How is oxygen in air renewed
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the oxygen which is utilised by animals by the process of respiration is renewed by plants.they make there food by process of photosynthesis and oxygen is released in this process...hope i answered correctly........do mark as brainliest
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oxygen is used by living organisms for cellular processes and carbon dioxide is returned to the air.
plants use this carbon dioxide for photosynthesis
hence oxygen is renewed
plants use this carbon dioxide for photosynthesis
hence oxygen is renewed
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