Across
- 3. Ruling a territory for gain
- 7. Cultivating plants and animals
- 8. When ice covered the Earth
- 10. human society based on agriculture
- 12. A major city in Sumer
- 15. An area of Mesopotamia
- 17. The system of controlling organisms
- 18. Time When agriculture was predominant
- 21. A small community of people
- 22. Living in one place
- 23. First known writing system
- 24. Study of Earth's physical features
Down
- 1. What is modern-day Iraq
- 2. An advanced human society
- 4. Large structures built in civilizations
- 5. An organized society by region
- 6. The production of excess food
- 9. Life similar to agricultural life
- 11. Breeding of plants or animals
- 13. The ancestor of corn
- 14. Control the flow of water
- 16. A center of population
- 19. The people who control civilization
- 20. A region in Mesopotamia
- 25. The study of the past