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

[EX Q]: Hydras and sea anemones are examples of apolyp.
[EX A]: Hydras and sea anemones are examples of what form?

[EX Q]: The heterotroph eats only or mainly plants.
[EX A]: The heterotroph eats only or mainly what?

[EX Q]: Four many variables are used to describe the condition of a gas.
[EX A]:
How many variables are used to describe the condition of a gas?