How Did the Cretaceous and Permian Extinctions Affect the Numbers

question 22

Multiple Choice

How did the Cretaceous and Permian extinctions affect the numbers of prey organisms?

• A) After the Permian extinction, the numbers or prey organisms increased then levelled off.
• B) After the Cretaceous extinction, the number of predators continuously increased.
• C) The Permian predators removed all Cretaceous predators.
• D) Predators and prey decreased in numbers.

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