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Assertion (A): Nerium leaves have sunken stomata covered by trichomes. Reason (R): Nerium is a hydrophytic plant which gets rid of excessive water through the process of transpiration.

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Question

Assertion (A): Nerium leaves have sunken stomata covered by trichomes.

Reason (R): Nerium is a hydrophytic plant which gets rid of excessive water through the process of transpiration.

Options

  • A is True and R is False.

  • A is False and R is True.

  • Both A and R are True.

  • Both A and R are False.

MCQ
Assertion and Reasoning
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Solution

A is True and R is False.

Explanation:

Nerium is adapted to dry environments and has sunken stomata and trichomes to reduce water loss. Nerium is not a hydrophytic plant (which lives in water-rich environments); it is actually a xerophytic plant adapted to arid conditions. The adaptations such as sunken stomata and trichomes help in minimizing water loss, not getting rid of excess water.

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Chapter 5: Transpiration - Review Questions [Page 69]

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Selina Concise Biology [English] Class 10 ICSE
Chapter 5 Transpiration
Review Questions | Q A. 15. | Page 69
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