Answer:
I run up and down the stairs without moving
The more it dries the wetter it gets. What is it?
I am a rock group with four members. All dead one was assassinated.
In all the world, none can compare, I am a tiny weaver; my deadly cloth so silky and fair. What am I?
Who keeps the ocean clean?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?