4th Class Science Our Body Question Bank Teeth and Microbes

  • question_answer 14) Raju buried a dead rat under the soil. When he dug up one year later, he found that it had decayed and decomposed. Which of the following is responsible for the decay?

    A)  Bacteria                       

    B)  Virus

    C)  Sand               

    D)       Protozoa

    Correct Answer: A

    Solution :

    Certain bacteria cause the decay of dead rat.

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