Plaque is a mixture of bacteria, food, mucus and acid.

False

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True

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Solution

The correct option is B True

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Similar questions

Sticky film of saliva, food particles and bacteria is called plaque. Bacteria present in the plaque can only affect the teeth.

Match the following problems with their remedies:

(i) Plaque (ii) Acidity (iii) Bee sting

(a) Baking powder (b) Toothpaste (c) Antacid

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