In our biosphere immense diversity (or heterogeneity) exists not only at the species level but at all levels of biological organisation ranging from macromolecules within cells to biomes. Biodiversity is the term popularised by the sociobiologist Edward Wilson to describe the
Assertion (A): The term biodiversity encompasses multiple levels of biological organization. Reason (R): Biodiversity is derived from ‘bio’ meaning life and ‘diversity’ meaning variety.
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