Question

Write short note on tooth decay .How can it be prevented?​

Answer 1

Answer:

Tooth decay is damage to a tooth's surface, or enamel. It happens when bacteria in your mouth make acids that attack the enamel. Tooth decay can lead to cavities (dental caries), which are holes in your teeth. If tooth decay is not treated, it can cause pain, infection, and even tooth loss.

it can be prevented by the toothpaste which are basic in nature and will neutralize acid

Answer 2

Answer:

Tooth decay is caused by bacteria present in the mouth. The bacteria acts on small bits of food left in the mouth after a meal to form a soft sticky material called plaque.