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

Input: Consider Input: A fewer predators is most likely to cause the number of rabbits living in an area to increase.

Output: Which factor is most likely to cause the number of rabbits living in an area to increase?


Input: Consider Input: Diffusion process helps absorptive protists absorb food molecules across their cell membranes.

Output: Which process helps absorptive protists absorb food molecules across their cell membranes?


Input: Consider Input: Negative growth rate results when birth rates fall even lower than death rates.


Output: What results when birth rates fall even lower than death rates?