Biology, asked by taneesha87, 10 months ago

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Answered by Omsaisingh
1

The answer is Absopotion of CO2

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Answered by vindhyachalacademybh
1

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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