Question

1.Why there is no enzyme to digest vitamins? 2.Mention two reflexes which occur when a person chews and swallows food. 3.Prepare a possible menu for your dinner which would provide all the necesary nutrients. 4.Draw a labelled diagram to show the internal structure of a mammalian tooth. 5.List the enzymes and their action on the food in the stomach and intestine.

Answer 1

I can only answer the first part,
Vitamins are not used for giving energy but for other functions in your body such as to strengthen your immune system, provide good eyesight, strengthen bones and teeth, etc.

Hope it helps!