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Loading of phloem is related to...

Loading of phloem is related to

A

increase of sugar in phloem

B

elongation of phloem cells

C

separation of phloem parenchyma

D

strengthering of phloem fibres

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The correct Answer is:
A
According to mass flow hypothesis, sugar is translocated en mass through phloem along the TP . This increase of sugar in phloem during translocation is called loading of phloem.
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TRUEMAN BIOLOGY-TRANSPORT IN PLANTS-Multiple Choice Questions
  1. Organic substances such as sugars are translocated in the phloem. It c...

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  2. Munch's mass flow hypothesis explains

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  3. Loading of phloem is related to

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  4. Given below some properties of transport mechanism. Which of these ar...

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  5. Water potential in leaf tissue is 'positive' (near zore ) during

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  6. Most of the water lost by the plant through transpiration exist throug...

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  7. Consider the following statements 1. Xylem vessels are semi-permeab...

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  8. Consider the following events involved in stomatal opening 1. Turgo...

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  9. Consider the following statements Osmosis is a process of transport...

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  10. Which of the following molecules is capable of generating the greates...

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  11. Pressure potential of a plant cell and its turgor pressure are

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  12. In simple osmotic systems, at constant temperatures , the water pote...

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  13. Addition of KCN reduces the rate of water absorption in the root. This...

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  14. The carrier - mediated cotransport in which a solute is actively trans...

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  15. A minimum ratio of transpiration to photosynthesis will be observed on...

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  16. LAR or leaf area ratio is the total area of leaves per total plant wei...

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  17. The osmotic pressure of 0.1 M glucose and 0.1 M sucrose solution are ...

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  18. Addition of chemical fertilizers claims increased irrigation to avoid ...

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  19. During the opening of stomata , the organic malate ions are produced ...

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

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