Answer:
What must you give before you can keep it?
Which is the oldest tree?
Even if you throw it away, it still comes back.
I look at you, you look at me, I raise my right, you raise your left
Of these everyone has ten, part of two wholes at the arms end. What are they?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?