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What is the action spectrum of transpira...

What is the action spectrum of transpiration ?

A

Green and ultraviolet

B

Orange and red

C

Bule and far red

D

Bule and red

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Verified by Experts

The correct Answer is:
D
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DINESH PUBLICATION ENGLISH-TRANSPORT IN PLANTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS
  1. Guttation is the process of elimination of water from plants through

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

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  3. What is the action spectrum of transpiration ?

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

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  5. Stomatal opening is under the control of

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  6. Maximum transpiration takes place from

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

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

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

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

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

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

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  13. Transpiration is high under

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  14. Potometer is a device used for measuring rate of

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  15. Wilting appears due to excessive

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  16. Transpiration is regulated by movements of

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  17. Transpiration differs from evaporation in

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  18. Rate of transpiration is reduced with

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  19. Guttation is mainly due to

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  20. Which one of the following plants keep its stomata open during the nig...

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