instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
You call a group of organisms of the same species that live in the same area a(n) population.
answer:
What do you call a group of organisms of the same species that live in the same area?

question:
Combustion reaction occurs when a substance reacts quickly with oxygen.
answer:
What occurs when a substance reacts quickly with oxygen?

question:
A(n) fungus causes ergot, a disease that impacts crops directly and has more devastating effects on animals.
answer:
A type of what organism causes ergot, a disease that impacts crops directly and has more devastating effects on animals?