Answer:
Through its wounds, water does run. It once held many but now has none. What is it?
I am the greatest teacher out of them all, but alas in the end I kill my pupils.
What's black when you get it, red when you use it, and white when you're all through with it?
I have five letters and people eat me. When you remove my first letter I become a crime. Remove my first two letters and I am an animal. If you remove my first and last letters I'm a form of music
My voice is tender, my waist is slender and I'm often invited to play. Yet wherever I go, I must take my bow or else I have nothing to say.
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.