Evidence in the rock record shows that there have been ___ major extinction events during Earth's history.

Name: Evidence in the rock record shows that there have been ___ major extinction events during Earth's history.
Brand: Quizplus
Rating: 4.7 (51 reviews)

Question

Quizplus · Accepted Answer

The rock record shows evidence for five major extinction events, including the famous extinction of the dinosaurs at the end of the Cretaceous period. The other four major extinction events occurred in the Ordovician, Devonian, Permian, and Triassic periods.

Evidence in the Rock Record Shows That There Have Been