Question

Why stomata is like opening and closing pores?​

Answer 1

Stomata are pres that are cover with guard cells. They open when too much of water is present in the plant and needs to be let out. They close when there is already less moisture in the plant and doesn't want to lose any more in transpiration.

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Answer 2

Answer:

The opening and closing of stomata is controlled by the 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 loses water, they shrink and become flacid and straight thus closing the stomata