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

  • question_answer
    What do you mean by soil?

    A) Soil is a mixture of unweathered rocks and pebbles

    B) Soil is a mixture of rock particles of various size and humus

    C) Soil are unweathered rocks which contain water and air

    D) Soil are weathered rock particles lying below the crust of earth

    E) None of these

    Correct Answer: B


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