Conduction of inorganic materials in plants occurs mainly through which of the following? Or,minerals absorbed by roots move to the leaves through:

The rate of upward movement of water through the xylem in plants can be up to $..........$.

Exudation of xylem sap at the cut end of stem is due to . . . . . . pressure.

The suitable temperature range for the active absorption of water by roots is:

Assertion $A$: In the process of ascent of sap,water rises as a continuous column.
Reason $R$: The cohesive force between water molecules is very high.
Which option is correct for Assertion $A$ and Reason $R$?

Wilting of plants takes place when one of the following takes place: