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Lifespan of an Organism

The first mas...

Question

The first mass extinction occurred in

A

Mesozoic

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B

Cenozoic

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C

Paleozoic

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D

Pre Cambrian

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Solution

The correct option is C Paleozoic
There have been five mass extinction events throughout Earth's history.
The first great mass extinction event took place in the paleozoic era, according to the fossil record, 60% of all genera of both terrestrial and marine life worldwide were exterminated.

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