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: the moon is the celestial object that is closest to the Earth
This white object is visible due to being close to earth?

Fact: solar energy is an inexhaustible resource
A person needs to make a stove run with only energy that will run forever, so they make a?

Fact: the increase of something required by an organism has a positive impact on that organism 's survival
Why are there more deer when there's a lot of rain?