instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
The climate is defined as the temperature plus precipitation of an area over a long period of time.
answer:
What is defined as the temperature plus precipitation of an area over a long period of time?


question:
The refrigerator door contains iron of the following statements best explains why magnets usually stick to a refrigerator door.
answer:
Which of the following statements best explains why magnets usually stick to a refrigerator door?


question:
Mammals may either be herbivores, omnivores or herbivores.
answer:

Mammals may either be herbivores, omnivores or what else?