Question

digestive form and function

Answer 1

Digestion is the process in which food is broken into small molecules for absorption. The basic function of digestive system is digestion and absorption. There are two forms of digestion :

1.Mechanical digestion: It involves physical breaking down of food into smaller pieces. Mechanical digestion starts in the mouth by chewing of food.
2.Chemical digestion: It involves breaking down the food into simpler nutrients that can undergo chemical reactions and then can be used by the cells.