The column of water extending in tubes from plant roots to leaves is maintained by
A) cohesion among water molecules.
B) ionic bonds.
C) covalent bonds.
D) hydrophobic interactions.
E) hydrophilic interactions.

Question

Quizplus · Accepted Answer

The column of water extending in tubes from plant roots to leaves is maintained by cohesion among water molecules. This cohesion is the result of the hydrogen bonds between the polar water molecules which create a high surface tension that allows water to be drawn up the xylem tubes of a plant through transpiration.

The Column of Water Extending in Tubes from Plant Roots