1. At the back of the mouth of each corner ,we get _________ tooth.

2. when a food touches a taste bud , it sends signals to the _____________.

3. The taste buds which detect __________ and ___________are at the front and back of the tongue respectively.

4. __________ are teeth that help us to break down food into small parts.

5. Big holes that appear on the teeth are called_________.

6. An adult has __________ permanent teeth.

State whether True or False-

Our teeth help us to taste food.