SSC General Science & Technology Sample Paper NCERT Sample Paper-3

  • question_answer
    The main active constituent of tea and coffee is

    A)  Aspirin 

    B)  nicotine

    C)  Caffeine           

    D)  chlorophyll

    Correct Answer: C

    Solution :

    [c] The amount of caffeine in coffee or tea depends on a number of factors, including the method and length of brewing or steeping. With tea, studies also show that leaf location on the tea plant affects content of caffeine in that tea. The youngest leaves, highest on the plant, contain the greatest concentration of caffeine AND antioxidants.

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