Question
What was the Green Revolution? List its main features.
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| Symbols | Features | |
| 1. | PO | _________ |
| 2. | ________ | metalled road |
| 3. | PS | _________ |
| 4. | RF | _________ |
| 5. | _________ | international boundary |
| 6. | _________ | river |
| Distance on | Distance | Scale |
| the map | on ground | |
| Example: 5 cm | 25 km | 1 cm = 5 km |
| 10 cm | 100 km | ___________ |
| 2 cm | ___________m | 1 cm = 30 km |
| ___________ | 49 m | 1 cm = 7 m |
| 6 cm | 60,000 km | __________ |