Managing Resources - unit 5
Across
- 5. A fuel derived from biomass.
- 6. Nutrient-deficient soils due to crops being continuously grown on them.
- 7. Lack of nutrition caused by not having a balanced diet or enough to eat.
- 8. A system of farming that uses a small amount of labor and capital investment relative to the area of land being farmed.
- 11. Chemical used to control commercial crops.
- 16. A system of farming in which labor are amount of investment and labor relative to the area of land being farmed.
- 17. A soil-free farming system that uses the waste produced by aquatic organisms to supply nutrients to plants being grown hydroponically.
- 18. A gas that can be used as a fuel is produced by fermenting organic matter.
- 19. An alcohol, produced by biological methods.
- 20. To store large amounts of goods in stores.
Down
- 1. When all people have access to sufficeint food that meets their needs.
- 2. The supply of water to land or crops to help plants grow.
- 3. Suffering or death caused by lack of food.
- 4. The extreme scarcity of food.
- 9. When humans grow plants or animals for specific characteristics
- 10. A chemical or natural product that can be added to soils to increase the nutrients available for plants.
- 12. Help given to a country suffering from food insecurity.
- 13. An increase in salt continually of agricultural soils.
- 14. To limit the amount of food purchased for a person or family.
- 15. The growth of plants without soil in nutrient-rich water.