Answer:

given bellow

Explanation:

Chemical action on food results in the formation of bolus and then chyme. They are slurry-like products formed when different enzymes ac on the food. The amazing fact about this is that every enzyme is specific and acts in a particular organ.so The specificity of enzymes on the organ is an amazing fact. They are released on stimulus, and not all the time. They help to digest the food in a series of steps.