Question

Match the following.
1. Lungs
a. Helps release energy from food
2. Oxygen
b. Rich in oxygen
3. Carbon dioxide
c. Exchange of gases takes place
4. Inhaled air
d. Given out as a waste product during respiration​

Answer 1

The answer is
1-c
2-a
3-d
4-b

Answer 2

Explanation:

1. c
2. a
3. d
4. b

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