Question

3. Fill in the blanks

1 Finger-like projections in the walls of small intestine are called

2 molar teeth are present in a human adult.


3. Plant food is rich in

4 is the hardest material in our body.

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Answer 1

Answer...

1).Villi

2).At the rear of the mouth

3). Protein

4). Tooth Enamel

Hope it helps