Question

describe the mechanism of opening and closing of stomatal pore​

Answer 1

The opening and closing depend upon the turgor pressure in the guard cells. The swelling of guard cells due to absorption of water causes The opening of stomatal pores while shrinking of guard cells closes the pores. Opening and closing of stomata occur due to turgor changes in guard cells.

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Answer 2

Answer:

The opening and closing depends upon the turgor pressure in the guard cells. The swelling of guard cells due to absorption of water causes opening of stomatal pores while shrinking of guard cells closes the pores. Opening and closing of stomata occurs due to turgor changes in guard cells