NEET Biology Anatomy Of Flowering Plants Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Answer: (b)

Monocot trees such as palms grow in thickness by primary thickening meristem situated at the base of the leaf. Plants like Dracaena show secondary growth by a special cambium. It develops in the form of strips just outside the vascular region. These cambial strips produce secondary vascular bundles which is amphivasal in Dracaena.