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Root pressure development is responsible...

Root pressure development is responsible for a physiological process occurring frequently in the morning after a moist nd warm night , it is called

A

1.guttation

B

2.bleeding

C

3.exudation

D

4.transpiration

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The correct Answer is:
A
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[A]: Root pressure is largely responsible for ascent of sap in harbaceous plants. [R]: Root pressure develops due to DPD & is maintained by the living cells.

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TRUEMAN BIOLOGY-TRANSPORT IN PLANTS-Multiple Choice Questions
  1. Which one will reduce rate of transpiration ?

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  2. Hydathodes occur on

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  3. Root pressure development is responsible for a physiological process o...

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  4. The water that comes out during guttation is

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  5. Which is the most important factor in regulation of transpiration

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  6. Antitranspirants

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  7. Spraying plant surfaces with silicon emulsion and phenyl mercuric ace...

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  8. Percentage of water left in the soil when plant wilts is known as

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  9. What is the action spectrum of transpiration ?

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  10. Which is produced during water stress that brings stomatal closure?

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  11. An important factor in stomata opening is

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  12. Which of the following wall of guard cells is thick 1. Lateral 2. In...

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  13. What shall be the sequence of events during wilting of a plant 1. Endo...

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  14. Conversion of starch to organic acids is required for

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  15. Enzyme connected with opening and closing of stomata is 1. Rubisco ...

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  16. Match the apparatus with function 1. a-iv, b-i,c-ii,d-iii 2. a-i...

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  17. Lenticels and hydathodes are small pores with following common attribu...

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  18. Epithem is 1. associated with guttation 2. a group of loosely arran...

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  19. Epidermal cells containing chloraplasts are

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  20. Match the experiment listed under Column I with the aim of the experim...

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