Answer:
Many foods can make me strong but give me water and I won't last long.
Most people need it, some ask for it, some give it, but almost nobody takes it. What is it?
What is the end of everything?
It has the biggest wall and is also used when drinking tea.
What word is the same written forward, backward and upside down?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.