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1 | |
Golden rice was developed because regular rice, which is eaten by about half the people of the world, is low in beta carotene, the precursor to vitamin A. (p. 150) |
| | A) | True |
| | B) | False |
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2 | |
Millions of people in the world are considered to have overnutrition which means they receive less than the caloric intake needed for an active, healthy life. (p. 151) |
| | A) | True |
| | B) | False |
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3 | |
_______ is defined as having a body mass of greater than 30 pounds above normal. (p. 153) |
| | A) | Anemia |
| | B) | Malnourishment |
| | C) | Obesity |
| | D) | None of the above |
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4 | |
Which disease is caused by a diet low in quality protein and causes bloated bellies in children? (p. 154) |
| | A) | anemia |
| | B) | Kwashiorkor |
| | C) | Marasmus |
| | D) | goiter |
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5 | |
North America, Europe, and Japan make up twenty percent of the world’s population but consume eighty percent of all milk and meat in the world. (p. 155) |
| | A) | True |
| | B) | False |
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6 | |
Concentrated animal feeding operations may lead to the ________. (p. 156) |
| | A) | development of antibiotic-resistant pathogens |
| | B) | contamination of local surface and ground water |
| | C) | extensive air pollution |
| | D) | all of the above |
| | E) | b and c are correct |
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7 | |
Choose the correct sequence of soil horizons from soil surface to bedrock. (p. 158) |
| | A) | A, B, C, E, O |
| | B) | O, E, C, B, A |
| | C) | O, A, E, B, C |
| | D) | O, A, B, C, E |
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8 | |
Approximately 47% of the earth’s land area is currently in agricultural production and the amount increases every decade despite population decreases. (p. 158) |
| | A) | True |
| | B) | False |
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9 | |
The term, _______, refers to the process whereby soil iron and aluminum solidify when exposed to rain and sun. (p. 160) |
| | A) | salinization |
| | B) | waterlogging |
| | C) | acidification |
| | D) | laterization |
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10 | |
Sheet erosion is the process whereby soil washes away from the banks of streams and rivers as a result of removing streamside trees and shrubs. (p. 161) |
| | A) | True |
| | B) | False |
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11 | |
The goal of integrated pest management is to produce food and fiber on a sustainable basis and repair the damage caused by destructive practices. (p. 163) |
| | A) | True |
| | B) | False |
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12 | |
The Green Revolution _______. (p. 164) |
| | A) | is responsible for increasing food supplies during the past 50 years |
| | B) | produced high-yield varieties of many crops |
| | C) | was a movement which encouraged the use of green manures in farming |
| | D) | all of the above |
| | E) | a and b are correct |
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13 | |
Plants that are engineered to produce industrial oils, plastics, and vaccines are examples of genetically modified organisms. (p. 165) |
| | A) | True |
| | B) | False |
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14 | |
Genes from the bacterium, Bacillus thuringiensis, have been transferred into crops because they produce lethal endogenic insecticides. (p. 166) |
| | A) | True |
| | B) | False |
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15 | |
In ________, different crops are planted in alternating areas along the land contours. (p. 167) |
| | A) | contour plowing |
| | B) | strip faming |
| | C) | mulching |
| | D) | reduced tillage |
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16 | |
Which of the following provides ground cover for agricultural crops? (p. 168) |
| | A) | seaweed |
| | B) | alfalfa |
| | C) | manure |
| | D) | all of the above |
| | E) | none of the above |
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17 | |
Which of the following is NOT an example of a farming practice that conserves water or soil? (p. 167-168) |
| | A) | contour plowing |
| | B) | reduce tillage |
| | C) | strip farming |
| | D) | terracing |
| | E) | none of the above |
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