Question

A. State True or False.
1. Canines help in tearing flesh.
2. Bacteria can cause cavities in the teeth.
3. Taking good care of our teeth can save them from decaying,
4. Dentine is the hardest part of a tooth.
5. Permanent set of teeth has four types of teeth.
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Answer 1

1. false 2.true 3. true 4. true 5.true

Answer 2

Answer:

1. True- The canines referred here means the canine or meat-eating teeth that the humans have. Of course these teeth help the humans in tearing flesh.
2. True- Only a handful of bacteria are believed to cause the dental cavity even though the mouth consists of a variety of oral bacteria.
3. True- Dentists suggest brushing the teeth for at least two times a day with some follow-up care to prevent decay.
4. False- No, the statement is false as enamel is the hardest part of the tooth.
5. True- Yes, permanent set of teeth has four types of teeth.