Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
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Question: When magma heats groundwater, it may come to the surface as a hot spring or a geyser.

Answer: When magma heats groundwater, it may come to the surface as a hot spring or a what?

Question: The correct order of food traveling through the digestive system after it is swallowed is: esophagus, stomach, small intestine, large intestine.

Answer: Which list gives the correct order of food traveling through the digestive system after it is swallowed?

Question: Chelates is the term for polyatomic ligands with two or more donor atoms.

Answer:
What is the term for polyatomic ligands with two or more donor atoms?