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Subject :NSO    Class : Class 9

Which of the following statements is incorrect regarding the plant meristems (P, Q and R) shown in the given figure?


ABoth P and Q are responsible for longitudinal growth of a plant.
BR is responsible for increase in the width of a plant.
CNucleus in cells of P and Q is small whereas that of R is large in size.
DCells of P, Q and R are compactly arranged without intercellular spaces.


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