enviro test
Terms
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Which of the following is not one of the three primary crops that feed the world?
a. rice
b. soybeans
c. corn
d. wheat - correct: b
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Which of the following supplies most of the world's food?
a. oceanic fisheries
b. croplands
c. rangelands
d. freshwater fisheries - correct: b
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What is the major type of agriculture in the United States?
a. shifting cultivation
b. plantation
c. industrialized
d. intensive traditional - c
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Which of the following describes the first green revolution?
a. introduction of new food plants to developed countries.
b. export of dwarf varieties of rice and wheat to tropical developing countries.
c. discovery that w - d
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Polyvarietal cultivation refers to planting several different species in the same plot.
True
False - false
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Which of the following characterizes food production between 1950 and 1990?
a. food production and inflation-adjusted food prices increased.
b. food production increased while the inflation-adjusted price for food decreased.
- b
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A person who receives an adequate number of calories but whose diet is deficient in protein and other essential nutrients suffer from ____.
a. undernutrition
b. malnutrition
c. overnutrition
d. macronutriti - b
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Which of the following is not a way in which food production impacts the environment?
a. increases surface water quality.
b. decreases greenhouse gases.
c. decreases soil erosion.
d. increases biodiversity. - a
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Which of the following is the most controversial method of increasing food production?
a. introduction of new foods
b. advanced tissue culture techniques
c. crossbreeding
d. genetic engineering - d
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What are microlivestock?
a. genetically engineered pigs
b. small-scale ranching operations
c. edible insects
d. dwarf varieties of cattle - c
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Which of the following is associated with meat production?
a. continual improvement in range condition.
b. reduction of surface water pollution.
c. desertification.
d. elimination of infectious livestock di - c
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Most of the meat in the U.S. is produced in
a. pastures
b. prairies
c. open ranges.
d. feedlots. - d
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Which of the following is not a method of maintaining the availability of fish and seafood?
a. harvesting at sustainable yield.
b. increasing the use of drift nets.
c. fish ranching.
d. decreasing allowable - b
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Environmentalists believe that agricultural subsidies should be used for
a. protecting soil quality.
b. keeping water prices artificially low so farmers can irrigate more land.
c. draining wetlands to increase productive - a
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_____ is an example of a first generation pesticide.
a. Pyrethrum
b. DDT
c. Glyphosate
d. Parathion - a
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What was the first second-generation pesticide?
a. rotenone
b. camphor
c. glyphosate
d. DDT - d
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There are no good reasons to use synthetic pesticides.
True
False - false
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Which of the following is considered the greatest problem associated with the use of pesticides?
a. the speed with which they kill pest organisms.
b. development of genetic resistance in pest organisms.
c. modern pestici - b
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According to the USDA, about ____ of the pesticides applied to U.S. croplands by airplane actually reach target pests.
a. 10 percent
b. 25 percent
c. 2 percent or less
d. 50 percent - c
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The primary legislation dealing with pesticides is
a. RCRA.
b. FIFRA
c. EPA
d. FQPA - b
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Which of the following would be a useful biological pest control agent?
a. ladybug
b. grasshopper
c. Japanese beetle
d. fire ant - a
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After the Indonesian government restricted the use of pesticides, use _____ and rice production _____.
a. rose . . . rose
b. rose . . . dropped
c. dropped . . . dropped
d. dropped . . . rose - d
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The goal of integrated pest management (IPM) is
a. maximizing crop yields by any means necessary.
b. reduction of crop damage to economically tolerable levels.
c. worldwide eradication of pest populations.
- b
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Use of synthetic pesticides or hormones prevents a food item from being labeled
a. natural.
b. engineered.
c. organic.
d. inorganic. - c