What component of Earth's atmosphere exists entirely as a result of photosynthesis? O oxygen gas O water vapor O nitrogen gas O carbon dioxide gas

asked Apr 1, 2023 189k views

5 votes

What component of Earth's atmosphere exists entirely as a result of photosynthesis?

O oxygen gas
O water vapor
O nitrogen gas
O carbon dioxide gas

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8 votes

Oxygen gas. During photosynthesis a plant takes in carbon dioxide and releases oxygen.

Ray Hulha answered Apr 3, 2023

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13 votes

Answer:

oxygen gas

Step-by-step explanation:

because oxygen is needed for life on Earth

MisutoWolf answered Apr 5, 2023

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