Class-9-Science

Fundamental Unit of Life-Theory Session-5

In this session teacher has discussed about - Fundamental unit of life. Parts of the cell, Plasma membrane / cell membrane, properties of plasma membrane, nature and occurrence, molecular movement.

Fundamental Unit of Life-Theory Session-6-Part-1

In this session teacher has discussed about - Fundamental unit of life. Molecular movement, diffusion : example in living system exchange of gases during respiration in organisms, facilitated diffusion, active transport system.

Fundamental Unit of Life-Theory Session-6-Part-2

In this session teacher has discussed about - Fundamental unit of life. Osmosis, solution, diffusion : example in living system, root hairs absorbs water and nutrients from the soil.