Teeth and Microbes

By the time a child is 3 years old, he or she should have _______ teeth

• 32

• 16

• 20

• 22

Temporary teeth is also called _____________

A person who is 21 years old should have _________ teeth

• 20

• 32

• 16

• 20

How are Teeth helpful to us?

Name the different kinds of teeth a human has ,and say what each is used for

what is the shape of incisors?

• very sharp and pointed

• They are broad and flat

• Sharp and Straight edge

• broad and Sharp

Which Statement is true

• We have 3 incisors, 4 canines, 6 premolars and 4 molars in each jaw

• We have 2 incisors, 4 canines, 4 premolars and 6 molars in each jaw

• We have 4 incisors, 4 canines, 4 premolars and 6molars in each jaw

• We have 4 incisors, 2 canines, 4 premolars and 6 molars in each jaw

We have __________ molars in the upper jaw

_______________ is the hardest material in the human body.

• Dentine

• Enamel

• Pulp

• Crown

Our teeth gets covered with a thin sticky layer of germs called ________