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: farming cause nutrients in the soil to decrease
a soil in a village seems to be nutrient deficient, what might have happened?

Fact: shedding is when an animal loses hair
Shedding is when an animal?

Fact: some lizards live in desert habitats

Which of the following would best describe why a lizard would live in a desert?