Answer:
I always go to bed with my shoes on. What am I?
You throw me out when you use me and take me in when you are done. What am I?
I spend most of my day eating white. When I am quick enough I get rewarded with fruit and something blue. In a dark room with blue walls I run from the ghosts that roam the halls
I make a loud sound when I'm changing. When I do change I get bigger but weigh less. What am I?
I am the noblest musical instrument
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.