|Class 10 Biology Life Processes||Introduction|
Living beings are the organisms which show all the characteristics of life i.e growth, movement, reproduction, respiration etc.
Fig. Growth, reproduction
Living beings are made up of cells, which form tissues, tissues form organs and organs form organ systems which ultimately form a living body and this organization should be maintained by movement of molecules around all the time as all the structures are made up of molecules.
Fig. organization of living things to make up a living organism
Life processes are the maintenance functions which take place even when the organisms are in rest to keep the living organisms alive.
Nutrition, respiration, transportation, excretion are all basic life processes in order to remain alive.