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

[EX Q]: Bees are naturalized on every continent except antarctica.
[EX A]: Bees are naturalized on every continent except which?

[EX Q]: The second step in eukaryotic cell division is division of nucleus part of the cell.
[EX A]: The second step in eukaryotic cell division is division of which part of the cell?

[EX Q]: A stream flooding is most likely caused by a thunderstorm.
[EX A]:
Which change is most likely caused by a thunderstorm?