instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
A frog develops (a/an) lungs as it changes from a tadpole to an adult frog.
answer:
Which of the following structures does a frog develop as it changes from a tadpole to an adult frog?


question:
Absorption is the process by which the substances you consume are taken up by the blood.
answer:
What is the process by which the substances you consume are taken up by the blood?


question:
An electric stove changes electric current to thermal form of energy.
answer:

An electric stove changes electric current to what form of energy?