Question

Q.7 Match the columns.
1. Mouth
2. Cutting and grinding teeth.
3. Sticky layer on teeth.
4. The lower part of a tooth.
a) Plaque
b) Saliva
c) Premolars
d) Air sacs
e) Root
5. Lungs​

Answer 1

Explanation:

1 - b

2- c

3 - a

4 - e

5 - c

hope this will help you

Answer 2

Answer:

saliva

premolars

plaque

air sacs

Explanation:

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