Quiz for cat owners to test their knowledge?

Question by Jorjor: Quiz for cat owners to test their knowledge?
I recently have noticed how uninformed people are about what really goes into cat foods. I am going to list various ingrdients that I have notcied in all sorts of cat foods. By each one either put if it is healthy or unhealthy. Lets get started!
Corn
Wheat Gluten
Meat by products
chicken by product meal
chicken meal.
duck broth
beef tallow
meat and bone meal.
Animal fat preserved with BHT
Animal digest
Blue #40
Rice

Rice Cereal for Infants