Question

define osmosis. Give its significance in the life of a plant and cite example to explain the role of osmosis.

Answer 1

Osmosis is defined as a process by which the molecules of the solvent tend to pass through a semi permeable membrane from a less concentrated solution to a more concentrated solution.

Osmosis is responsible for several vital functions in plants.
Large quantities of water is absorbed by root and root hair from the soil by osmosis
Osmosis is responsible for movement and distribution of water across the cells of the plant.
Opening and closing of stomata
Maintaining the shape and size of various plant cells
Mechanical strength