Multiple choice

Mouth helps in the

  1. mastication.

  2. secretion of saliva.

  3. stores bile.

  4. secretion of insulin.

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mastication or chewing is the process by which food is crushed and grinedd by teeth. It is the first step of digestion and it increases the surface area of foods to allow more efficient break down by enzymes.It takes place in the mouth.