TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Interconnected pathways through which carbon is recycled through the biotic and abiotic components of biosphere.

SOLUTION: Interconnected pathways through which carbon is recycled through the biotic and abiotic components of what?

PROBLEM: You see a faster reaction rate when the concentration of reactants is higher.

SOLUTION: What kind of reaction do you see when the concentration of reactants is higher?

PROBLEM: Motor oil is a harmful substance that must not be drained into a storm sewer.

SOLUTION:
What harmful substance must not be drained into s storm sewer?