Answer:
What can you catch but not throw?
A large oasis in the desert. Come with cash and leave with none. What am I?
I've been around for millions of years, but I am no more than a month old. What am I?
What building has the most stories?
I destroy your home from the inside out.
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.