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Guard cells help in...

Guard cells help in

A

Transpiration

B

Guttation

C

Fighting against infection

D

Protection against grazing

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The correct Answer is:
A
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AAKASH INSTITUTE-TRANSPORT IN PLANTS -Assignment (Section C) Previous Year Questions
  1. Which one of the following structures between two adjacent cells is an...

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  2. Given below is the diagram of a stomatal apparatus . In which of the f...

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  3. Guard cells help in

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  4. The rupture and fractionation do not usualy occur in the water column ...

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  5. Two cells A and B are contiguous. Cell A has osmotic pressure 10 atm, ...

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  6. The translocation of organic solutes in sleve tube membres is supportt...

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  7. Potometer works on the principle of

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  8. When water enters in roots due to diffusion, it is termed as

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  9. When water moves through a semipermeable membrane, which of the follow...

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  10. When a cell is fully turgid, which of the following will be zero The...

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  11. If turgidity of a cell surrounded by water increases, the wall pressur...

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  12. Water potential and osmotic potential of pure water are

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  13. Stomatal opening is affected by

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  14. Which of the following statement is not true for stomatal apparatus

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  15. Opening and closing of stomata is due to

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  16. Stomata of a plant open due to

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  17. Stomata of CAM plants

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  18. Potometer works on the principle of

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  19. Glycolate induces opening of stomata in

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  20. Which of the following get accumulated in the vacuoles of guard cells ...

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