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4th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    Non-biodegradable waste is one of the major cause of land pollution. Which one of the following is a better option to get rid of the non-biodegradable waste?

    A) Burning

    B) Burying

    C) Recycling

    D) Dumping

    E) All of these

    Correct Answer: C

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