Given a statement, generate a question such that the answer is contained in that statement.

[EX Q]: Predators eat prey.
[EX A]: Who eats prey?

[EX Q]: Algae play significant roles as producers in water areas.
[EX A]: Algae play significant roles as producers in what area?

[EX Q]: most insects consume and are consumed by more than one species
[EX A]:
How many insects consume and are consumed by?