Question

what is oxygen cycle​

Answer 1

Explanation:

Oxygen cycle, circulation of oxygen in various forms through nature. Free in the air and dissolved in water, oxygen is second only to nitrogen in abundance among uncombined elements in the atmosphere. Plants and animals use oxygen to respire and return it to the air and water as carbon dioxide (CO2).

Answer 2

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Question:-

what is oxygen cycle?

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Answer:-

Circulation and recycling of oxygen within the biosphere is called the oxygen cycle.

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