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What causes the leaves of grasses to rol...

What causes the leaves of grasses to roll in dry weather?

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Activity of builliform cellis present in the leaves of grasses.
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ICSE-TRANSPORT IN PLANTS -TEST YOUR PROGRESS (VERY SHORT ANSWER TYPE QUESTIONS)
  1. What are the forces that maintain the continuity of water column durin...

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  2. Name the phenomenon in which drops of water coze out from the margins ...

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  3. What causes the leaves of grasses to roll in dry weather?

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  4. What happens to a plant cell when it is placed in a hypotonic solution...

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  5. Name the process carried out by the hydathodes of herbaceous plants

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  6. Name the process that occurs in the plant when root pressure is high a...

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  7. Name the mineral element concemed with the regulation of turgidity in ...

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

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  9. One of the condition for osmosis is that two solutions of different co...

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  10. What is the relation between osmotic pressure (OP), turgor pressure (T...

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  11. When a plant is girdled, which will die first, the root or the shoot?

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  12. Name the two factors that affect water potential.

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  13. Name the unique properties of water which make it possible to rise in ...

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  14. Name the following : An apparatus used for measuring the rate of tra...

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  15. What happens when a silicon emulsion is applied over the surface of le...

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  16. Which fraction of soil water is available to plants for absorption by ...

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  17. A plant cell when kept in a certain solution got plasmolysed. What was...

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  18. Name the vital theory proposed by Sir J.C. Bose for ascent of sap.

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  19. What is the importance of potassium in the opening and closing of stom...

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  20. Define wall pressure.

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