instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Poles parts of the planet does solar energy have difficulty reaching.
answer:
What parts of the planet does solar energy have difficulty reaching?


question:
Biodiversity is the term for the measurement of the amount of variation of species in a given area.
answer:
What is the term for the measurement of the amount of variation of species in a given area?


question:
Primary active transport involves the forcing of a substance into a cell against its concentration gradient.
answer:

What phenomenon involves the forcing of a substance into a cell against its concentration gradient?