Teeth and Microbes

milk teeth start to fall out at the age of

• 3

• 5

• 7

• 6

we have ___________ canines

• 3

• 6

• 5

• 4

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

• 32

• 16

• 20

• 22

You must brush and floss your teeth after every meal to prevent gum disease and cavities.

• yes

• no

There are ___ molars in each jaw in an adult.

• 3

• 4

• 6

• 8

Polio is caused by _______

• fungi

• bacteria

• virus

• none of these

We must brush our teeth at least _____ a day.

• once

• thrice

• never

• twice

The hardest substance in the human body___________.

• Dentine

• Pulp

• Enemal

How canines teeth look like?

• Sharp but have flat edges

• Sharp and pointed

• Broad and flat

What is the function of incisors teeth?

• Tearing the food

• Cutting and biting food

• Cracking the food

• Crushing the food