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Which one of the following plants keep i...

Which one of the following plants keep its stomata open during the night and close during the day?

A

Corn

B

Water lily

C

Pistia

D

Cactus

Text Solution

Verified by Experts

The correct Answer is:
D
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ICSE-TRANSPORT IN PLANTS -TEST YOUR PROGRESS (OBJECTIVE TYPE QUESTIONS )
  1. Which one of the following is not a function of transpiration?

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  2. The hormone that controls closure of stomata in response to water stre...

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  3. Which one of the following plants keep its stomata open during the nig...

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  4. he pigment, other than chlorophylls, which might be Involved in openin...

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  5. Root pressure is caused by:

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  6. In a fully turgid call, which one of the following would be zero

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  7. When a cell is kept in a 0.5 M solution of Sucrose, its volume does no...

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  8. The first process by which water enters into the seed coat when a seed...

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  9. Water with dissolved minerals coming out through hydathodes is called

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  10. Which of the following changes in the cell sap of the guard cells is r...

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  11. Potomater is used for measuring

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  12. On a hot summer day cooling of plant occurs due to

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  13. In which one of the following processes the phenomenon of osmosis is n...

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  14. Root pressure can be measured by

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  15. With the decrease in atmospheric pressure, the rate of transpiration w...

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  16. Loss of water from the plants in the form of vapour state is known as:

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  17. Guttation in plants takes place through

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  18. If a cell is undergoing deplasmolysis, the cell is :

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  19. The rate of transpirator in plants is more when

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  20. Which of the following functions is not shared by both the root system...

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