The LARGEST mass extinction occurred at the end of which period?
A)Ordovician
B)Devonian
C)Permian
D)Triassic
E)Cretaceous

Question

Quizplus · Accepted Answer

The largest mass extinction, known as the Permian-Triassic extinction event, occurred at the end of the Permian period, around 252 million years ago. It is estimated that up to 96% of marine species and 70% of terrestrial vertebrate species went extinct during this event.

The LARGEST Mass Extinction Occurred at the End of Which