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OpenStudy (anonymous):
Which component of the earth’s atmosphere is decreased due to photosynthesis? A.ozone B.oxygen C.hydrogen peroxide D.carbon dioxide
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OpenStudy (abhisar):
because photosynthesis uses CO2 to synthesise glucose
OpenStudy (abhisar):
Hence CO2 will decrease
OpenStudy (anonymous):
so what is the answer ?
OpenStudy (anonymous):
its carbon dioxide
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