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  5. Microorganisms : Friend and Foe

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

  • question_answer
    What process takes place when yeast is added to grape juice and left for a week?

    A)  Decomposition  

    B)                        Fermentation                

    C)                         Distillation        

    D)                         Oxidation

    Correct Answer: B

    Solution :

    Fermentation takes place when yeast is added to grape juice and left for a week.


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