What is the definition of turgor pressure in a plant cell?

What is the definition of turgor pressure in a plant cell?
  1. The pressure exerted by the protoplasts due to entry of water against the rigid walls
  2. The pressure exerted by the cell wall against the cytoplasm
  3. The pressure of the cytoplasm against the cell membrane
  4. The pressure of the external solution against the cytoplasm

Solution

Turgor pressure is defined as the pressure exerted by the protoplasts due to entry of water against the rigid walls.

Asked in: NCERT

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