Chapter 193 of 2363 min read
Levels and patterns of biodiversity
Why this is asked: The species-area slope isn't a fixed number: within a region it comes out to roughly 0.1-0.2 fairly regardless of the taxonomic group studied, but measured across whole continents that same slope steepens sharply to somewhere between 0.6 and 1.2.
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- •Match List I with List II.
Choose the correct answer from the options given below:List I List II A. Robert May I. Species–area relationship B. Alexander von Humboldt II. Long-term ecosystem experiment using outdoor plots C. Paul Ehrlich III. Global species diversity at about 7 million D. David Tilman IV. Rivet popper hypothesis - •Tropical regions show the greatest level of species richness because: A. Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification. B. Tropical environments are more seasonal. C. More solar energy is available in the tropics. D. Constant environments promote niche specialisation. E. Tropical environments are constant and predictable. Choose the correct answer from the options given below:
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