- 1. The _________ is the black circle in the middle of the iris.
A) iris
B) pupil
C) retina
D) optic
- 2. The pupil will shrink and grow to control how much ________eneters the eye.
A) oxygen
B) light
C) air
D) water
- 3. True or False: The eye is the fastest moving muscle in our body.
A) False
B) True
- 4. There are _________ working parts to our eyes.
A) 4 million
B) 1 million
C) 2 million
D) 3 million
- 5. What is the most common eye color?
A) brown
B) blue
C) brown
D) green
- 6. True or False: The cornea is the thin clear layer that covers the iris.
A) True
B) False
- 7. What do we call people who can't see far?
A) near-sighted
B) far-sighted
- 8. What do we call people who can't see near?
A) near-sighted
B) far-sighted
- 9. Eye _______ are used to check the health of your eyes.
A) redness
B) exams
C) color
- 10. ________ sends signal to the brain to understand visual information.
A) iris
B) pupil
C) retina
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