WorksheetsTeeth and Bad Breath
Total questions: 12
Worksheet time: 5mins
Your teeth have what two qualities?
Hardness and softness
Toughness and unbreakable
Hardness and toughness
Toughness and strength
Teeth have how many layers?
1
2
3
4
The outer layer of your teeth is the:
Dentin
Nerves
Organic
Enamel
The inner layer of your teeth is called the:
Dentin
Enamel
Nerves
Phosphate
Your teeth's enamel can reproduce itself.
True
False
Animals and people have different shapes of teeth depending on what they eat?
True
False
Wisdom teeth in humans usually don't have enough space to grow.
True
False
Wisdom teeth are usually removed to prevent:
pain
possible infection
swelling
All of these
At what age do wisdom teeth usually start to grow?
12
14
16
20
What causes bad breath?
Sugar
Bacteria
Wisdom teeth
Cavities
Bacteria between your teeth and on your tongue cause:
wisdom teeth
molars
bad breath
pereodontis
To help prevent bad breath you should:
brush the back of your tongue
use mouthwash
brush and floss your teeth
all of these
