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

Example Input: Water, air, and milk list includes only examples of matter that can take the shape of a container.
Example Output: Which list includes only examples of matter that can take the shape of a container?

Example Input: Cranium (skull) is the term for the skeletal structure of the head that supports the face and protects the brain.
Example Output: What is the term for the skeletal structure of the head that supports the face and protects the brain?

Example Input: Saprotrophs are decomposers that feed on the organic matter left over from other decomposers.
Example Output:
What are decomposers that feed on the organic matter left over from other decomposers?