Questions in plant-water-relation

Select	Question
	Transpiring organ in plants is
	Which of the following wall of guard cells is thick
	The cells surrounding the stomatal pore are
	Stomata in angiosperms does not open during
	The principle transpiring organ of plant is
	The presence of dew on the surface of leaves is due to
	Maximum transpiration occurs in
	Which of the following is not the type of transpiration
	Generally stomata found on the lower surface of leaf. Thus approximate percentage of transpiration through abaxial surface is
	A representative species has stoma of 4 ?m wideness and 26 ?m length in