Question

During the process of making food, most of oxygen is released in the

atmosphere​

Answer 1

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Oxygen has been released mainly by photosynthesis, which involves the consumption of carbon dioxide. Most photosynthesis does not make a lasting contribution to atmospheric oxygen, because the products of photosynthesis undergo decay and oxidation, consuming as much oxygen as was produced in their production.

Answer 2

Explanation:

Oxygen has been released mainly by photosynthesis, which involves the consumption of carbon dioxide. Most photosynthesis does not make a lasting contribution to atmospheric oxygen, because the products of photosynthesis undergo decay and oxidation, consuming as much oxygen as was produced in their production.