TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: A skeleton that consists of hard, mineralized structures located within the soft tissue of organisms is called endoskeleton.

SOLUTION: A skeleton that consists of hard, mineralized structures located within the soft tissue of organisms is called what?

PROBLEM: Activities that can reduce the effects of edema condition include exercises to keep the blood and lymph flowing through affected areas.

SOLUTION: Activities that can reduce the effects of what condition include exercises to keep the blood and lymph flowing through affected areas?

PROBLEM: The best way humans can conserve water is to use less.

SOLUTION:
What's the best way humans can conserve water?