Vascular cambium is a meristematic layer that cuts off

The heartwood cannot conduct water because of

The wall of cork cells is mostly impregnated with:

Read the different components from $(i)$ to $(iv)$ in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem.
$(i)$ Secondary cortex $(ii)$ Wood $(iii)$ Secondary phloem $(iv)$ Phellem
The correct order is:

Which of the following monocot plants shows secondary growth in its stem?

Interfascicular cambium develops from the cells of