Its Brotherly

Question: You are my brother, but I am not your brother. Who am I?

Question: What is that thing we buy for eating but cannot eat it?

Question: You build a house and all 4 walls are facing south. Where did you build the house?

Question: A girl dove in the sea.. some say there are two people under the sea. Why is that?

Question: What sound does a nut make when it sneezes?

Question: Look at my face, I am somebody. look at my back, i am nobody. What am I?