Answer:
I do not contain flesh feather or scales; yet I have fingers and thumbs.
I am the kind of soda you must not drink.
I can be thin but not fat; in your body but never on your placemat. I'm always better when I'm fresh but you'll never see me in the flesh.
I have roots that no one sees and I am taller than trees. Up, up I go, but never do I grow. What am I?
What has banks but no money a bed but no sleep waves but no ocean?
Give it food and it will live, give it water and it will die.