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    Question

    Biosensor is used to

    measure:
    A Body pH Correct Answer Incorrect Answer
    B Blood Glucose level Correct Answer Incorrect Answer
    C Haemoglobin Correct Answer Incorrect Answer
    D Salinity in urine Correct Answer Incorrect Answer

    Solution

    Biosensors like glucometers use enzymes (e.g., glucose oxidase) to detect analyte concentrations. 

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