The dramatic increase in yields associated with the second agricultural revolution coincided with
A) a commercial market for food created by the growing urban labor force.
B) the advent of communism and the emergence of communal farming systems.
C) the arrival of crops (potatoes, tomatoes, peppers, chocolate) from the New World.
D) the introduction of hybrid seeds and GMOs (genetically modified organisms).
E) the large influx of migrants from peripheral to core countries.
Answer: A
You might also like to view...
Matching
6. On the temperate-zone lake figure, choose the zone close to shore in which light reaches all the way to the bottom. 7. On the temperate-zone lake figure, choose the zone primarily inhabited by invertebrates, such as decomposers, which can live in the low oxygen. 8. On the temperate-zone lake figure, choose the zone of open water where photosynthesis can occur. 9. On the temperate-zone lake figure, choose the zone that is usually cold and barely penetrated by sunlight.
Regional metamorphism is confined to convergent plate margins
Indicate whether the statement is true or false
Goldman Sachs coined the acronym BRIC for the four countries destined to be responsible for much of the future growth in manufacturing. Brazil is one of these countries primarily because
A) it has a huge untapped labor force. B) they are rich in inputs critical for industry. C) of proximity to the United States and Europe. D) of vertically integrated industries. E) of many established trade agreements.
The most common type of transform faults offset oceanic ________.
A. microcontinents B. continental shelves C. trenches D. ridge crests E. abyssal plains