Jan. 16th SAT Questions

1. Which cells in the body fight disease?

a. red blood cells

b. white blood cells

c. liver cells

d. bone cells

2. Which small components of the respiratory system are responsible for the movement of oxygen through the blood?

a. bronchi

b. alveoli

c.nephrons

d. arteries

3. The eye allowa us to see light, which allows us to see objects. Which part of the eye allows light to enter?

a. the lens

b. the retina

c. the cornea

d. the pupil

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