Answer:
A red house is made out of red bricks. A blue house is made out of blue bricks. What is a green house made out of?
Inside a burning house, this thing is best to make. And best to make it quickly, before the fire's too much to take.
What calls for help, when written in capital letters, is the same forwards, backwards and upside down?
What goes up when the rain comes down?
What is so delicate that even mentioning it breaks it?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.