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

[Q]: Tornadoes can occur in any.
[A]: At what time of the year can tornadoes occur?


[Q]: In invertebrates group of animals several forms of asexual reproduction are found.
[A]: In what group of animals several forms of asexual reproduction are found?


[Q]: The fact that water in a reservoir is elevated above the ground means that it has potential kind of energy.
[A]:
The fact that water in a reservoir is elevated above the ground means that it has what kind of energy?