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Why does transport of ions occur only in...

Why does transport of ions occur only in one direction in root endodermal cells?

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ASSAM ACADEMIC CENTRE-TRANSPORT IN PLANTS-EXAMPLE
  1. How does transpiration help the plants to maintain the shape and struc...

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  2. Mention one evolutionary aspect (adaptation) developed by certain plan...

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  3. Why does transport of ions occur only in one direction in root endoder...

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  4. Name the form in which carbohydrates are transported in plants and the...

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  5. Mention the different methods by which the substances are transported ...

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  6. Name any four substances that need to be transported in flowering plan...

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  7. Show how the properties of a substance determine the diffusion rate.

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  8. Give the difference between symport and antiport.

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  9. How is facilitated different from simple diffusion?

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  10. Mention the properties of transport proteins of the membrane.

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  11. How is simple diffusion different from active transport?

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  12. What is pressure potential? How is it represented?

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  13. Differentiate between hypotonic and hypertonic solutions.

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  14. How is an isotonic solution different from a hypotonic solution?

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  15. Distinguish isotonic solution from hypertonic solution.

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  16. Define turgor pressure. Mention the uses of turgor pressure to plants.

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  17. How is a turgid cell different from a flaccid cells?

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  18. What is imbibition pressure? What is the usefulness of imbibition pres...

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  19. Describe an experiment to show that water movement occurs through xyle...

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  20. How does mass/bulk flow of substances differ from diffusion?

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