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Cohesion and transpiration pull theory w...

Cohesion and transpiration pull theory was originally proposed by:

A

Unger and Sachs

B

Xavier and Dixon

C

Boehm and Jolly

D

Dixon and Jolly

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

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  2. The capillary theory was suggested by :

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

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  4. Loss of water from mesophyll cells causes:

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

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  6. The length and breadth of stomata is:

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

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

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

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

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

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

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  13. The transpiration in plants is a''necessary ecil'' as stated by:

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  14. Sink in plants which receives food from source is:

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  15. Activated diffusion theory was first proposed by:

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  16. From siece elements sucrose is translocated into sink organs such as r...

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  17. In which plant ,the petioles are flatterned and widened ,to become phy...

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  18. Match the following :

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  19. Hydathodes are generally present in plants that grow in:

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  20. Ganongs potometer is used to measure:

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