- 1. The _________ is the black circle in the middle of the iris.
A) optic
B) iris
C) retina
D) pupil
- 2. The pupil will shrink and grow to control how much ________eneters the eye.
A) air
B) water
C) oxygen
D) light
- 3. True or False: The eye is the fastest moving muscle in our body.
A) True
B) False
- 4. There are _________ working parts to our eyes.
A) 1 million
B) 3 million
C) 4 million
D) 2 million
- 5. What is the most common eye color?
A) brown
B) green
C) blue
D) brown
- 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) far-sighted
B) near-sighted
- 9. Eye _______ are used to check the health of your eyes.
A) color
B) redness
C) exams
- 10. ________ sends signal to the brain to understand visual information.
A) retina
B) pupil
C) iris
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