Question

which is correct in dicot root?
a. vascular bundles are scattered Irregularly in ground tissue.
b. the vascular bundles are open
c. cambium is absent
d. epidermis is absent​

Answer 1

The correct statement is the Vascular bundles are open in dicot root.

• The vascular bundles are open because of calcium strip is present between xylem and phloem.

• The Vascular bundles are arranged radially in dicot roots. Xylem and Phloem are arranged in an alternate manner within a vascular bundle.

• Cambium is responsible for the secondary growth in plants. In dicot root xylem is arranged in the center and phloem is outside the xylem.

Answer 2

The vascular bundles are open in  dicot plants.

Explanation:

• In dicot plants the vascular  bundles are arranged in ring like manner surrounding the parenchyma cells which is present in the pith region.
• The vascular bundles are open because Xylem and phloem are separated from each other by fascicular cambium.
• Dicot plants have cambium which is the growing tissue but are absent in monocot plants.
• Epidermis is present in dicot plants which is covered by cuticle and contain multi cellular stem hairs.