TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Municipal type of pollution comes from sewage, storm drains, septic tanks, boats, and runoff from yards.

SOLUTION: What type of pollution comes from sewage, storm drains, septic tanks, boats, and runoff from yards?

PROBLEM: A penguin must do increase muscle mass before molting.

SOLUTION: A penguin must do what before molting?

PROBLEM: The complement system is a series of proteins constitutively found in the blood plasma.

SOLUTION:
The complement system is a series of proteins constitutively found in the what?