A. Salt
B. Sugar
C. Calcium
D. Formalin
Check Answer
The correct answer is B) Sugar.
Tooth decay is caused by sugar. The bacteria present in the mouth feed on the sugar and produce acids that can damage the tooth enamel, leading to cavities and decay.
Tooth decay is caused by sugar. The bacteria present in the mouth feed on the sugar and produce acids that can damage the tooth enamel, leading to cavities and decay.
