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    Question

    Aroma in Onion is due to the presence

    of 
    A Allyl Propyl disulphide Correct Answer Incorrect Answer
    B Dially disulphide Correct Answer Incorrect Answer
    C Allyl isothiocyanate Correct Answer Incorrect Answer
    D Dimethyl pyrazine Correct Answer Incorrect Answer

    Solution

    Onion is valued for its bulbs having characteristic odour, flavour and pungency, which is due to the presence of a volatile oil – allyl-propyl-disulphide.

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