Where are the Casparian strips found?

The secondary wall material suberin is deposited on the walls of

Complete the following analogy-type questions:
$(i)$ Innermost layer of cortex : Endodermis :: Layer just inside the endodermis : ........
$(ii)$ Adaxial epidermis in dorsiventral leaf : Palisade parenchyma :: Abaxial epidermis : ...........

Select the incorrect statement from the following.

Central part of root occupied by parenchymatous (thin or thick-walled) cells is called:

Define the following terms:
$(i)$ Endarch xylem
$(ii)$ Exarch xylem