Question

To protect tooth decay you are advised to brush your teeth regularly to prevent
(A) bacteria eating tooth enamel
(B) formation of salt in our mouth
(C) formation of acid in our mouth
(D) pH going above 5.5 in our mouth​

Answer 1

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( A ) bacteria eating tooth enamel .

Not option ( d ) because pH will go lower than 5.5 in our mouth not above .. ✌️✌️

Answer 2

Answer:

Option: (A) ≈ Bacteria eating tooth enamel.

Explanation:

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