Unit Test — Unit test Answers

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Agriculture has no impact on the levels of organic content in soil because organic matter is plowed back into the soil every year. Please select the best answer from the choices provided.

A
T
B
F
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Coffee is an example of a __________.

A
luxury crop
B
subsistence crop
C
high-volume crop
D
mass-production crop
43

Production and consumption in less-developed countries is affected by all of the following factors except __________.

A
inadequate infrastructure
B
low birth rates
C
limited transportation methods
D
war, conflict, and corruption
44

Which of the following is not a factor that has contributed to agricultural success in the US?

A
expansive infrastructure and mechanized equipment
B
access to expensive chemical fertilizers and pesticides
C
controlled population growth
D
the prohibition of hybridized crops
45

In 2009, agricultural production in Africa had __________ since 1960.

A
decreased by 10%
B
increased by 10%
C
increased by 20%
D
decreased by 30%
46

Which of the following areas is best suited for livestock ranching?

A
coastal zones
B
drier climates
C
tropical regions
D
mountainous regions

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