The biggest mass extinction in Earth's history occurred at the end of the __________ Period.
A) Ordovician
B) Permian
C) Cretaceous
D) Tertiary

Name: The biggest mass extinction in Earth's history occurred at the end of the __________ Period. A) Ordovician B) Permian C) Cretaceous D) Tertiary
Brand: Quizplus
Rating: 4.8 (36 reviews)

Question

Quizplus · Accepted Answer

The Permian period ended with the biggest mass extinction in Earth's history, wiping out 95% of marine life and 70% of land animals.

The Biggest Mass Extinction in Earth's History Occurred at the End