Which of the following is not a characteristic feature of the anatomy of dicotyledonous root
Radial vascular bundles
Secondary growth
Pith little or absent
Vascular bundles $15 -20$
In dicotyledonous angiosperms, the dermatogen originate from
What is the commercial source of cork ? How is it formed in the plant ?
Palm is a monocotyledonous plant, yet it increases in girth. Why and how ?
$I.$ Found only in sporophytic phase of life cycle
$II.$ May contain enzymes that are biologically active
$III.$ Often contain strengthening polymers
Select the correct option for cell wall