry vision? Mark all that apply.

• They can hear better than blind people.

• Their eyeball is too short.

• Their eyeball is too long.

• Scientists don't know.

• Correct answer is not listed.

How does light enter the eye?

• Through the retina.

• Through the iris.

• Through the pupil.

• Correct answer not listed.

Mark all that apply. The pupil is _______.

• a black dot marked on the surface of the iris

• a hole into the eye.

• where light enters the eye.

• the colored part of the eye named after the Greek goddess for rainbow.

• the white part, or sclera, of the eye.