instruction:
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.
question:
Fact: a plant stem contains a system of tubes for transporting water and nutrients to other parts of the plant
answer:
Which of the following organisms uses what is referred to as system of tubes to transport water and nutrients?


question:
Fact: a living thing requires nutrients to grow
answer:
organic life requires certain things to grow such as?


question:
Fact: a star is a source of light energy through nuclear reactions
answer:

A star produces light energy and heat because it has a variety of?