What is meant by living? Give any four defining features of life forms.
The ability of an object which can self-replicate and self regulate is known as Living.
The 4 defining characteristics are-
Growth: There are two types. Extrinsic and intrinsic growth. Which is deposited on the outer surface and one is inside the cell
Reproduction: Biological process in which an organism gives rise to individuals similar to themselves.
The process is of two types. Asexual and sexual reproduction.
Metabolism: It is the total of all chemical & biological reactions occurring simultaneously inside the cells. It is two types catabolism and anabolism. One involves the breakdown of molecules and one is building up of biomolecules
Consciousness: Ability of the body to sense & respond to the external stimuli.