Question

II. Fill in the blanks :
1. Saliva is secreted by the
the mouth cavity.
2. Number of molar teeth present in an human adut
are
3. The teeth which help in biting the food in humans
are the
4. Food is digested by chemicals called
5. Changing food to a usable form is called​

Answer 1

1 salivary gland

2 six

3 molar

4 hcl

5 glucose