Chapter 7 & 8 Quiz: Key Concepts for Sustainable Agriculture

WS 3 Quiz Due: 11:59pm on Monday, February 12, 2024 You will receive no credit for items you complete after the assignment is due. Grading Policy Chapter 7 Multiple-Choice Question 12 Part A In Queensland, Australia, cactus moths ( Cactoblastis cactorum) ________. ANSWER: Correct Chapter 7 Multiple-Choice Question 18 Part A Which of the following requires the least land to produce 1 kg of protein? ANSWER: Correct Chapter 7 Multiple-Choice Question 20 Part A Which of the following is true? ANSWER: effectively cleared non-native prickly pear cactus from rangeland are raised as a food source by native Aborigines are a keystone species are examples of species that have developed resistance to pesticides are an invasive species pork chicken beef milk eggs

Correct Chapter 7 Multiple-Choice Question 21 Part A Green revolution techniques ________. ANSWER: Correct Chapter 7 Multiple-Choice Question 23 Part A Since 1960, pesticide use has risen ________ worldwide. ANSWER: Correct Chapter 7 Multiple-Choice Question 24 People are undernourished is because they are not educated about proper nutrition. In 2010 one in four adults in the US is obese and 3 out of 5 are overweight. Aquaculture has decreased significantly since 1985. World hunger has increased significantly since 1970. World grain production has tripled since 1985. focus on sustainability focus on organic farming have contributed to an increased diversity of foods in the human diet have increased crop yields but may not be sustainable focus on preserving biodiversity twofold threefold fourfold sixfold fivefold

Part A Which of the following best describes integrated pest management (IPM)? ANSWER: Correct Chapter 7 Multiple-Choice Question 25 Part A Relative to sustainable agriculture, insects' role is as ________. ANSWER: Correct Chapter 7 Multiple-Choice Question 28 Part A Aquaculture ________. ANSWER: Correct subsidies for pesticide use transgenic crops biocontrol measures, crop rotation, habitat diversification major reliance on synthetic pesticides continuous monoculture cropping and harvesting keystone species harmful herbivores that need to be eliminated genetically modified species invasive species essential pollinators and predators can bring economic benefits and food security to many developing regions produces less fish per unit area compared to ocean water harvesting frequently results in unintended catch of non-target species uses more fossil fuels than traditional commercial fishing has no real environmental disadvantages

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Chapter 7 Multiple-Choice Question 30 Part A Monoculture, the practice of planting large areas with a single crop ________. ANSWER: Correct Chapter 7 Multiple-Choice Question 32 Part A It is more energetically efficient for us to eat more ________. ANSWER: Correct Chapter 8 Multiple-Choice Question 10 Part A A population of birds is found on a remote island. Which of the following information is most important in deciding if the birds all belong to a single species? ANSWER: always uses no-till techniques of planting is a development of industrial agriculture requires no artificial pesticides or fertilizers accounts for less than 1% of U.S. farmland is typical of Native American farming techniques GM foods herbivorous animals like cattle and chicken carnivorous animals like fish and alligator plant-based foods foods grown using IPM methods

Correct Chapter 8 Multiple-Choice Question 11 Part A Which scientists classify species using an organism's physical appearance and genetic makeup? ANSWER: Correct Chapter 8 Multiple-Choice Question 16 Part A A species of lizard has gone extinct. This could be due to any of the following reasons except ________. ANSWER: Correct Chapter 8 Multiple-Choice Question 17 That they share many physical characteristics. Whether the matings produce viable eggs or offspring of some matings are sterile. That the males all sing very similar songs. That all the birds appear to eat the same range of food. Whether they can breed with one another. environmentalists taxonomists ecologists geneticists agronomists climate change increased genetic diversity within the species introduction of a species that competed for food resources inbreeding habitat destruction by humans

Part A In general, successfully introduced non-native species experience ________. ANSWER: Correct Chapter 8 Multiple-Choice Question 20 Part A Which of the following can change local species diversity but not global diversity? ANSWER: Correct Chapter 8 Multiple-Choice Question 21 Part A Which of the following can change global species diversity? ANSWER: Correct decreased biotic potential increased environmental resistance increased competition from other organisms increases in limiting factors competitive success against native species immigration and extirpation speciation and immigration extirpation and extinction emigration and extinction speciation and extinction immigration and extirpation emigration and extinction extirpation and extinction speciation and extinction speciation and immigration

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Chapter 8 Multiple-Choice Question 22 Part A Removal of which of the following species will always result in the greatest changes in an ecological system? ANSWER: Correct Chapter 8 Multiple-Choice Question 23 Part A The species most often vulnerable to human impact is the ________. ANSWER: Correct Chapter 8 Multiple-Choice Question 24 Part A The field of conservation biology ________. ANSWER: a producer species a carnivore species a competitive species a decomposer species a keystone species producer competitive species decomposer keystone species top predator

Correct Chapter 8 Multiple-Choice Question 27 Part A The Convention on Biological Diversity has goals ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 11 Part A Fire history in an open pine woodland ecosystem would be best determined by ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 12 developed in response to government intervention was initially viewed as too measurement oriented, looking at details and not at the big picture tries to conserve every species, everywhere tries to increase speciation events in order to increase biodiversity attempts to integrate an understanding of evolution, ecology and extinction that require biodiversity be used in a sustainable manner that include a set of international laws designed to reduce biodiversity spelling out future management plans for all biomes that ensure the distribution of biodiversity's benefits to wealthy countries who can pay for them charcoal in the soil tree ring scars the density of vegetation soil chemistry ambient air temperature

Part A ________ are replacing primary forests in much of southeast Asia ANSWER: Correct Chapter 9 Multiple-Choice Question 14 Part A Concessions granted by developing nations allow ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 18 Part A In the United States, most logging takes place in ________. ANSWER: Correct world heritage sites biosphere reserves invasive exotic species reserves for indigenous peoples oil palm plantations timber extraction by foreign multinational corporations timber extraction according to strictly sustainable forestry principles the establishment of national parks restoration of deforested regions establishment of wilderness areas Pennsylvania and New York the northern midwest New England conifer forests in the west and pine plantations in the south national parks

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Chapter 9 Multiple-Choice Question 20 Part A Why do developing nations impose few or no restrictions on logging? ANSWER: Correct Chapter 9 Multiple-Choice Question 25 Part A Ecosystem-based timber harvesting uses methods that ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 29 Part A Paper parks are ________. ANSWER: They are desperate for economic development. Most timber is extracted by local corporations that support the government. No ancient forests remain in developing nations. There is an infinite supply of timber because wood is a renewable resource. Local residents use most of the timber, and the government does not want to impose restrictions on its citizens. are very popular with timber companies are ecologically harmless leave seed-producing or mature trees uncut to provide for future forests have the greatest impacts on forest ecosystems are the most cost efficient in the short term

Correct Chapter 9 Multiple-Choice Question 32 Part A The latest information tells us that salvage logging ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 35 Part A The program Reducing Emissions from Deforestation and Forest Degradation (REDD) ________. ANSWER: Correct Chapter 9 Multiple-Choice Question 36 areas protected on paper but not in reality due to lack of funding portions of the national parks where timber harvesting is permitted portions of the wilderness areas where timber harvesting is permitted land trust areas where timber harvesting is permitted parks established where timber harvesters formerly harvested wood for paper mills causes increased erosion has no effect on the severity of wildfires tends to produce more severe wildfires eliminates wildfires from forests decreases erosion was passed unanimously by the Copenhagen Conference (2010) on global climate change combats unsustainable forestry practices through controlled burning programs gives wealthy nations carbon-offsets if they pay poorer nations to conserve forests supports research to develop trees which permanently sequester carbon seeks to reduce the 30% of global carbon emissions caused by primary forests

Part A The "roadless rule" ________. ANSWER: Correct Score Summary: Your score on this assignment is 97.5%. You received 29.25 out of a possible total of 30 points. prohibits new road construction in national forests and was reinstated in 2009 permits clearcutting in forests which have no access roads for logging companies prohibits off-road vehicles in national parks and forests prohibits road construction within national parks was strictly enforced between 2004 and 2007

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