instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
The love canal tragedy was an infamous example of industrial waste dumping.
answer:
Love canal was an infamous example of what type of pollution?


question:
Lichens are not a single organism, but rather an example of a mutualism.
answer:
Lichens are not a single organism, but rather an example of a what?


question:
Eight valence electrons do most of the noble gas elements have in common.
answer:
What do most of the noble gas elements have in common?