Question

Multiseriate vascular rays are present opposite the protoxylem in old

• A. Dicot stems
• B. Dicot roots
• C. Monocot stems
• D. Monocot roots

Answer 1

The correct option is A Dicot stems

The non-vascular strips developed radially in the secondary vascular tissues are called vasculary rays or secondary medullary rays. These are multiseriate, homo or heterocellular. Each vascular ray is a combination of xylem ray and phloem ray.

So, the correct option is ‘Dicot stems’.