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What are porins? What role do they play ...

What are porins? What role do they play in diffusion?

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ASSAM ACADEMIC CENTRE-TRANSPORT IN PLANTS-EXAMPLE
  1. What are the factors affecting the rate of diffusion?

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  2. What are porins? What role do they play in diffusion?

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  3. Describe the role played by protein pumps during active transport in p...

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  4. Explain why pure water has the maximum water potential.

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  5. Differentiate between the following : Diffusion and Osmosis

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  6. Differentiate between the following : Transpiration and Evaporation

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  7. Differentiate between the following : Osmotic Pressure and Osmosis

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  8. Differentiate between the following : Imbibition and Diffusion

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  9. Differentiate between the following : Apoplast and Symplast pathways o...

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  10. Differentiate between the following : Guttation and Transpiration.

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  11. Briefly describe water potential. What are the factors affecting it?

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

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  13. With the help of well-labelled diagrams, describe the process of plasm...

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

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  15. How is the mycorrhizal association helpful in absorption of water and ...

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

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

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

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

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  20. Explain why xylem transport is unidirectional and phloem transport bi-...

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