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

The pressure of ocean water increases rapidly as the water gets deeper.
What property of ocean water increases rapidly as the water gets deeper?

While the numerical aperture can be used to compare resolutions of various objectives, it does not indicate how far the lens could be from the specimen.
While the numerical aperture can be used to compare resolutions of various objectives, it does not indicate how far the lens could be from the what?

Archeans important decomposers are known to live just about anywhere on earth.

Which important decomposers are known to live just about anywhere on earth?