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

[EX Q]: Slimy smear does the bacteria look when seen with the naked eye.
[EX A]: How does the bacteria look when seen with the naked eye?

[EX Q]: A penguin must do increase muscle mass before molting.
[EX A]: A penguin must do what before molting?

[EX Q]: Bogs develops in depressions where water flow is low or nonexistent.
[EX A]:
What develops in depressions where water flow is low or nonexistent?