(a) Leaves sometimes drip water at night. Suggest a cause.
(b) Guttation usually takes place at night when stomata are closed causing water evaporation to slow down. What environmental conditions cause guttation during the day? [2 MARKS]

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Solution

Each Part: 1 Mark

(a) Leaves sometimes drip water at night because of root pressure.
(b) Very high humidity causes guttation during the day.

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Similar questions

Guttation takes place through

(a) stomata (b) lenticels

(A) Scotoactive stomata	(i) Opening and closing of photoactive stomata
(B) Guttation	(ii) Transpiration
(C)Tensile strength	(iii) Water loss in liquid phase
(D) K $^{+}$ pump theory	(iv) Night transpiration

Match the above columns and choose the correct combination.

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