Answer:
I reach for the sky, but clutch to the ground. Sometimes I leave, but I am always around
It carries paper of the most important sort but also plastic, I'm glad to report. What is it?
What is born on the ground but floats to the sky, to be returned back again from the clouds up high?
I'm a green veggie that looks like a tiny tree.
What word becomes smaller when you add 2 letters to it?
What did the piece of wood say when he saw the screwdriver and screws approaching?