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Which factor does not contribute to stma...

Which factor does not contribute to stmatal opening

A

Light Low pH

B

Low pH

C

Reduced `CO_(2)`

D

Water

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The correct Answer is:
A
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DINESH PUBLICATION-TRANSPORT IN PLANTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS
  1. Pressure potential in a plasmolysed cell is

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  2. Maximum transpiration occurs in

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  3. Which factor does not contribute to stmatal opening

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  4. Chambers I and II are seperated by a senipermeable membrans. Study the...

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  5. Select the matched ones (i) Guttation-Water loss in liquid phase (ii)...

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  6. Which condition favours guttation

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  7. Number of stomata and epidermal cells in 1nm^(2) area of abaxial surfa...

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  8. Components of water potential of four cells of an acitvely transpirin...

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  9. When concentration of solute is low in plant cell, absorpion of water ...

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  10. Water potential of pure water at standard temperature is equal to

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  11. In a plant cell DPD is zero when it is ………..

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  12. Choose the wrong statemnt

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  13. Osmotic expansion of a cell kept in water is chiefly regulated by

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  14. The number of stomatal pores per cm^(2) of leaf surface are in the ran...

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  15. Match and find the correct combination

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  16. The correct ascending squence with respect to their water potential is...

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  17. Find out the correct pair of statements (i) In completely plas...

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  18. A column of water within xylem vessels of tall trees does not break un...

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  19. Water potential gradient between absorbent and the liquid imbibed is ...

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  20. Which of the following is not correct mass flow hypothesis

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