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Kramer (1949) recognised two distinct m...

Kramer (1949) recognised two distinct mechnisms,which independently operate in the absorption of water in plants are:

A

Osmosis and diffusion

B

Imbibition and diffusion

C

diffusion and absorption

D

Active absorption and passive absorption

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The correct Answer is:
D
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PREMIERS PUBLISHERS-TRANSPORTATION IN PLANT-OTHER IMPORTANT QUESTIONS & ANSWERS (i.Choose the correct answer)
  1. Diffusion Pressure Deficit (DPD) Was termed by Meyer in:

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  2. The root hairs are:

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  3. Kramer (1949) recognised two distinct mechnisms,which independently o...

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  4. Indicate the correct statements: (i)The cell sap concentration in xy...

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  5. When respiratory inhibitors like KCN Chlorodorm are applied:

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  6. Relay pump theory was put forth by ........... .

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  7. Pulsation theory was proposed by .

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  8. The term 'root pressure' was coined by:

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  9. Indicate the correct statements: (i)Roots pressure is absent in gymn...

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  10. The capillary theory was suggested by :

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  11. Cohesion and transpiration pull theory was originally proposed by:

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  12. Loss of water from mesophyll cells causes:

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  13. The water may move through the xylem at the rate as fast as:

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  14. The length and breadth of stomata is:

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  15. The opening and closing of stomata depends upon the change in pH of gu...

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  16. Who did observe that stomata open in light and close in the night:

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  17. the phosphory enzyme in guard cells supports the strach-sugar inter co...

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  18. Low pH and a shortage of water in th e guard cell activate the stress ...

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  19. Accumulation ofCO(2) in plant cell during dark:

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  20. Phenyl Mercuric Acetate(PMA),When applied as a foliar spray to plant:

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