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A more conservative and scientifically s...

A more conservative and scientifically sound estimate about the total number of species present on earth, was made by

A

Robert May

B

Paul Ehrlich

C

David Tilman

D

Both A and B

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The correct Answer is:
A

A more conservative and scientifically sound estimate about the total number of species present on earth, was made by Robert May.
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More conservative and scientifically sound estimate made by Robert May places the global species diversity at about

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