Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Q: Question: What factors consist of parts of the environment that are or were alive, and their remains? Answer: biotic factors

A: Biotic factors are the parts of the environment that are alive, or were alive and then died, such as plants, animals, and their remains. Biotic factors also include bacteria, fungi and protists.
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Q: Question: What forces keep the moon orbiting the earth? Answer: gravitational

A: This photograph was taken by Apollo 8 crewmember Bill Anders on December 24, 1968, showing the Earth rising above the lunar surface. Gravitational forces keep the moon orbiting the Earth.
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Q: Question: Which fungi eaten by people all over the world? Answer: mushrooms

A:
Mushrooms are fungi that are eaten by people all over the globe.
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