During the absorption of water by roots, the water potential of cell sap is lower than that of:

How many of the following statements are correct?
$I -$ Water molecules possess kinetic energy.
$II -$ In liquid and gaseous forms,water molecules are in random motion.
$III -$ In liquid and gaseous forms,the motion of water molecules is slow and constant.
$IV -$ If a system has a higher quantity of water,its water potential is higher.
$V -$ Pure water has the lowest water potential.
$VI -$ Water always moves from a region of higher water potential to a region of lower water potential.

$0.5 \ M$ sucrose solution develops a pressure of $15 \ bars$ in an osmometer. Which of the following statements is wrong for such a solution?

The water potential of pure water is

Which is the correct equation for water potential in a plant cell?

Water potential in plants is same as . . . . . . .