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Transport In Plants

Question
CBSEENBI11002296
Wired Faculty App

Transpiration and root pressure cause water to rise in plant by?

  • pulling it upward

  • pulling and pushing it, respectively

  • pulling it upward

  • pushing and pulling it, respectively

Solution

B.

pulling and pushing it, respectively

Transpiration causes water to rise in plants by pulling through xylem elements.
Root pressure causes water to rise in plants by pushing water in xylem components. 
So, the rise of water in plants is done by pulling and pushing via transpiration and root pressure respectively.

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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