Question 1:

A monumental mass extinction event occurred at the end of the Permian period. Approximately what percent of all life died out during this event?

A. 10%

B. 50%

C. 90%

D. 70%

These questions are from this test. Would you like to take a practice test?

Trivial Practice Quiz newest - Test 100 | Englishfreetest.com

Name: Englishfreetest.com
Rating: 4,8 (1860 reviews)

Some questions from the same exam