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: Air pressure it decreases as altitude increases. Question: How does air pressure change as altitude increases?
answer:
it decreases


question:
Sentence: Energy do ecosystems absorb on the earth. Question: What do ecosystems absorb on the earth?
answer:
energy


question:
Sentence: Carbon element is a biochemical compound based on. Question: What element is a biochemical compound based on?
answer:

carbon