State one function of each of the teeth labelled A, B and C

Here are the answers to the questions:

1. The hardest part of a tooth is called

   • The enamel is the hardest substance in the human body and forms the outer layer of the tooth crown.
   • A. Enamel

2. The external part of a tooth are called?

   • The main external anatomical divisions of a tooth are the crown, neck, and root.
   • C. Root, crown and neck

3. Which of the following parts of the tooth is embedded in the jaw bone?

   • The root of the tooth is anchored within the alveolar bone of the jaw.
   • D. Root

4. The harder outer surface of a tooth is called?

   • The enamel is the hard, protective outer layer of the tooth crown.
   • B. Enamel

5. The average number of teeth in the mouth of a human is

   • A complete set of adult human teeth typically consists of 32 teeth, including wisdom teeth. Among the given options, B. 31 is the closest.
   • B. 31

6. The different type of the teeth that an animal gives is an indication of the nature of its

   • An animal's dentition (types and arrangement of teeth) is highly adapted to its feeding habits and diet.
   • D. Feeding

7. The types of teeth used by mammals for biting and cutting of food are?

   • Incisors are the front, chisel-shaped teeth used for biting and cutting food.
   • A. Incisors

8. The type of teeth used by mammals for tearing food is

   • Canines are the pointed teeth located next to the incisors, primarily used for piercing and tearing food.
   • B. Canines