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GK QUESTION#3649

Identify the reason for formation of dental plaque.

  1. AWhen acids stick to the teeth
  2. BWhen bacteria acting on sugars produce acids
  3. CMasses of bacterial cells together with food particles stick to the teethCorrect answer
  4. DSaliva sticks to the pulp
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Answer

C. Masses of bacterial cells together with food particles stick to the teeth

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Explanation

Dental plaque is an adherent microbial biofilm containing bacteria and associated material, including food residues. Bacterial metabolism of sugars can produce acids that promote tooth decay, but that process is distinct from identifying the plaque itself.

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