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8th Class Science Sample Paper Science Olympiad Model Test Paper-14

  • question_answer
    Which one of the following statements is not correct about ploughing?

    A) Ploughing loosens the soil

    B)  Ploughing aerates the soil

    C) Ploughing helps in preventing soil erosion

    D) Ploughing allows easy penetration of roots of crop plants into the soil

    E) None of these

    Correct Answer: C

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