Which of the following mass extinctions was the largest?

A) Permian
B) Cretaceous
C) Ordovician
D) Triassic
E) Devonian

Question

Which of the following mass extinctions was the largest?A)  PermianB)  CretaceousC)  OrdovicianD)  TriassicE)  Devonian

Trang Nguyen · Accepted Answer

Final Answer : A, Explanation :  The Permian mass extinction, which occurred approximately 252 million years ago, is considered the largest mass extinction event in Earth's history, resulting in the loss of about 90% of all marine species and 70% of terrestrial vertebrate species.

Which of the following mass extinctions was the largest?

A) Permian
B) Cretaceous
C) Ordovician
D) Triassic
E) Devonian

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