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Which of the following is against concen...

Which of the following is against concentration gradient?

A

Transpiration

B

Translocation

C

Diffusion

D

Osmosis

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CHETANA PUBLICATION-PLANT WATER RELATION-Exercise
  1. Water is absorbed when outside solution is ...........

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  2. Osmosis involves ........

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  3. Which of the following is against concentration gradient?

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  4. The pressure exerted by cell wall to balance the turgor pressure is ca...

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  5. If cells completely lack turgor pressure, they are said to be ...........

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  6. Larger molecules (bulk flow?) are taken into cell by ...............

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  7. Root hair will absorb water when external solution is........

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  8. Absorption of water involving the activity of root is called.............

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  9. Uptake of water at the expenses of metabolic energy is known as..........

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  10. Which of the following is the major source of water for land plants?

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  11. Maximum transpiration occurs through ......

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  12. Water in plants rises through.........

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  13. Guard cells are associated with......

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  14. Wooden doors swell up and get stuck up during rainy season due to .......

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  15. Opening and closing of stomata is due to the ....

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  16. Solution outside a cell has higher concentration than cell sap the sol...

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  17. Chlorosis results from the deficiency of ..........

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  18. Critical elements are ......

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  19. Which of the following is trace element ?

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  20. Which of the following is a macronutrient?

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