instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Absorption is the process by which the substances you consume are taken up by the blood.
answer:
What is the process by which the substances you consume are taken up by the blood?


question:
Air quality is a measure of pollutants in the air.
answer:
Air quality is a measure of what in the air?


question:
The skin are pressure receptors mainly found.
answer:

Where are pressure receptors mainly found?