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Plant Physiology Transpiration - Questions and Answers

Practice questions on Plant Physiology Transpiration.

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6. When guard cells are flaccid the stoma is
A. Closed
B. Opened
C. Broadenced
D. Narrowed
Explanation:
7. Escape of water vapour from leaves takes place through
A. Lenticels
B. Stomata
C. Cuticle
D. Epidermal cells
Explanation:
8. Loss of water in the guard cells makes them
A. Turgid
B. Flaccid
C. Rigid
D. Cupid
Explanation:
9. Cuticle retards water loss through
A. Passage cells
B. Parenchyma cells
C. Epidermal cells
D. Mesophyll cells
Explanation:
10. Water potential of the guard cells during day time is
A. High
B. Very high
C. Low
D. Very low
Explanation:
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