Answer:
What can fill a room but takes up no space?
Poor people have it. Rich people need it. If you eat it you die. What is it?
I wear a green jacket on the outside white jacket as a second layer and red jacket inside. I am pregnant with a lot of babies. (one word)
I row quickly with four oars, but never come out from under my own roof. What am I?
I'm white and I'm used for cutting and grinding. When I'm damaged people usually remove me. What am I?
What language does a billboard speak?