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

The height of the wave is used to determine the magnitude of an earthquake.
What measurement of the wave is used to determine the magnitude of an earthquake?

Macroevolution happens when forces of evolution work over a long period of time.
What happens when forces of evolution work over a long period of time?

If an animal eats large pieces of food it is known as a?

If an animal eats large pieces of food it is known as a?