Answer:
I wiggle and cannot see; sometimes underground and sometimes on a tree. I really don't want to be on a hook and I become a person when combined with “book”.
A prisoner is told 'If you tell a lie we will hang you if you tell the truth we will shoot you.' What can the prisoner say to save himself?
As a stone inside a tree, I’ll help your words outlive thee. But if you push me as I stand, the more I move the less I am.
What goes through towns and over hills but never moves?
I am the kind of ant that's good at math.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.