Question

explain how does the guard cell play an important role in exchange of gases​

Answer 1

Answer:

Plants 'breathe' and 'sweat' through their stomata, which are regulated by guard cells. Guard cells have a very important job because by opening and closing stomata, they facilitate gas exchange for photosynthesis and help minimize water loss.

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Answer 2

Answer:

When guard cells take up water , they swell up , due to this the stomata opens and exchange of gases start . But when there is less water , guard cells shrink and stomata closes resulting in the stop of transpiration ( exchange of gases )

Explanation:

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