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7th Class Science Sample Paper Science Olympiad Model Test Paper-17

  • question_answer
    Which of the following is the main cause due to which wind is produced on the earth?

    A) Uneven heating of different regions of the earth by the sunlight

    B) Uneven movements of tectonic plates of the earth because of hot core

    C) Movement of moon is not periodic around the earth

    D) All of these

    E) None of these

    Correct Answer: A

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