New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which of the following does not have antimicrobial

    activity?
    A Chlorophyll Correct Answer Incorrect Answer
    B Organic acids Correct Answer Incorrect Answer
    C Spice extracts Correct Answer Incorrect Answer
    D Hydrogen peroxide Correct Answer Incorrect Answer

    Solution

    Chlorophyll is a photosynthetic pigment with no antimicrobial effect. Organic acids (e.g., acetic), spice extracts (e.g., cinnamon), and H₂O₂ are antimicrobial. 

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