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Transport In Plants

Question

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Write note on solute potential.

Solution

Solute potential or Ψs: It is the reduction in water potential of a solution due to the dissolution of solute. It is always negative. as the presence of solute lowers the water potential of a solution as compared to pure water. For a solution at atmospheric pressure (water potential)
Ψw = (solute potential) Ψs.

Some More Questions From Transport in Plants Chapter

Give the term for the ability to rise in thin tubes.

What is capillarity ?

Name the two forces responsible for the rise of water in a capillary tube.

Which force is first operative in translocation of water through capillarity : cohesive force or adhesive force ?

Name the driving force for water movements in plants.

What are the two factors which affect osmosis?

What is the condition of having more stomata on the lower surface called?

Name the plant having more stomata on lower surface than on upper surface.

Name the plant having equal number of stomata on both surfaces.

Name the substance which has maximum imbibition capacity.

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