Agricultural Origins & Diffusion 5.35 Version B
Across
- 2. Farming in which nearly all of the production is used for personal consumption.
- 3. The period when humans first domesticated plants and animals about 10000 years ago.
- 5. The rapid diffusion of new agricultural technology including highyield seeds and fertilizers beginning in the mid1900s.
- 8. The practice of alternating crops in a field to maintain soil fertility.
- 11. The process by which a cultural trait spreads from one place to another.
- 12. The time when humans first domesticated plants and animals and no longer relied entirely on hunting and gathering.
- 13. A region in Southwest Asia where some of the earliest plant domestication took place.
- 15. A method of reproduction in which stems or cuttings are planted to produce genetically identical plants.
- 16. The intentional breeding of plants or animals to produce desired traits.
- 17. The spread of a trait through the movement of people from one place to another.
- 18. The deliberate effort to grow plants and make them adapt to human use.
Down
- 1. The reproduction of plants through the annual planting of seeds that result from sexual fertilization.
- 4. The period of agricultural improvement beginning in the 1700s that increased food production and supported population growth.
- 6. The process of taming and breeding animals for human use.
- 7. The era when humans first developed agriculture and settled communities.
- 9. Farming in which crops and livestock are produced primarily for sale and profit.
- 10. A geographic area where cultural traits such as agriculture originated and from which they spread.
- 14. The spread of a trait outward from a hearth that remains strong there while also spreading.