Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: Together, the muscular and skeletal organs are known as the musculoskeletal system.
Example Output: Together, the muscular and skeletal organs are known as what?

Example Input: The long bone work as lever.
Example Output: What type of function does the long bone perform?

Example Input: A sealed, vacuum-insulated reaction flask approximates the condition of a isolated system, in which neither matter nor heat can be exchanged between system and surroundings.
Example Output:
A sealed, vacuum-insulated reaction flask approximates what condition, in which neither matter nor heat can be exchanged between system and surroundings?