EVS 4_Ch6: Layers of Teeth

Which of the following are the functions of teeth? Write the letter only on your paper.

• a. helps in ingestion of food

• b. to bite an chew food

• c. it give shape to our face

• d. all of these

How many sets of teeth do man have?

• one

• two

• three

• four

When will the first tooth of babies appear?_____ months old.

• 4

• 5

• 6

• 7

In what age/year of baby the temporary teeth completed?

• one

• two

• three

• four

How many milk teeth babies have?

• 20

• 15

• 10

• 5

When will the child turn his teeth to permanent?

• 5 years

• 6 years

• 7 years

• 8 years

An adult has ____ permanent teeth.

• 22

• 32

• 35

• 37

How many weeks a shark gets its new set of teeth?

• 1

• 2

• 3

• 4

What are the two parts of tooth?

• crown and pulp

• enamel and neck

• enamel and pulp

• crown and root

_____ is the visible part of a tooth.

• crown

• neck

• root

• pulp