Questions in plant-water-relation

Select	Question
	Stomata open because of
	The transpiration is regulated by the movements of
	Which of the following is theory of stomatal opening and closing given by Lewitt
	A metal ion involved in stomatal regulation is
	The metal ion involved in the stomatal regulation is or Stomata will open, if there is accumulation of the following element in the guard cells
	Conversion of starch to organic acid is essential for
	Clarification of mechanism of opening and closing of guard cells is based on which of the following theory
	Stomata open during day time because the guard cells
	In succulent plants the stomata open in night and close in day. Which among the following would be best hypothesis to explain the mechanism of stomatal action in night only
	Which of the following is most likely cause for wider opening of stomata