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Which of the following is used to measur...

Which of the following is used to measure the rate off transpiration?

A

Potometer

B

Prometer

C

Osmometer

D

Osmoscope

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These questions consist of two statements each,printed as Assertion and Reason.While asnwering these questions you are required to chose any one of the following four responses. If both Assertion and Reason are true and Reason in correct explanation of Assertion. If both assertion and Reason are true but reason is not correct explanation of Assertion. If Assertion is true but Reason is false. If both Assertion and Reason are false. Assertion:Potometer is used to measure the rate of transpiration. Reason:it is based on prinicple that water lost in transpiration is equal to water absorbed.

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MODERN PUBLICATION-TRANSPORT IN PLANTS-EXERCISE
  1. Explain pressure flow hypothesis of translocation of sugars in plants.

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  2. What causes the opening and closing of guard cells of stomata during t...

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  3. Which of the following is used to measure the rate off transpiration?

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  4. Plant will undergo silting under one of these conditions?

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  5. If CO2 concentration suddenly increass around the leaf ,one of the ffo...

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  6. Presence of glycolate in the cells will help to open stomata when ther...

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  7. When water enters the plant cell one of the pressure is exerted on the...

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  8. The cohesive force existing between molecules off waer is contributin...

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  9. Opening and closing of stomata is due to the:

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  10. Root hairs are found:

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  11. Osmotic pressure of a solution is

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  12. If the concentration of external solution is more than the cytoplasm, ...

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  13. Water is released as droplet this is known as:

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  14. Stomata of a plant open due ot:

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  15. Plasmodesmata connections help in:

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  16. Dumbshell shaped guard cells are found in:

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  17. Wilting in plant occurs due to:

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  18. A plant cell attains turgidity due to:

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  19. Which one of the following theories for ascentg of sap was proposed by...

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  20. When a fresh-water protozoan possessing a contractile vacuole,is place...

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