In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

Ex Input:
Question: Deer can be responsible for which activity? Answer: transporting seeds.

Ex Output:
if seeds stick to the fur of an animal then that seed will be transported by the animal

Ex Input:
Question: If an environment experiences harsh climates? Answer: ponds may dry up.

Ex Output:
a greenhouse is used to protect plants by keeping them warm

Ex Input:
Question: How low must be a population of some species drop before it is extinct? Answer: to nothing.

Ex Output:
if a population decreases to zero then that organism is extinct