Roots have thorny branches in

Rhizophora is an example of

Tap roots are commonly found in

Nodulated roots are produced in ..........

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.

Root pocket occurs in