Answer:
I take off my clothes when you put on your clothes. I put on my clothes when you take off your clothes. What am I?
What has roots that nobody sees and is taller than trees. Up up up it goes and yet never grows?
I may be of the eye, in order I am pie. In my center there is a star, I keep medics where they are. What am I?
I tremble at each breath of air, and yet can heaviest burdens bear. What am I?
What three letters change a boy into a man?
The answer I give is yes, but what I mean is no. What was the question?