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

Ex Input:
Starches are complex carbohydrates that are the polymers of glucose.

Ex Output:
What complex carbohydrates are the polymers of glucose?


Ex Input:
Electric motors transform electrical energy into kinetic energy.

Ex Output:
Electric motors transform electrical energy into what other form of energy?


Ex Input:
7 is the ph of pure water.

Ex Output:

What is the ph of pure water?