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Which of the following theory cannot explain the ascent of sap in tall trees.

Root pressure and Transpiration pull
Root pressure and capillarity
Capillarity and Transpiration
Capillarity and physical force theory
Additional Questions

Which one gives the most valid explanation for guard cell movements?

Answer

Stomatal opening is under the control of

Answer

Rate of transpiration is highest when

Answer

Which wall of the guard cells is thick?

Answer

Who said that ‘transpiration is a necessary evil"?

Answer

Transpiration occurs from

Answer

Transpiration differs from evaporation in

Answer

Water enters into root hairs from the soil on account of ________.

Answer

Transpiration occurs through

Answer

Cohesion theory of ascent of sap was proposed by

Answer
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