instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Socket secures teeth in the mouth.
answer:
What secures teeth in the mouth?


question:
Elements are pure substances that make up all matter.
answer:
Elements are pure substances that make up what?


question:
Magma comes toward earth's crust through mantle plumes.
answer:
What substance comes toward earth's crust through mantle plumes?