TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Macroevolution happens when forces of evolution work over a long period of time.

SOLUTION: What happens when forces of evolution work over a long period of time?

PROBLEM: Oil is the most commonly used source of energy in the world.

SOLUTION: What is the most commonly used source of energy in the world?

PROBLEM: At a convergent plate boundary, when one plate is oceanic, there are large volcanoes.

SOLUTION:
At a convergent plate boundary, when one plate is oceanic, there are large what?