Water logging occurs in

Water is necessary for which of the following processes or functions in plants?

What should be remembered in the matter of transport/movement?

Water is the best transporting medium in plants for dissolved minerals and food molecules. Choose the correct option considering the following properties of water:
$i$. Water is in liquid form at room temperature.
$ii$. Water is the best solvent for most of the solutes.
$iii$. In pure form,its $pH$ is neutral.
$iv$. It is the most active inorganic compound.

Which of the following is correct about symplast?

Who proposed the retention pressure theory for the permeability of the membrane?