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    Question

    Threshold level of ethylene in fruit and

    vegetable:
    A 0.01 μL/L Correct Answer Incorrect Answer
    B 0.02 μL/L Correct Answer Incorrect Answer
    C 0.03 μL/L Correct Answer Incorrect Answer
    D 0.04 μL/L Correct Answer Incorrect Answer

    Solution

    As little as 0.01 μL/L ethylene can trigger ripening in climacteric fruits (e.g., bananas). Cold storage and ethylene scrubbers mitigate premature ripening. 

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