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

[EX Q]: The love canal tragedy was an infamous example of industrial waste dumping.
[EX A]: Love canal was an infamous example of what type of pollution?

[EX Q]: Smaller size of ring will a summer drought cause in a tree.
[EX A]: What size of ring will a summer drought cause in a tree?

[EX Q]: Molecular compounds are inorganic compounds that take the form of discrete molecules called.
[EX A]:
What are inorganic compounds that take the form of discrete molecules called?