Transport in Plants Question 26
26. 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.