Unit 5 Review

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
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Green Revolution most successful in what country?
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India

• Synthetic rice
• Use of irrigation systems to create artificial
  monsoon

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What is another name for sustainable agriculture?
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Organic Agriculture
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What are the 3 fossil fuels?
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Coal, Oil, Natural Gas
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Are fossil fuels renewable or nonrenewable
sources of fuel?
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Nonrenewable
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What resource does nuclear power come from?
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Uranium

• Russia large resources

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

• Switchgrass, poplar, willow

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Which agricultural revolution was accelerated by
the Industrial Revolution increasing use of
tools?
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Second Agricultural Revolution
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What is caused from permitting incoming solar
radiation but inhibiting outgoing terrestrial
radiation?
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Greenhouse Effect
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What are the 3 gases most involved in the
Greenhouse Effect?
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Water vapor, carbon, methane
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What started the First Agricultural Revolution?
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Vegetative Agriculture (roots/stems)

• Seed agriculture came later

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What ring did Von Thünen place the livestock?
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4th ring
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What are the 2 things necessary to maximize
profits?
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Decrease transportation and production costs
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How does putting livestock in 4th ring maximize
profit?
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Decreases transportation costs since animals are
self-transporting
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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.
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Ester Boserup

• More optimistic than Thomas Malthus

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Who identified 11 agricultural hearths?
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Carl Sauer
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What was the agricultural hearth for wheat and
barley?
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Mesopotamia (Fertile Crescent)
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What is the agricultural hearth for the potato?
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South America (current day Peru)
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Most of the world uses what type of agriculture?
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Shifting cultivations
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What type of agriculture uses double cropping?
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Intensive Subsistence Farming

• Farming to survive
• Having to make the most of the land due to
  population demands

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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

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Intertillage
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If youre 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
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Shifting cultivations exist in societies with
what 3 factors?
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• Low technology
• High amounts of land
• Low population

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Cash cropping is to ____ as subsistence farming
is to ________.

• Intensive extensive B. Plantations
  agribusiness
• C. Extensive intensive D. Agribusiness
  aquaculture

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B Extensive intensive