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

Modern members of the reptiles group live in many different habitats and are found on every continent except antarctica.
Modern members of what broad animal group live in many different habitats and are found on every continent except antarctica?

Carbon dioxide is an example of a material that easily undergoes sublimation.
Carbon dioxide is an example of a material that easily undergoes what?

As ph increases, a solution becomes more basic.
As ph increases what happens to a solution?