Which statement about species extinction on Earth is most accurate?
A. Mass extinction events are the average rate of extinction that occurred before humans appeared on Earth.
B. The increase in human population and consumption of resources could cause the next mass extinction event.
C. Background rates of extinction are the extinctions of numerous
species during relatively short periods of geologic time.
D. The appearance of humans on Earth has caused the background rate of extinction to decrease.
1 answer
B. The increase in human population and consumption of resources could cause the next mass extinction event.