Answer:
What goes up and down but does not move?
I am needed for most animals and hardcover books. What am I?
I can point in every direction but can't reach the destination by myself. What am I?
When you take away the whole from me there is always some left.
I ask no questions but receive a lot of answers. What am I?
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.