Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: Sexually do invertebrates reproduce.
[A]: How do invertebrates reproduce?


[Q]: Fires, mainly caused by lightning, are a natural disturbance in temperate grasslands.
[A]: Fires, mainly caused by what, are a natural disturbance in temperate grasslands?


[Q]: As a diver descends, the increase in pressure causes the body’s air pockets in the ears and lungs to compress.
[A]:
As a diver descends, the increase in pressure causes the body’s air pockets in the ears and lungs to do what?