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Which of the following physical forces i...

Which of the following physical forces is supposed to be responsible for the ascent of sap ?

A

Capillary force

B

imbibition

C

Transpiration pull and cohesion

D

root pressure

Text Solution

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The correct Answer is:
C
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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. In a girdled plant, which of the following dies first ?

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  2. The force of tension cohesion exceeds root pressure on a

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  3. Which of the following physical forces is supposed to be responsible f...

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  4. Water absorbed by root hairs of a plant can rise to the highest point ...

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

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

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  7. A root concentrates minerals by

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

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  9. Diffusion helps in

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  10. The maximum diffusion pressure is that of

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  11. Osmosis is defined as the process, in which

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

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

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

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  15. Seeds when soaked in water imbibe it because

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

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  17. With rise in turgidity, wall pressure will

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  18. Addition of a solute to pure water causes

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  19. The water potential is

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  20. Water potential measures the tendency of water to

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