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

[EX Q]: Most hormones are produced by the endocrine system.
[EX A]: Most hormones are produced by which human organ system?

[EX Q]: Dig a well allows people to access water in an aquifer that does not flow from a spring or a geyser.
[EX A]: How can people access water in an aquifer that does not flow from a spring or a geyser?

[EX Q]: If an organism's homeostasis is not maintained, the effect will be death or disease.
[EX A]:
What will be the effect to an organism if its homeostasis is not maintained?