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According to the transpiration cohesion ...

According to the transpiration cohesion theory, the upward pull of water is transmitted to other water molecules by cohesion, which is caused by

A

hydrogen bonds

B

hydrophilic cell walls

C

turgor pressure

D

osmosis

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The correct Answer is:
A
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ARIHANT NEET-TRANSPORT IN PLANTS -Chapter exercises A. Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. Root pressure, which plays a small role in xylem flow, is caused by

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  2. Ascent of sap by transpiration pull breaks due to

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  3. According to the transpiration cohesion theory, the upward pull of wat...

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  4. Which contributes most to the transport of water from the soil to the ...

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  5. In transpiration

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  6. The cavity formed outside the guard cells of leaf is named as

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  7. Guard cells cannot assimilate food, because of the absence of

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  8. Starch gets converted into glucose in guard cells, when

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  9. In the mechanism of opening of stomata, the important factor is

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  10. Common between guard cells and mesophyll cells is

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  11. According to Steward, ATP is used in stomatal mechanism during

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  12. According to Sayere and Scarth, the opening and closing of stomata is ...

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  13. The lower surface of leaf will have more number of stomata in a

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  14. Increase in CO(2) concentration around leaf results in

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  15. Which of the following is responsible for the closing of stomata ?

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  16. In mesophytes, maximum transpiration occurs through

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  17. Plants growing on hills show

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  18. Which one of the following will not directly affect transpiration?

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  19. Maximum transpiration occurs in

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  20. Transpiration is minimised by the deposition of

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