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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-3

  • question_answer
    In the following diagram, design of a biosphere reserve has been shown. Name the zone which has been indicated by the letter X.

    A) Transition zone

    B) Buffer zone

    C) Core zone

    D) Human settlement

    E) None of these

    Correct Answer: A

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