Uttarakhand PMT Uttarakhand PMT Solved Paper-2009

  • question_answer
    Viral infection is usually absent in

    A)  phloem cells    

    B)  xylem cells

    C)  pith cells       

    D)  apical meristem

    Correct Answer: D

    Solution :

    The apical meritems are present at the apeces of primary and secondary shoots and roots of the plant. The cells of apical meristem are in very active stage of division, have dense cytoplasm, thin cell wall and remain virus free.


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