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primary economic activity
economic activity concerned with the direct extraction of natural resources from the environment-- such as mining, fishing, lumbering, and especially agriculture
secondary economic activity
economic activity involving the processing of raw materials and their transformation into finished industrial products; the manufacturing sector
tertiary economic activity
economic activity associated with the provision of services (transportation, banking, retailing, education, routine, office-based jobs)
quaternary economic activity
service sector industires concerned with the collection, processing, and manipuation of information and capital (finance, administration, insurance, legal services)
quinary economic activity
service sector industries that require a high level of specialized knowledge skill (scientific research, high-level management)
About what percent of the percent of people work in the agricultural production in US and Canada?
What has caused a decrease in the amount of workers needed for agricultural production in the US?
mechanization and new technologies
Who said plant domestication occurred at different times in different places throughout early societies?
In which two places were root crops thought to be originated?
SE Asia (Yams, Bananas) and NW South America (Maize, Squashes, Beans)
crops that are reproduced by cultivating either the roots or cuttings from the plants (tubers, cassava, yams, sweet potatoes)
In which two places were seed crops thought to be originated?
SW Asia (Fertile Crescent) and the Nile River Valley
self sufficient agriculture that is small scale and low technology & emphasizes food production for local consumption, not trade
A form of subsistence agriculture in which people shift activity from one field to another; each field is used for crops for relatively few years and left fallow for a relatively long period.
a form of subsistance agriculture that requires large amounts of labor to make the largest crop possible on small plots of land
An agricultural system characterized by low inputs of labor per unit land area.
Who created a model to show what farmers grow depending on relative location to the central market?
The Green Revolution was a shift from ________ farming to ___________ farming
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