1. Unit 5 Review

2. Tractors, pesticides, and exporting goods are 3 parts of what?

3. Third Agricultural Revolution

4. When 3rd world countries (LDCs) adopted Third Agricultural Revolution practices?

5. Green Revolution

6. Green Revolution most successful in what country?

7. India
Synthetic rice
Use of irrigation systems to create “artificial” monsoon

8. What is another name for sustainable agriculture?

9. Organic Agriculture

10. What are the 3 fossil fuels?

11. Coal, Oil, Natural Gas

12. Are fossil fuels renewable or nonrenewable sources of fuel?

13. Nonrenewable

14. What resource does nuclear power come from?

15. Uranium
Russia – large resources

16. Plant and animal material burned for fuel without increasing carbon levels in the atmosphere?

17. Biomass
Switchgrass, poplar, willow

18. Which agricultural revolution was accelerated by the Industrial Revolution; increasing use of tools?

19. Second Agricultural Revolution

20. What is caused from permitting incoming solar radiation but inhibiting outgoing terrestrial radiation?

21. Greenhouse Effect

22. What are the 3 gases most involved in the Greenhouse Effect?

23. Water vapor, carbon, methane

24. What started the First Agricultural Revolution?

25. Vegetative Agriculture (roots/stems)
Seed agriculture came later

26. What ring did Von Thünen place the livestock?

27. 4th ring

28. What are the 2 things necessary to maximize profits?

29. Decrease transportation and production costs

30. How does putting livestock in 4th ring maximize profit?

31. Decreases transportation costs since animals are self-transporting

32. Who had a theory that the agricultural methods depend on the size of the population. The larger the world population grows, the more innovations are made to make feeding the expanding population possible.

33. Ester Boserup
More optimistic than Thomas Malthus

34. Who identified 11 agricultural hearths?

35. Carl Sauer

36. What was the agricultural hearth for wheat and barley?

37. Mesopotamia (Fertile Crescent)

38. What is the agricultural hearth for the potato?

39. South America (current day Peru)

40. Most of the world uses what type of agriculture?

41. Shifting cultivations

42. What type of agriculture uses double cropping?

43. Intensive Subsistence Farming
Farming to survive
Having to make the most of the land due to population demands

44. What is the term for growing multiple crops on the same land?
Growing a fragile crop between 2 rows of durable crops to protect fragile crops from downpour

45. Intertillage

46. If you’re tying to use less artificial fertilizers (more sustainable agriculture), you can help keep the soil from drying out by planting peanuts after having planting tobacco the season before. This would be:

47. Crop Rotation

48. Shifting cultivations exist in societies with what 3 factors?

49. Low technology
High amounts of land
Low population

50. Cash cropping is to ____ as subsistence farming is to ________.
Intensive; extensive B. Plantations; agribusiness
C. Extensive; intensive D. Agribusiness; aquaculture

51. B – Extensive; intensive