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How Many Species Are There

How do ecolog...

Question

How do ecologists estimate the total number of species present in the world?

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Solution

Ecologists make a statistical comparison of the species richness of systematically studied groups of insects of the temperate and tropical regions and extrapolate this ratio to other groups of animals and plants. It is to calculate the gross estimate of the total number of species existing on this planet.

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How Many Species Are There

Standard XII Biology

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