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What component of Earth’s atmosphere exists entirely as a result of photosynthesis? A)oxygen gas B)water vapor C)nitrogen gas D)carbon dioxide gas
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What component of Earth’s atmosphere exists entirely as a result of photosynthesis?

A)oxygen gas


B)water vapor


C)nitrogen gas


D)carbon dioxide gas

User Wsgg
by
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2 Answers

3 votes

Answer:

A

Step-by-step explanation:

User Jacinta
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4 votes
Hello, the correct answer is A because plants use carbon dioxide and transform it into oxygen gas.
User Franksort
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