Biology, asked by taneesha87, 9 months ago

PLEASE help me fast...

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Answered by Omsaisingh

The answer is Absopotion of CO2

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Answered by vindhyachalacademybh

Answer:

KOH (Potassium Hydroxide) absorbs carbon dioxide. The leaf inside the bottle containing KOH solution does not become blue black when compared with the leaf which is exposed to atmospheric air. This shows that carbon dioxide is necessary for photosynthesis.

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