Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

Q: Fact: water is a renewable resource

A: Water is a recyclable?
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Q: Fact: a star is a source of light energy through nuclear reactions

A: A star produces light energy and heat because it has a variety of?
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Q: Fact: humans building homes in an ecosystem causes that environment to change

A:
What is an example of humans building houses in a ecosystem and causing change in the environment as a result?
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