Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

Q: Fact: if graptolites are found in a place then that place used to be covered by water. 
Question: what are found in place to indicate a place used to be covered by water?

A: graptolites.
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Q: Fact: Force being exerted on a soccer ball compresses it. 
Question: Force being exerted on a soccer ball does what?

A: compresses it.
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Q: Fact: global marine ecosystems are found in the ocean's salt water. 
Question: Where are global marine ecosystems found?

A:
in the ocean's salt water.
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