Answer:
I am useless when together but useful when I am broken apart. What am I?
What goes up a chimney down but can't go down a chimney up?
My first 2 letters signify a male. My first 3 letters signify a female. My first 4 letters signify a great. I signify a great woman. What word am I?
Without me everyone would lose their head.
Part carbon part water I am poison to the fishes. Many falsely claim my name I am the pause that refreshes.
If you can spot one of these eastern warriors, it means they're not doing their job right.