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.

[EX Q]: Fact: plants are a source of oxygen through photosynthesis
[EX A]: Chloroplasts in shrubs scrub carbon from the air and return?

[EX Q]: Fact: cooking food requires adding heat energy
[EX A]: what makes food cooking possible?

[EX Q]: Fact: if a living thing becomes too cold then that living thing will die
[EX A]:
Which of the following can die if it gets too cold?