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Which of the following is called necessa...

Which of the following is called necessary evil?

A

Osmosis

B

Absorption

C

Transpiration

D

Photosynthesis

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CHETANA PUBLICATION-PLANT WATER RELATION-Exercise
  1. Rate of water absorption can be increase through ........

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  2. Rate of water absortion is slow near freezing point because ..........

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  3. Which of the following is called necessary evil?

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  4. "Transpiration is a necessary evil" was given by .... .....

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  5. Transpiration occurs in ..........

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  6. In plants, the process of transpiration helps in ..........

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  7. In lenticular transpiration, loss of H2O in the form of water vapour i...

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  8. Which of the following is not a the type of transpiration ?

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  9. The rate of transpiration is practically nil during ............

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  10. Minimum transpiration is found in ..........

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  11. Wilting appears due to excessive............

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  12. Stomata in angiosperms open and close due to ........

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  13. Which of the following is the most likely cause for wider opening of s...

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  14. Transpiration pull will be maximum under which of the following condit...

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  15. In which of the following situation, the stomata transpiration exhibit...

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  16. In hypertonic solution, the water potential of a cell...........

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  17. A cell is plasmolyzed after being kept in a hypertonic solution. What ...

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  18. Water is absorbed when outside solution is ...........

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  19. Osmosis involves ........

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  20. Which of the following is against concentration gradient?

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