As compared to a dicot root, a monocot root has[2012M]a)many xylem bun...
The vascular bundles are arranged in a loose circle inside the endodermis of a monocot root. In a monocot root, more than six vascular bundles are present. It shows polyarch condition.
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As compared to a dicot root, a monocot root has[2012M]a)many xylem bun...
Polyarch generally hexarch is the condition characteristic to monocot root...in which more that 4 vascular bundles are present and is seen in monocot roots
As compared to a dicot root, a monocot root has[2012M]a)many xylem bun...
Monocot and dicot roots are two types of roots found in plants. Monocot roots belong to the monocotyledonous plants, while dicot roots belong to the dicotyledonous plants. There are several differences between these two types of roots, and one of them is the number of xylem bundles present in the root.
Xylem bundles are vascular tissues responsible for transporting water and minerals from the roots to the rest of the plant. They are made up of xylem vessels, which are tubular structures that transport water, and xylem parenchyma cells, which provide support and storage for the root.
Monocot roots have a single large central xylem bundle, which is surrounded by smaller peripheral bundles. These peripheral bundles are scattered throughout the ground tissue of the root. In contrast, dicot roots have a central core of xylem bundles arranged in a star-shaped pattern, with the phloem located in between the arms of the star.
The presence of many xylem bundles in monocot roots allows for efficient water and nutrient transport. The scattered arrangement of the bundles throughout the ground tissue ensures that all parts of the root have access to water and minerals.
On the other hand, dicot roots have a central core of xylem bundles, which restricts the flow of water and nutrients to specific regions of the root. This arrangement is less efficient compared to the scattered arrangement of xylem bundles in monocot roots.
Therefore, the correct answer is option A: many xylem bundles. Monocot roots have many xylem bundles, while dicot roots have a central core of xylem bundles arranged in a star-shaped pattern.