Answer:
Part carbon part water I am poison to the fishes. Many falsely claim my name I am the pause that refreshes.
Where do fish keep their money?
I have cities without people forests without trees and oceans without water. What am I?
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”.
I am the only word that looks the same when spelled upside down.
When is it bad luck to see a black cat?