Question

how many types o teeth are there in a mouth and what is there functions

Answer 1

the are four types of teeth
incisors
canines
molars
premolars

incisors are teeth which are used for cutting the food
they are broad and have sharp edges
there are 4 incisors in each jaw

canines
on both sides of incisors 1 canine is present these are pointed and are used in tearing the food

premolars are used for grinding the food
they are broad .
there are four premolars in each jaw


molars crush and grind the food
there are six molars in each jaw
the last pair of molars are the wisdom teeth they grow only when a person is 20 years or more

Answer 2

There are four types of teeths in humans. They are :-

1) Incisors :- They are flat in shape and are present in the front part of mouth. They are 4 in upper jaw and 4 in lower jaw. Their function is to cut or bite the food into thin pieces

2) Canine :- They are present on either side of Incisors. They are 2 in number. They are sharp and their purpose is to tear the food

3) Pre molars :- They are present on either side of canine and are 4 in number. They grind the food into pieces. They also help in chewing.

4) Molars :- They are present on the sides of pre molar and are 6 in number. They are for further grinding and chewing of food. They also help the tongue to swallow the food.