Question

How do guard cells regulate opening and closing of stomatal pores ?
CBSE_EXEMPLAR
CLASS X
(PLEASE GIVE KNOWN ANSWER)

Answer 1

Answer:

the opening and closing of the pore is a function of guard cells. the guard cells swell when water flows into them, causing the stomatal pore to open. Similarly the pore closes if the guard cells shrink.

Explanation:

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Answer 2

Answer:

The opening and closing of the stomata are controlled by guard cells.When water flows into the guard cells,they swell up and the curved surface causes the stomata to open.When the guard cells lose water, they shrink and become flaccid and straight thus closing stomata.

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