1.

Which of the following is made up of dead cells?(1) Collenchyma(2) Phellem(3) Phloem(4) Xylem parenchyma

Answer»

The correct answer is (2)

Cork cambium undergoes periclinal division and cuts off thick walled suberised dead cells towards outside i.e. phellem (cork) and it cuts off thin walled living cells i.e., phelloderm on inner side.



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