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  3. 9th Class
  4. Science

9th Class Science Sample Paper Science Olympiad Model Test Paper-21

  • question_answer
    Which phloem element is not living?

    A) Sieve tubes                   

    B) Phloem fibres

    C) Companion cells

    D) Phloem parenchyma

    E) None of these

    Correct Answer: B

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