TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Water plus other substances makes a(n) solution.

SOLUTION: Water plus other substances makes what?

PROBLEM: Learned behavior is adaptive because they are flexible, capable of changing if the environment changes.

SOLUTION: What kind of behaviors are adaptive because they are flexible, capable of changing if the environment changes?

PROBLEM: Biochemical compound is a carbon-based compound that is found in living things called.

SOLUTION:
What is a carbon-based compound that is found in living things called?