instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
The sun delivers power to the chemical factory chloroplasts.
answer:
What delivers power to the chemical factory chloroplasts?


question:
Constructive forces type of forces are involved when deposited rock forms deltas or barrier islands.
answer:
What type of forces are involved when deposited rock forms deltas or barrier islands?


question:
The insect reaches full size, acquires wings, and becomes sexually mature after molt final stage.
answer:

The insect reaches full size, acquires wings, and becomes sexually mature after what final stage?