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: a plant light is used for help plants by mimicking sunlight
What purpose does a plant light serve?

Fact: An example of a seasonal change is plants becoming dormant in the winter
Many things in nature change during the seasons, and the most noticeable one in winter is that the plants all?

Fact: a mirror reflects light

if a person looked a their head in a mirror, and moved toward it, what would happen?