Question
Draw illustrations to bring out the anatomical difference between Monocot stem and dicot stem.
✓
Answer
Differences between dicot and monocot stem are:
| | Monocot Stem | Dicot Stem |
| 1 | Internally, the stem is not differentiated into cortex, endodermis, etc. | Internally, the stem is differentiated into epidermis, cortex, endodermis, pericycle, stealer system and to pith. |
| 2 | Hypodermis is sclerenchymatous. | Hypodermis is collenchymatous. |
| 3 | Vascular bundles are scattered in the parenchymatous ground tissue. | Vascular bundles are arranged in a ring. |
| 4 | Medullary rays are absent. | Medullay rays occur in between vascular bundles. |
| 5 | Vascular bundles are surrounded by bundle sheath. | Vascular bundles are not surrounded by bundle sheath. |
| 6 | Secondary growth does not occur, since cambium is absent. | Secondary growth takes place due to the presence of cambium. |
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