By what process could you make a 'Tea-Table' into food?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

What part of the chicken has the most feathers?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

What is the last thing you take off before bed?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

What can go up a chimney down, but can’t go down a chimney up?

I can be cracked, made, told, and played. What am I?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?