Medium
According to Robert May's global estimates,what percentage of the total species on Earth has been discovered so far (in $\%$)?
- A$2.4$
- B$8.1$
- C$22$
- D$48$
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View SolutionAccording to the $IUCN$ Red List $(2004)$, $784$ species have become extinct in the last $500$ years. Match the extinct species given in Column-$I$ with their respective numbers in Column-$II$.
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| $(R)$ Plants | $(III)$ $359$ |
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