Opening and closing of stomata is due to

Life Processes (10)

Opening and closing of stomata is due to:

  1. High pressure of gases inside the cells.
  2. Movement of water in and out of the guard cells.
  3. Stimulus of light in the guard cells.
  4. Diffusion of CO2 in and out of the guard cells.

Answer

(B) Movement of water in and out of the guard cells.

  • Exam Year: 2023
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