Science, asked by Anonymous, 6 months ago

All living beings breathe oxygen. but the percentage of oxygen does not decrease. Why

Answers

Answered by krishshazia
4

Because plants give out oxygen and take carbon dioxide which maintain the amount of oxygen in atmosphere.

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Answered by vaishaligonnade1981
1

Explanation:

ITS BECAUSE IT IS REPLACED BY THE OXYGEN GIVEN BY PLANTS AND TREES

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