TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Lichens are not a single organism, but rather an example of a mutualism.

SOLUTION: Lichens are not a single organism, but rather an example of a what?

PROBLEM: Transient pseudopodia are temporary feet that protists have called.

SOLUTION: What are temporary feet that protists have called?

PROBLEM: Zinc sulfide zinc metal is mixed with sulfur and heated, what is produced.

SOLUTION:
When zinc metal is mixed with sulfur and heated, what is produced?