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Study the given statements carefully and...

Study the given statements carefully and give the answer.
(A)Bark is a nontechnical term that refers to all tissues exterior to the vascular cambium only
(B)Phellem, phellogen and phelloderm are collectively called pericarp.
(C)In the dicot stem vascular cambium is completely secondary in origin.
(D)In dicot stem endodermis cells are rich in starch grains and the layer is also called starch sheath.

A

A, B correct, C, D incorrect

B

A, C correct, B, D incorrect

C

A, B, C correct, D incorrect

D

B, C incorrect, A, D correct

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