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

Example Input: The heterotroph eats only or mainly plants.
Example Output: The heterotroph eats only or mainly what?

Example Input: Water is at the neutrality, 7 point on the ph scale.
Example Output: At what point is water on the ph scale?

Example Input: Plant cells have structures that animal cells lack.
Example Output:
Plant cells have structures that animal cells?