Transpiration is manifestation of

turgor pressure

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wall pressure

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root pressure

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None of these

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Solution

The correct option is A
turgor pressure

The loss of water from the living tissue of aerial parts of plant in the form of water vapour is called transpiration. More than 95% of total loss of water takes place through stomata. Opening and closing of stomata occurs due to turgor change in guard cells. Therefore, transpiration is manifestation of turgor pressure.

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Similar questions

Q. Turgor pressure becomes equal to wall pressure then

Q. Pressure exerted by cell wall to balance turgor pressure is called

The pressure of the cell contents on the cell wall is called wall pressure and the pressure exerted by the cell wall on the cell content is called turgor pressure.

Q. Define : Root pressure / Transpiration pull / Cohesion / Vital theories.

Q. Differentiate between the following:
(a) Turgor pressure and wall pressure
(b) Imbibition and osmosis

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