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Which of the following plays no role in ...

Which of the following plays no role in the movement of water through the xylem of plants ?

A

Capillarity

B

Root pressure

C

`H^(+)//ATP`ase pump at xylem membrane

D

Transpiration pull

Text Solution

Verified by Experts

The correct Answer is:
C
Xylem elements are dead cells thus, active transport via membrane do not take place in them.
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ARIHANT NEET-TRANSPORT IN PLANTS -Chapter exercises A. Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. Water absorbed by root hairs of a plant can rise to the highest point ...

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  2. The value of transpiration tension and negative hydrostatic pressure i...

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  3. Which of the following plays no role in the movement of water through ...

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  4. A root concentrates minerals by

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  5. Like many plant processes, transport of various materials in plants ao...

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  6. Diffusion helps in

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  7. The maximum diffusion pressure is that of

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  8. Osmosis is defined as the process, in which

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  9. A membrane, which permits the solvent and not the solute to pass throu...

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  10. In an osmoscope of fresh and peeled potato, concentrated sugar solutio...

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  11. osmotic pressure is responsible for the turgidity of plant cells. It p...

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  12. Seeds when soaked in water imbibe it because

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  13. Which of the following is an example of imbibition?

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  14. With rise in turgidity, wall pressure will

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  15. Addition of a solute to pure water causes

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  16. The water potential is

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  17. Water potential measures the tendency of water to

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  18. Mark the correct relationship

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  19. The direction of movement of water from outside into the cell and also...

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  20. Turgor pressure becomes equal to the wall pressure when

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