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Wilting in plants occurs when...

Wilting in plants occurs when

A

Phloem is blocked

B

Xylem is removed/blocked

C

Pith is removed

D

A few leaves are removed

Text Solution

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The correct Answer is:
B
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DINESH PUBLICATION ENGLISH-TRANSPORT IN PLANTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS
  1. Guard cells differ from epidermal cells in having

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  2. Active K^(+) exchange mechanism for opening and closing of stomata was...

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  3. Wilting in plants occurs when

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  4. Guttation is the process of elimination of water from plants through

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  5. Which of the following is used to determine the rate of transpiration ...

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  6. What is the action spectrum of transpiration ?

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  7. Water drops present on leaf margins of Tropaeolum, Balsam and grasses ...

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  8. Stomatal opening is under the control of

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  9. Maximum transpiration takes place from

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  10. In which type, the stomata are present exclusively on the upper surfac...

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  11. Number of stomata present per cm^(2) of a common leaf is aboout

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  12. Which is produced during water stress that brings about stomatal closu...

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  13. In which of the following plants metabolism would be hindered if leave...

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  14. The following percentage of water absorbed by herbaceous plants is los...

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  15. Transpiration is least in (a) Good soil moisture (b) High wind velo...

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  16. Transpiration is high under

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  17. Potometer is a device used for measuring rate of

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  18. Wilting appears due to excessive

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  19. Transpiration is regulated by movements of

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  20. Transpiration differs from evaporation in

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