Chapter 15: Food & Agriculture

3. When materials of the Earth’s surface are loosened, dissolved, or worn away and transported from one place to another naturally
5. The basic processes of farming include plowing, fertilization, irrigation, and pest control
7. Agriculture that conserves natural resources and helps keep the land productive indefinitely
8. The raising of aquatic plants and animals for human use or consumption
12. a disorder of nutrition that results when a person does not consume enough of each of the nutrients that are needed by the human body
16. domesticated animals that are raised to be used on a farm or ranch or to be sold for profit
17. A technology in which the genome of a living cell is modified for medical or industrial use
18. Land that can be used to grow crops
20. The catching or removing from a population more organisms than the population can replace

1. Cud-chewing mammals that have a 3- or 4-chambered stomach
2. The processes of farming using machinery, chemical fertilizers, and sprinkler systems
4. the type and amount of food that a person eats
6. When human activities or climatic changes make arid or semiarid areas more desert-like
9. Revolution when worldwide increases in crop yields resulted from the use of new crop varieties and the application of modern agriculture techniques
10. The accumulation of salts in the soil
11. a prolonged period during which rainfall is below average
13. Farming when a crop is harvested without turning the soil over, as in traditional farming
14. Organisms that have been bred and managed for human use
15. the amount of crops produced per unit area
19. the widespread malnutrition and starvation in an area due to a shortage of food