How do the guard cells regulate opening and closing of stomatal pores ?

Open in App

Solution

The opening and closing of stomatal pores is regulated by guard cells by increasing or decreasing the amount of water in them. When water enters the guard cells, they become turgid. This results in opening of stomata) pore. When water exits from the guard cells, they become flaccid. This results in closing of stomata.

Suggest Corrections

Similar questions

The opening and closing of the stomatal pores depends upon :
(a) oxygen (b) water in guard cells (c) temperature (d) concentration of $C O_{2}$ in stomata

(a) How do guard cells regulate opening and closing of stomata! pores ?
(b) Two similar green plants are kept separately in oxygen free containers, one in dark and the other in continuous light. Which one will live longer ? Give reasons.

Q. How do the guard cells regulate opening and closing of stomatal pores?

How do the guard cells regulate opening and closing of stomatal pores? Explain with the help on diagram.

Q. Assertion: Opening and closing of stomata is controlled by guard cells.
Reason: Shrinking of guard cells results in the opening of stomatal pore.

Join BYJU'S Learning Program