Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

Fact: if some nutrients are in the soil then those nutrients are in the food chain
Nutrients in soil?

Fact: wood is an electrical energy insulator
if a bad wiring affected a living room floor, which of these would be safest to climb?

Fact: some raccoons live in hollow logs

If a thing is residing in a hollowed out part of a tree, then it is probably?