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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Upper Elementary Science - I
2.44 The Circulatory System

Q 1: The _____ pumps the blood.

Q 2: ____ carry oxygen from the lungs to all the cells of the body.
Bone marrow cells
Red blood cells
White blood cells

Q 3: _____ are like soldiers protecting the body.
Red blood cells
White blood cells

Q 4: Inside the heart are four hollow chambers. Each chamber is a little pump. The pumping pushes blood all around your body.

Q 5: When you put your hand on your chest or when doctor listens to your heart with a stethoscope you hear a _____.
nerve signal
heart beat
brain wave

Q 6: Blood circulates all around your body in about ____ minutes.
10 or 20
1 or 2
100 or 200

Q 7: _____ are vessels that carry blood away from the heart.

Q 8: The heart stops beating at night time.

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Question 10: This question is available to subscribers only!

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