Answer:
I am the building with the most number of stories. What am I?
You use a knife to slice my head and weep beside me when I am dead.
I am a red drum which sound without being touched and grow silent when I am touched.
I can generate fear and some say I come out of your ears. I am as quiet as a mouse but not welcomed in the house.
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?