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  3. 8th Class
  4. Science
  5. Microorganisms : Friend and Foe

8th Class Science Microorganisms : Friend and Foe Question Bank Microorganisms

  • question_answer
    A bacteria undergoes binary fission in every minute. This bacterium can fill up a cup in 1 hour. In how much time will the cup be half filled?

    A) 30 minutes                  

    B) 59 minutes

    C) 20 minutes                  

    D) 40 minutes

    Correct Answer: B

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