Arrange the following in the sequence you would find them in a plant starting from the periphery: phellem,phellogen,phelloderm.

Given below are two statements: One is labelled as Assertion $A$ and the other is labelled as Reason $R$:
Assertion $A$: Late wood has fewer xylary elements with narrow vessels.
Reason $R$: Cambium is less active in winters.
In the light of the above statements,choose the correct answer from the options given below:

Which type of wood is more susceptible to decay?

In dicot roots,the vascular cambium originates from:

The vascular cambium produces . . . . . . .

Vascular tissues containing a large number of vessels and fibers are .........