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What causes the opening and closing of g...

What causes the opening and closing of guard cells of stomata during transpiration?

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PSEB-TANSPORT IN PLANTS-EXERCISE
  1. Describe the role played by protein pumps during action transport in p...

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  2. Differentiate between the following: Diffusion and Osmosis

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  3. Differentiate between the following: Transpiration and Evaporation

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  4. Differentiate between the following: Osmotic Pressure and Osmotice Pot...

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  5. Differentiate between the following: Imbibition and Diffusion

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  6. Differentiate between the following: Apoplast and Symplast pathways of...

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  7. Differentiate between the following: Guttation and Transpiration

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  8. Briefly discribe water potential. What are the factors affecting it?

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  9. What happens when a pressure greater than the atmospheric pressure is ...

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  10. With the help of well-labeled diagrams. Describe the process of plasmo...

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  11. Explain what will happen to a plant cell if it is kept in a solution h...

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  12. How is the mycorrhizal association helpful cellif it is kept ina solut...

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  13. How is the mycorrhizal assoication helpful in absorption of water and ...

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  14. What role does root pressure play in water movement in plants?

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  15. Describe transpiration pull model of water transport in plants. What a...

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  16. Discuss the factors responsible for ascent of xylem sap in plants.

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  17. What essential role does the root endodermis play during mineral absor...

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  18. Explain why xylem transport is unidrectional and phloem transport bi-d...

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  19. Explain pressure flow hypothesis of translocation of sugars in plants.

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

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