The continuous, low-level extinction of species that has occurred throughout the history of life on Earth is known as:
A) mass extinction.
B) evolution.
C) background extinction.
D) human impact extinction.
E) biotic pollution.

Question

Quizplus · Accepted Answer

The continuous, low-level extinction of species that occurs over time is known as background extinction. Mass extinction refers to a sudden loss of a large number of species in a relatively short period of time, while human impact extinction and biotic pollution are specific forms of extinction driven by human activities. Evolution, while related to extinction, refers to the gradual change in species over time.

The Continuous, Low-Level Extinction of Species That Has Occurred Throughout