The Greatest Mass Extinction of All Time, Which Occurred at the End

question 71

Multiple Choice

The greatest mass extinction of all time, which occurred at the end of the Permian period:

• A) affected plants living on land more than any other group.
• B) was spread out over several million years.
• C) resulted in the extinction of more than 90% of all existing marine species.
• D) only impacted a few geographic regions, although the impact in these regions was staggering.
• E) did not affect terrestrial species.

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