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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    Which one of the following gives the petroleum gas, petrol, kerosene, diesel and paraffin wax?

    A) Coal

    B) Fractional distillation of petroleum

    C) Biogas

    D) Anaerobic fermentation of cattle dung and domestic sewage

    E) None of these

    Correct Answer: B

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