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Cohesion transpiration pull theory opera...

Cohesion transpiration pull theory operates in

A

Active absorption

B

Passive absorption

C

Active and passive absorption

D

Apoplastic movements

Text Solution

Verified by Experts

The correct Answer is:
B
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DINESH PUBLICATION ENGLISH-TRANSPORT IN PLANTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS
  1. Which of the following is not related with transpiration pull theory ...

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  2. Which of the following scientiste is credited with the mechanism of op...

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  3. Cohesion transpiration pull theory operates in

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  4. Water absorption of root hairs occurs until

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  5. According the Steward's starch hydrolysis theory, which one of the fol...

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  6. Compare the statements a and b Statement a. To counteract the increase...

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  7. Cell A and cell B are adjacent plant cells. In cell A Psi(s)=-20 bars ...

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  8. Which one is the driving force for the process of passive absorption o...

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  9. Solute Potential of a solution is always

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  10. Stomata opening and closing is due to

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  11. Attraction of water molecules to polar surfaces is known as

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  12. Given below is diagram of stomatal apperatus. Which option identifies ...

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  13. Apoplast is the system of adjacent cell walls that is continuous throu...

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  14. A negative effect of transpiration is

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  15. What causes opening of stomata

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  16. Movement of water from higher water potential to lower water potential...

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  17. Which of the following is not a purpose of transpiration

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  18. Which of the following is a rapid type of water absorption?

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  19. Which is not directly connected with ascent fo sap?

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  20. Tracheids are less efficient than vessels due to

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