The conduction of soluble materials from one part of the plant to another.

Stomata are present on the __________ of the leaves.

Water rises in xylem in the form of __________

The roots absorb water through _______________..

 The cells that are full of water and rigid are called ________.

High root pressure can cause water to be lost by leaves through the process of

In the absence of transpiration water moves into and up xylem because of

_________ and _________ are non living plant tissues which help in conducting water and minerals dissolved in water from roots to upper parts of the plant.

Ascent of sap in higher plant  takes  place through,

Root pressure can be measured by,