Stilt roots are found in . . . . . . .

The origin of lateral roots in plants is:

What is meant by modification of root? What type of modification of root is found in the:
$(a)$ Banyan tree
$(b)$ Turnip
$(c)$ Mangrove trees

Select the correct statements.
$I$. From the region of elongation,some of the epidermal cells form root hairs.
$II$. Pneumatophores are seen in $Rhizophora$.
$III$. Adventitious roots are seen in the banyan tree.
$IV$. Maize and sugarcane have prop roots.

Which type of root is found in $Mirabilis \text{ } jalapa$?

In roots,branches $(Secondary\, roots)$ are