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Stomata: Opening and Closing

During day-ti...

Question

During day-time, the stomata are wide open primarily for the intake of ___________ for photosynthesis.

A

O₂

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B

CO₂

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C

N

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D

none of these

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Solution

The correct option is B
CO₂

During day-time, the stomata are wide open primarily for the intake of $C O_{2}$ for photosynthesis. During photosynthesis, carbon dioxide is taken in from the atmosphere through the stomata and oxygen is released as a waste product.

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