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The osmotic expanison of a cell kept in ...

The osmotic expanison of a cell kept in water is chiefly regulated by

A

Mitochondria

B

Vacuoles

C

Plastids

D

Ribosomes

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The correct Answer is:
B
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MODERN PUBLICATION-TRANSPORT IN PLANTS-COMPETITION FILE (MULTIPLE CHOICE QUESTIONS)
  1. Osmotic pressure of pure water is

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  2. When turgidity is lost in guard cells the stomatal pore

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  3. The osmotic expanison of a cell kept in water is chiefly regulated by

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  4. The phenomenon of water moving out of cell an plasma membrane shrinkin...

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  5. In a plant cell DPD is zero when it is ………..

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  6. The number of stomatal pores per cm^(2) of leaf surface are in the ran...

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  7. transport proteins of endodermal cells are control point where a plan...

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  8. Water potential gradient between the absorbent and the liquid imbibed ...

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  9. Which of the following is not correct in mass flow hypothesis ?

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  10. Water vapour comes out from the plant leaf through the stomatal openin...

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  11. Specialised epidermal cells surrounding the guard cells are called

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  12. A few drops of sap were collected by cutting across a plant stem by a ...

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  13. The water potential of pure water is

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  14. Root hairs develop from the region of

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  15. Which of the following facilitates opening of stomatal aperture?

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  16. Stomata in grass leaf are

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  17. If the concentration of external solution is more than the cytoplasm, ...

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  18. Water is released as droplet this is known as :

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  19. Stomata of a plant open due to

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  20. Plasmodemata connections help in

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