MCQ
The term 'biodiversity' was given by
- AAlexander von Humboldt
- ✓Edward Wilson
- CDavid Tilman
- DPaul Ehrlich
Immense diversity (heterogeneity) exists in our biosphere, not only at the species level but at all the levels of biological organization ranging from the macromolecules within to biomass
Sociobiologist Edward Wilson described the combined diversity at all the levels of biological organization
These are genetic diversity, species diversity and ecological diversity
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$I.$ The total organic matter synthesised by the producers in the process of photosynthesis per unit time and area is known as gross primary productivity
$II.$ Net primary productivity is the weight of the organic matter stored by the producers in a unit area/volume per unit time