Answer:
I am the type of room you cannot enter or leave. Raise from the ground below I could be poisonous or a delicious treat.
I am whole but incomplete. I have no eyes yet I see. You can see and see right through me. My largest part is one fourth of what I once was.
I am black when you buy me, red when you use me. When I turn white, you know it's time to throw me away. What am I?
I am not a toy though many use me for pleasure. I have a butt but I cannot poo.
I drive men mad for love of me, easily beaten, never free. What am I?
I flow from the Homerβs mouth when he sees doughnuts.