4th Class Science Our Body Question Bank Teeth and Microbes

  • question_answer 16) The harmful, soft sticky layer formed on the tooth is called

    A)  enamel.                       

    B)  plaque.

    C)  dentine.           

    D)       pulp.

    Correct Answer: B

    Solution :

    Plaque is soft sticky layer formed on the teeth by the action of germs on food particles.

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