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2nd Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Identify 'X' and 'Y'.                                                                                                                           (2015)
    Air conditioner 'X'
    'Y' It heats and cooks food.
     

    A)  X = Produce heat ventilation; Y = Microwave oven

    B)  X = Produce cool ventilation, y = Microwave oven

    C)  X = Produce heat ventilation, Y = Vacuum cleaner

    D)  X = Produce cool ventilation, Y = Vacuum cleaner

    Correct Answer: B

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