Mass Extinctions

question 53

Multiple Choice

Mass extinctions

• A)are the result of humans damaging the natural environment.
• B)are the result of humans exploiting wildlife and using pesticides.
• C)occurred in cycles when organisms fail to evolve.
• D)have occurred about 4 or 5 times in fossil record,due in some cases to catastrophic changes.
• E)require life to evolve again from protocells.

---

Definitions:

Environments

The surroundings or conditions in which a person, plant, or animal lives or operates, including both natural and man-made contexts.

Divergent Thinking

An aspect of creativity that involves thinking in varied and unique directions in order to generate multiple solutions for a given problem.

Possible Solutions

Various options or strategies that could be implemented to solve a problem or address a situation.

Expanding

Growing or increasing in size, volume, or scope; extending or spreading out from a center or in all directions.