Fluoride toothpaste is sometimes recommended because fluoride ___________.

Prevents plaque formation

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Hardens the enamel of the tooth

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Tooth kills pathogenic bacteria

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Prevents tooth ache

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Solution

The correct option is C Prevents plaque formation
Presence of fluoride in toothpaste helps in preventing tooth decay by strengthening the tooth enamel. Fluoride in various forms is the most popular active ingredient in toothpaste to prevent cavities. Sodium fluoride (NaF) is the most common source of fluoride.

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