Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Anatomy of Flowering Plants

Question:

Monocot root has :

Options:

Cambium ring, vascular bundles two to four, pith is small and well developed

Large pith, polyarch xylem, no secondary growth

Usually more than six xylem bundles, pith is small or inconspicuous, conjuctive tissue

Both B and C

Correct Answer:

Large pith, polyarch xylem, no secondary growth

Explanation:

The correct answer is Option (2) -Large pith, polyarch xylem, no secondary growth

The anatomy of the monocot root is similar to the dicot root in many respects . It has epidermis, cortex, endodermis, pericycle, vascular bundles and pith. As compared to the dicot root which have fewer xylem bundles, there are usually more than six (polyarch) xylem bundles in the monocot root. Pith is large and well developed. Monocotyledonous roots do not undergo any secondary growth.