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 Q]: Question: A blackberry bush needing to photosynthesize would have difficulty? Answer: at night.
[EX A]: darkness has a negative impact on photosynthesis

[EX Q]: Question: The population of zebras is stagnant due to a lack of new baby zebras, what will happen over time to the community without support? Answer: shrinkage.
[EX A]: if an organism dies then the population of that organism will decrease

[EX Q]: Question: Cows only eat what? Answer: flora.
[EX A]:
cows only eat plants