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

[Q]: The sun delivers power to the chemical factory chloroplasts.
[A]: What delivers power to the chemical factory chloroplasts?

[Q]: To determine the atomic weight of an element, you should add up protons and neutrons.
[A]: How do you determine the atomic weight of an element?

[Q]: All environments on earth do bacteria live.
[A]:
Where on earth do bacteria live?