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- 1. Multiple ChoiceDDT is ____________ in the environment. This means it doesn't break down/decompose. It lasts a long time.persistentsynergisticacutethreshold
- 2. Multiple ChoiceAll of the following are benefits of pesticide use EXCEPTdisease controlcrop protectiongenetic resistancelower food costs for consumers
- 3. Multiple ChoiceIndustrial Agriculture has many benefits. Which of the following is NOT a benefit associated with industrial agriculture?The ratio of energy input to calorie output is low.Larger food production per hectare.Monoculture can be more efficient.Economy of scale can make the food less expensive.
- 4. Multiple ChoiceMonocropping has a number of disadvantages. These include all of the following EXCEPTerosion due to exposure of large areas of soil during planting.Nutrition and pesticide needs should be similar throughout a single crop.Pests are ore likely to attack a monocrop due to the high concentration.Loss of habitat for natural pest predators.
- 5. Multiple ChoiceWhich areas of the world are most susceptible to desertification?Humid Equitorial RegionsTemporal ChaparralAreas adjacent to the Poles.Areas adjacent to Existing Deserts.
- 6. Multiple Choice
In order for organic farmers to make a profit (and thus be economically sustainable)
manure must be found in abundance in close proximity to the farm.
the government must continue to provide an "organic" subsidy.
conventional farmers must pay a tax to subsideze the organic farmers.
consumers must be willing to pay higher costs associated with organic produce.
- 7. Multiple ChoiceWhich of the following is likely to minimize soil erosion?No till agricultureHerbicide useHigh Yield cropsDeforestation
- 8. Multiple ChoiceDesertification usually occurs whenhumans leave an area alone to undergo secondary successionsoil productivity decreases due to drought and poor farming practiceswinds carry large amounts of sand from nearby desertsirrigation water is continually used in arid regions of the country
- 9. Multiple ChoiceIrrigation can lead to all of the following EXCEPT:WaterloggingSalinizationDepletion of ground waterRecharging of aquifers
- 10. Multiple Choice
What is plowing in curved rows that follow the shape of the land?contour plowingsoilsubsoilterrace farming - 11. Multiple ChoiceWhich of the following is NOT an argument against GMO usage?Development of super bugs/weedsIntroduction of allergensHigher crop yieldsPossible unknown health effects
- 12. Multiple ChoiceWhat type of agriculture is carried out for survival-with few or no crops available for sale? Its usually organic, simply for lack of money to buy industrial inputs such as fertilizer, pesticides, or gentically modified seeds.Substainable agricultureSubsistance agricultureLDC agricultureSlash and Burn agriculture
- 13. Multiple ChoiceWhat was the positive effect of the green revolution?excess use of fertilizerexcess use of pesticidesprofit for small farmshigh yields of grains
- 14. Multiple ChoiceIn biological pest control, what is used to control pests?living organismschemical fertilizershuman beingsx-rays
- 15. Multiple ChoiceWhat is the main cause of malnutrition?lazinessthe green revolutionembargospoverty
- 16. Multiple ChoiceGrowing more than one crop in a field, especially in alternating rows.Alley CroppingPolyCultureInterplantingIntercropping
- 17. Multiple ChoiceA steady diet of high calorie, low nutrition fast food may lead to
I. Overnutrition
II. Malnutrition
III. UndernutritionI onlyII onlyIII onlyI and II - 18. Multiple ChoiceSynthetic fertilizers have many advantages over traditional "organic" animal waste fertilizers. These include all of the following EXCEPTease of application.highly adjustable nutrient content.bioavailability of nutrients.lack of nutrient runoff problems.
- 19. Multiple ChoiceIPM is likely to use all of the following techniques EXCEPTintercropping.planting herbicide-resistant crops.habitat creation for pest predators.increased use of traditional pesticides.
- 20. Multiple ChoiceWhat is the general relationship between meat consumption and affluence?More affluent nations tend to consume more meat products.More affluent nations tend to be net exporters of meat products.Less affluent nations tend to consume more meat because poultry are so easy to raise.Less affluent nations tend to consume less meat because meat is thought of as a trading commodity.
- 21. Multiple ChoiceIf you input a total of 3,000,000 calories of energy into small-scale corn farming, about how many calories of food will you produce?600,0003,000,0006,000,0015,000,000
- 22. Multiple Choice
Which is NOT a contaminant associated with CAFOs?
Nitrogen
Phosphorus
Oil spills
E. coli
- 23. Multiple Choice
Toxins that get passed up the food chain in increasing amounts
biomagnification
compaction
compounding
non-elimination
- 24. Multiple Choice
Agriculture that features large numbers of animals in a small area with corn or other feeds being shipped in rather than pasture
IPM
aquaculture
hydroponics
CAFO
- 25. Multiple Choice
Which trophic level would be able to feed the most people?
producers
primary consumers
secondary consumers
tertiary consumers
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