Answer:
My teeth are sharp, my back is straight, to cut things up it is my fate.
What binds two people yet touches only one?
What tastes better than it smells?
By the way, what never moves, wears shoes, sandals and boots, but has no feet?
What must be in the oven yet can not be baked? Grows in the heat yet shuns the light of day? What sinks in water but rises with air? Looks like skin but is fine as hair?
What covers its face with its hands, speaks no language, yet most known what it's saying?