Teeth and microbes

How many teeth a 3 year old child have?

• 20

• 32

• 28

• 24

Number of incisors are ​ (a)   per jaw

• 4
• 6
• 2
• 8

Match the teeth with their functions

• Grind food

• Premolars

• Crush food

• Canines

• Cut and bite food

• Molars

• Tearing food

• Incisors

Match the number of teeth

• 4

• Premolars

• 8

• Molars

• 12

• Canines

Match the tooth structure

• Outer layer substance of crown

• Pulp

• Part of tooth inside gums

• Dentine

• Contains blood vessels and nerves

• Enamel

• Beneath enamel

• Crown

• Part of tooth above gum

• Root

Small living things grow on bits of food in teeth are called ​ (a)   which produce substance called ​ (b)   which creates small holes called ​ (c)  

• germs
• acids
• cavities
• enamel
• pulp

Taking care of your tooth

• Wash mouth after meal

• Brush teeth twice a day

• Avoid fizzy drinks, sticky chocolates and sweets

• Visit dentist regularly

Kinds of microbes

• Bacteria

• Fungi

• Protozoa

• Viruses

Match the microbes with diseases they cause

• Cold, Flu, polio

• Bacteria

• Typhoid

• Protozoa

• Malaria

• Fungi

• Ringworm

• Viruses

Which of the following thing is false for microbes?

• Microbes are tiny living things in air, water and soil

• They can be seen through microscopes

• All microbes are harmful