Subsistence agriculture is always characterized byResponsesdouble-cropping of specific grainsdouble-cropping of specific grainsextensive use of the landextensive use of the landproduction only for family consumptionproduction only for family consumptionproduction only for tradeproduction only for tradeirrigation and inorganic fertilization

ntensive subsistence agriculture is best defined as –Group of answer choicesagriculture primarily for products to sell off the farm.farmers spend a large amount of effort to get a yield from the land.farmers spend a small amount of effort to get a yield from the land.commerical grazing of livestock over an extensive area.

Commercial agriculture is distinguished from subsistence agriculture by all but which of the following? Group of answer choicesheavy use of machineryoutput consumed on the farmhigher profit yieldslarger farm sizelow percentage of farmers in the labor force

Subsistence farmers are able to increase food supply byGroup of answer choicesswitching to livestock grazing.producing cash crops for revenue to purchase food.participating more regularly in periodic markets.intensifying production through increased labor supply and the addition of new techniques.slash and burn agriculture.

hat are the desirable agronomiccharacteristics for cropimprovements?

Compared to shifting cultivation, intensive subsistence agriculture is characterized by which of the following?Group of answer choicesmore diversified croppinggreater use of animal powerlower population densitiesgreater use of land in rainforestssmaller farms