Geologic records indicate that the earth has experienced perhaps ________mass extinction(s) where up to ______________percent of the species disappeared.

Question

Quizplus · Accepted Answer

Geologic records indicate that there have been 5 mass extinctions in the history of the Earth, with the most severe being the Permian-Triassic extinction event which resulted in the loss of up to 95% of species. Therefore, option B, which states that there have been 5 mass extinctions where up to 95% of species disappeared, is the correct answer.

Geologic Records Indicate That the Earth Has Experienced Perhaps ________Mass