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3rd Class Science Sample Paper Science Olympiad Model Test Paper-12

  • question_answer
    Who among the following is correct? Dora: Air, water and soil are the only components that form our environment. Nuhara: Ozone layer is present in the stratosphere which prevents ultraviolet rays to come into the Earth's surface. Shinchan: Afforestation is one of the cause of air pollution.

    A) Shinchan and Nuhara

    B) Nuhara

    C) Shinchan and Dora

    D) Dora

    E) None of these

    Correct Answer: B

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