Soil and agriculture – Flashcards
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Where would contour farming and terraces be most likely to be found?
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on hilly, mountainous farm land
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Which of the following is not true concerning crop rotation?
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It reduces soil compaction by turning the soil.
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Which of the following is not a method for addressing soil contamination?
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None of the above
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Which of the following are characteristic of American agriculture?
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high levels of productivity and mechanization
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Which of the following is true concerning pastoralism?
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It revolves around herding livestock.
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Victory gardens were used in World Wars I and II to augment the public food supply and aid the war effort.
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True
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Pastoral farming is best described as _______.
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a method of raising livestock and moving herds
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Contour farming is a method for plowing across the slope of steep hills.
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True
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How does flooding rice fields reduce the need for herbicides and pesticides in rice farming?
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While rice has a submerged growth state, most weeds and pests do not.
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Genetically modified foods can contain genes from different, unrelated organisms.
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True
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Which of the following is the most damaging method of soil remediation?
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soil excavation and disposal
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Which of the following is not true concerning tropical plantations?
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Wheat and corn are common products of tropical plantations.
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Which of the following are some reasons for the variations in agricultural practices around the world?
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all of the above
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Crop rotation is a method of soil conservation because _______.
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it avoids the depletion of soil nutrients
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The high productivity of American agriculture is exemplified by _______.
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high crop yields per farm worker
