Answers OC27 EarthSpace Sci-2001310-S1-Nelson Structure and Composition of the AtmosphereQuestion 2

2

QuizMultiple Choice

Structure and Composition of the Atmosphere

Question 2 • (OC27) Earth/Space Sci-2001310-S1-Nelson

Which describes one of oxygen's roles in Earth’s atmosphere?

Answer

A

allows fuels to burn

B

forms clouds that produce rain

C

is the gas that animals exhale

D

is used by plants to produce food

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