Q. Water is lost in a liquid state in some plants through hydathodes. Hydathodes :
(a) Remain closed at night
(b) Remain closed during day
(c) Remain always open
(d) Remain open during day
Solution :
Correct option : Hydathodes are unregulated always open pores at the ends of vascular supply of leaves through which guttation takes place. It is the modified pores at the margin or tip of the leaves.