2. Questions Bank
  3. 9th Class
  4. Science
  5. The Fundamental Unit of Life

9th Class Science The Fundamental Unit of Life Question Bank Cells and Tissues

  • question_answer
    Companion cells are a part of:

    A) Xylem              

    B) Phloem

    C) Cork                 

    D)        Epidermis

    E) None of these

    Correct Answer: B

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