Answer:
the only amusing part of the body
Born in the ocean and white as snow. When I fall back to water, I disappear without a trace. What am I?
I go around and in the house but never touches the house
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
I shave several times a day, yet I still have a beard. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.