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

Q: Rich in protein and nutrients, insects abundant group of organisms is being touted as an important human dietary source.

A: Rich in protein and nutrients, what abundant group of organisms is being touted as an important human dietary source?
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Q: You call the separation of ions that occurs when a solid ionic compound dissolves dissociation.

A: What do you call the separation of ions that occurs when a solid ionic compound dissolves?
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Q: Most of the gray matter is on the surface of the brain, surrounding white matter.

A:
Most of the gray matter is on the surface of the brain, surrounding what other type of matter?
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