Question

How old dicotyledon roots are distinguished from dicotyledonous stem?

Answer 1

hey your answer is

Dicot root and a dicot stem

Characters  Dicot stem  Dicot Root

1. Epidermis

a. Nature of the cells Thick walled Thin walled

b. Epidermal hairs Present, multi cellular trichomes Present, unicellular root hairs

c. Cuticle Present Absent

d. Stomata Present Absent

2. Hypodermis Present, made up of collenchyma Absent

3. Endodermis Wavy in appearance richly deposited with starch Circular in appearances. Contains passage cells and casparian strips

4. Perlcycle Many layered, made up Of sclerenchyina Single layered, made up of parenchyrna

5. Medullary rays Present Replaced by conjuctive tissue

6. Pith Present Absent

7.Vascular bundles

a. Number Eight Eight, four each of xylem and phloem

b. Nature Conjoint, collateral and open Radial

c. Xylem Endarch Exarch