Transport In Plants Ques 38

38. Guttation is the result of :

[2011M]

(a) diffusion

(b) transpiration

(c) osmosis

(d) root pressure

Show Answer

Answer : d

Hints & Solutions

(d) The main cause of guttation in plants is root pressure. During night when root pressure is high, water drops ooze out with the assistance of special structures called hydathodes which help in guttation.