Total species living today are ........ ...

Total species living today are ........ of those living in the past

A

`1/10 th `

B

`1/20 th`

C

10 times

D

500 times

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The correct Answer is:

A

Of the toal species estimeted to exist on this earth ,only 13% (I,e 1.75 million ) are scientifically described.

Taxonomy(Systematics)
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