Answer:
When I am caught, I am thrown away. When I escape, you itch all day. What am I?
Whoever makes it tells it not. Whoever takes it knows it not. Whoever knows it wants it not
I am a certain five-letter word and become shorter when you add two letters to me. What am I?
I am heavy forward, but backward I'm not. What am I?
I have no weight but I could destroy a mansion. What am I?
When is it bad luck to see a black cat?