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  5. The Fundamental Unit of Life

9th Class Science The Fundamental Unit of Life Question Bank Cell

  • question_answer
    Identify the part labelled\[X\]?

    A)  Sieve tube    

    B)         Sieve plate

    C)  Companion cell  

    D)         Sieve pore

    Correct Answer: C

    Solution :

     The given figure is of a section of a phloem. The part labelled 'X' is companion cell.


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