Imprimir Froggy Jumps: Teeth (biology - teeth

1. They help with ingestion and mechanical digestion of the food we eat

A

Teeth

B

Thooth

C

jawbones

2. Premolars and molars are

A

large teeth towards the back of the mouth

B

sharp-edged, chisel-shaped teeth

C

pointed teeth at either side of the incisors

3. We lose the first set of teeth at the age of

A

six

B

nine

C

seven

4. Plaque is

A

harmless bacteria in our mouth

B

bacteria mixed with subtance from our saliva

C

bacteria mixed with substances from the air we breathe

5. Gum disease happens when

A

your mouth is injured

B

plaque is not removed

C

you lose a tooth

6. To keep my teeth healthy I have to

A

Eat vegetables, fruits and brush my teeth

B

Go to the dentist, eat less sugar and eat more vegetables

C

Go to the dentist, eat less sugar and use flouride toothpaste

7. Our theeth mainly contain

A

enamel, jawbone and fibres

B

enamel, dentine and pulp cavity

C

gum, cement and blood