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

Example Input: Environmental changes is most responsible for the extinction of most species of plants and animals that have lived on earth.
Example Output: What process is most responsible for the extinction of most species of plants and animals that have lived on Earth?

Example Input: Rubber is an example of a(n) insulators that does not allow electrons to move through them.
Example Output: Rubber is an example of what type of substances that do not allow electrons to move through them?

Example Input: Sensory nerve cells type of cells detect stimuli.
Example Output:
What type of cells detect stimuli?