A tooth with a cavity will start paining if the cavity reaches the _______.
Pulp
Dentine
Root
Crown
_________ grow on dead and rotting material.
Bacteria
Protozoa
Fungi
Virus
Microbes cause diseases and are called ________.
Germs
None of these
_________ are the smallest microbes.
Viruses
The teeth next to the incisors are ______.
Molars
Canines
Premolars
The teeth in front of the mouth and used for cutting is _________ .
Incisors
Which is the soft portion inside the dentine that has blood vessels and nerves?
The substance beneath the enamel of a tooth.
Enamel
The organisms that can only be seen with a microscope is called ________ .
Microbes
Living things
Non-living things
What is the part of the tooth that you can see above the gum?