The term Biodiversity has been derived from two words, “Bio” meaning life and “diversity” indicating variety So, the term biodiversity stands for different varieties of life forms that are present on the Earth .Hence:- All plants, animals, micro-organisms as well as genetic material (like seeds, spores, Rhizomes etc.) are components of biodiversity.

Variation in different life forms is found in their physical and morphological features. This variation is also found in different species in their number of habitat, etc.