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At constant temperature, the rate of tra...

At constant temperature, the rate of tranpiration will be higher at

A

Sea level

B

1 km below sea level

C

1 km above sea leval

D

1.5 km above sea level

Text Solution

Verified by Experts

The correct Answer is:
D
Height above sea level lowers atmopheric pressure and increases evaporation.
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DINESH PUBLICATION-TRANSPORT IN PLANTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS
  1. Conversion of starch to organic acids is required for

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  2. Element involed in stomatal regulation, its opening and closing is

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  3. At constant temperature, the rate of tranpiration will be higher at

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  4. In guard cells when suger is converted into starch, the stomatal pore

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  5. Guttation occurs in well watered herbaceous plants of well drained soi...

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  6. Water will be absorbed by root hairs when the external medium is

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  7. Roots hairs occur in the zone of

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  8. Root cap has no role in water absorption because

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  9. Root pressure is maximum at the time of

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  10. Path of water movement from soil to xylem is

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  11. In soli, the water available for root absorption

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  12. Rate of Water absorption can be increased through

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  13. Water in plants is transported by or ascent of sap take place through

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  14. The most widely accepted theory for ascent of sap in trees is

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  15. Water rises in the stem due to

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  16. According to one vital force theory, ascent of sap is due to acitve pu...

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  17. At what time, the stomatal transpiration is completely stopped

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  18. Upward movement of water through xylem is best explained by

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  19. The principal pathway of water translocation in angiosperms is

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  20. Cohesive force of water is due to

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