instruction:
In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
question:
Sentence: Most of food's chemical energy ultimately comes from sunlight. Question: Most of food's chemical energy ultimately comes from what source?
answer:
sunlight


question:
Sentence: The amount of energy required to begin a chemical reaction is known as the activation energy. Question: What is the amount of energy required to begin a chemical reaction known as?
answer:
activation energy


question:
Sentence: Carnivores is the term for heterotrophs that eat only or mainly animals. Question: What is the term for heterotrophs that eat only or mainly animals?
answer:

carnivores