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Question

................ is a measure of the variety of organisms present in different ecosystems.
  1. Environment
  2. Biodiversity
  3. Generation
  4. None of the above

A
Biodiversity
B
Environment
C
Generation
D
None of the above
Solution
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Biodiversity, a contraction of "biological diversity," generally refers to the variety and variability of life on the Earth. One of the most widely used definitions defines it in terms of the variability within species, between species and between ecosystems. It is a measure of the variety of organisms present in different ecosystems.
Hence the correct option is B.

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