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73 Cards in this Set
- Front
- Back
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One recommendation you can make to businesses in your city to improve infiltration to recharge local aquifers is: |
Planting rain gardens in front of building |
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Out of all the water on earth ? Is usable by humans. |
Less than 1% |
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What was the result of using drainage blocks to keep water in the field level during the growing season? |
Less water and nutrients lost through drainage and larger yields in test plots. |
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Many species of trees found in the canopy and emergent layer of forests have seeds and saplings that are shade adapted. Why do you think that is ? |
The seeds and saplings will be in the shade for much of their early life because the parent trees in upper layers of forest will block a portion of sunlight. |
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Gravity "powers" all of the following processes of the hydrological cycle except: |
Transpiration |
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Why does forest conservation in countries that are more developed not make a significant difference in worldwide conservation efforts? |
Both because nations that are more developed still demand wood, and also because multinational corporations move their businesses to less developed nations with fewer deforestation regulations. |
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The forest biome that you would expect to find in a cool location with mild precipitation and short growing season would be: |
Boreal |
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What is accurate about the active ingredient in roundup ? |
Glyphosate has been linked to cancer in some studies |
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What is not available to combat vitamin A deficiency? |
Fortifying well water to provide a continuous supplement. |
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What makes golden rice different than other GM crops? |
Non-profit and poor farmers can save the seeds |
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What countries are most likely to grow golden rice in the future? |
Philippines and Bangladesh |
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Approximately what percentage of ugandans have access to cell phones? |
50 percent |
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In a country where many do not have electricity, what keeps cell phones charged ? |
"Intelligent" lithium ion batteries |
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What percentage of ugandans over the age if 15 can read or write? |
20 percent |
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Intercropping leguminous trees amongst crops of maize has what effect? |
Increases yields |
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Why could agroforestry be considered a sustainable practice? |
A method that provides fertilizer to sustain other crops and build soil. |
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How many of the nations captive honeybees are tucked in to pollinate almond crops ? |
Two-thirds |
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What is citrus greening ? |
A bacterial disease |
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Why do we say waste is a human invention? |
Humans produce some waste products that cannot be easily broken down. |
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Biodegradable |
Capable of being broken down by living organisms |
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Nondegradable |
Incapable of being broken down under normal conditions |
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What makes up 91-97% of waste? |
Industrial, agricultural, and mining waste |
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Open dumps are |
Places where hazardous and non hazardous trash is piled up |
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Leachate |
Water that carries dissolved substances that can percolate through soil. |
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Sanitary landfill |
Buries trash in a way that prevents leachate from reaching groundwater |
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What is false about incinerators? |
The burning of waste reduces the toxic and hazardous materials in the waste stream, as heat neutralizes toxins. |
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Trash transfer |
Shuffling waste from state to state |
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What are negative consequences of solid waste pollution? |
People and wildlife are exposed to hazardous chemicals, contamination of ocean waters, disruption of ecosystem services |
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Composting |
Allows waste to biologically decompose in presence of oxygen and water, producing a soil-like mulch. |
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Refuse |
Choose not to buy a product if you can do without |
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Reduce |
Make choices that allow you to use less of a resource by purchasing durable goods |
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Reuse |
Use a product more than once for other purposes |
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Recycle |
Return items for reprocessing |
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Food security |
Having physical, social, and economic access to sufficient, safe, and nutritious food. |
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Malnouishment can result from |
Not enough calories, being deficient in one or more nutrients, taking too many calories |
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Undernourishment |
When a person does not have enough to eat |
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Malnutrition |
Poor health that results from a nutritional imbalance |
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Over nutrition |
Consumption of too many calories |
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Green revolution depended on |
Traditional farming techniques, such as contour farming and crop rotation |
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Food self sufficiency |
Ability of an individual nation to grow enough food to feed it's people |
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Food sovereignty |
Ability of an individual nation to control it's own food system |
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Cash crops |
Food and fiber crops grown to sell for profit rather than use by local families |
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What is a GMO? |
An organism that has had its genetic info modified in some way |
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Superweeds are weeds that |
Have acquired a gene for herbicide resistance from a genetically modified organism |
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Low tech solutions may be a better option than GMO agriculture in some places because these methods |
Are more accessible to low income farmers |
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Organic agriculture |
Farming that does not use synthetic fertilizers, pesticides, GMOs, and chemical additives |
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What problems can arise when fertilizers are used to enhance crop growth? |
Can deplete the soil and create a dependance on fertilizer |
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Agroecology |
Protect the environment and meet the needs of local people |
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Polyculture |
Farming method in which a mix of different species are grown together in one area. |
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IPM techniques fall into 4 categories: |
Cultural control, biological control, mechanical control, and chemical control |
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Contour farming |
Rows planted along slope following lay of land |
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Soil amendment |
Addition of natural or synthetic fertilizers, organic matter to loosen soil, and substances to alter pH |
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Biochar |
Form of charcoal produced when organic matter is partially burned |
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Annual crops |
Grow, produce seeds, and die in a single year |
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Perennial crops |
Do not die at end of growing season |
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When trying to reduce carbon footprint of your food, which consumer choice is the best choice? |
Choose organic food grown far away over industrially grown local food |
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What is the action plan of integrated pest management? |
Controlling pests while minimizing toxins |
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What are characteristics of CAFOs? |
Confined animal feeding Operations, in a small area, crowded and unable to roam free. |
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Waste management techniques least to most preferred: |
Landfills, incineration, recycling and composting, source reduction and reusing |
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What practices does the green revolution use ? |
Pesticides, irritations, and high yield in crops |
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What are three types of genetically engineered organisms? |
Transgenic, cis-genic, intragenic |
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What genetically engineered organism is currently regulated as a GMO? |
Transgenic |
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Transgenic |
Adding one gene that is unrelated |
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Cis-genic |
Introducing two closely related species for a gene |
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Intragenic |
Take away a gene |
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What is a disadvantage of planting Bt corn ? |
You will have to use more pesticides |
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Advantages of micro fertilization |
Less expensive and less runoff |
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Types of farming |
Organic farming, terrace farming, monoculture farming, reduced tillage, strip cropping |
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Organic farming |
Food healthier, no pesticide residue |
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Terrace farming |
Lead to soil erosion |
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Monoculture farming |
One crop is planted- high market demand |
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Reduced tillage |
Minimizes soil disturbances |
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Strip cropping |
Rows of crops |
