Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: Chemical digestion mainly occurs in the small intestine.
[A]: Where does chemical digestion mainly occur?


[Q]: Half-life property of carbon and other elements can be used to date fossils and rocks, among other things.
[A]: What property of carbon and other elements can be used to date fossils and rocks, among other things?


[Q]: Its food preference is a characteristic of a dog that is most likely a result of its environment.
[A]:
Which is a characteristic of a dog that is most likely a result of its environment?