WITH THE HELP OF DIGRAM EXPLAIN OXYGEN CYCLE:-
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The atmosphere contains about 21% oxygen. ... The atmospheric oxygen enters the living organisms, as a gas required in respiration. During this process carbon dioxide and water are formed.
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ᴍᴀʀᴋ ʙʀᴀɪɴʟɪꜱᴛ
Answered by
2
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The atmosphere contains about 21% oxygen. ... The atmospheric oxygen enters the living organisms, as a gas required in respiration. During this process carbon dioxide and water are formed.
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