instruction:
Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.
question:
Fact: When you reuse products you reduce the resources but also protect the environment. 
Question: When you reuse products you reduce resources but also protect the?
answer:
Environment.


question:
Fact: Tropical cyclones convert heat energy into mechanical energy. 
Question: What converts heat energy into mechanical energy?
answer:
tropical cyclones.


question:
Fact: Roots grow in length and girth caused by meristems. 
Question: What grow in length and girth caused by meristems?
answer:

roots.