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

Example Input: When water is heated by magma and makes its way to the surface and creates a(n) geyser.
Example Output: When water is heated by magma and makes it's way to the surface what is created?

Example Input: The ileocecal valve, a sphincter, is usually in a constricted state, but when motility in the ileum increases, this sphincter relaxes, allowing food residue to enter the first portion of large intestine.
Example Output: The ileocecal valve, a sphincter, is usually in a constricted state, but when motility in the ileum increases, this sphincter relaxes, allowing food residue to enter the first portion of what?

Example Input: You call an animal that feeds on other animals a(n) carnivore.
Example Output:
What do you call an animal that feeds on other animals?