| I: | Sclerenchymatous pericycle | 
| II: | Casparian strips in endodermis are very common | 
| III: | Collechymatous hypodermis | 
| IV: | Conjoint open vascular bundles with exarch protoxylem | 
| 1. | 4 | 2. | 3 | 
| 3. | 2 | 4. | 1 | 
| a. | Hypodermis has collenchymatous cells. | 
| b. | Endodermis is the ‘starch sheath’. | 
| c. | Pericycle is parenchymatous. | 
| 1. | (A), (B), (D), (C) | 2. | (B), (A), (C), (D) | 
| 3. | (A), (B), (C), (D) | 4. | (B), (A), (D), (C) |