MCQ
The reason why secondary growth does not occur in monocotyledom root is:
- ✓Absence of cambium
- BAbsence of pith
- CAbsence of pericycle
- DAbsence of vascular bundles
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| Animal | Respiratory Organ | ||
| $A$ | Earthworm | $(i)$ | Moist cuticle |
| $B$ | Insects | $(ii)$ | Gills |
| $C$ | Fishes | $(iii)$ | Lungs |
| $D$ | Birds/Reptiles | $(iv)$ | Trachea |
