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

[Q]: For to synthesize glycogen purpose does liver use the excess carbohydrate.
[A]: For what purpose does liver use the excess carbohydrate?


[Q]: The sound in a loud classroom is an example of a form of energy.
[A]: Which of the following is an example of a form of energy?


[Q]: Birds and airplanes are aerofoils found.
[A]:
Where are aerofoils found?