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Test your basic knowledge |
DSST Environmental Science: Land Use
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Subjects
:
dsst
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A fossil fuel composed of organic matter that was compressed under very high pressure to form a dense - solid carbon structure.
Coal
Acid mine drainage
Community supported agriculture (CSA)
Pest management
2. When sulfide minerals in newly exposed rock surfaces react with oxygen and rainwater to produce sulfuric acid - causing runoff as it leaches metals from the rocks
Bt Corn
Agricultural revolution and technology
Acid mine drainage
Pesticides
3. Worthless material that surrounds a wanted mineral in an ore deposit.
Lesson from Food Inc
Community garden
Food Aid
Tailings/ Gangue
4. Solid waste from smelts
Slag
Tailings/ Gangue
Ore
Community garden
5. way to enhance nutrient-limited soils - Inorganic fertilizers- mined or synthetically manufactured mineral supplements - Organic fertilizers consist of the remains or wastes of organisms that include animal mancure - organic fertilizers can improve
Pest management
Fertilizers
Integrated Pest Management (IPM)
Monoculture
6. Strip mining - open pit mining - mountain top removal
Acid mine drainage
Ecological services
Types of surface mining
Pesticides
7. Goal to guarantee an adequate - safe - nutritious - and reliable food supply available to all people at all times
Strip mine
Clear-cutting
Pest management
Food security
8. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death
Risks of Bt Corn
Strip mine
Famine
Advantages & Disadvantages of surface mining
9. A mining technique that involves digging a gigantic hole and removing the desire ORE - along with waste rock that surrounds the ore.
Community garden
Open pit mine
Current Population/ 2100 projects of world population
Strip mine
10. Locally-based socio-economic model of agriculture and food distribution. also refers to a particular network or association of individuals who have pledged to support one or more local farms - with growers and consumers sharing the risks and benefits
Mechanization/tractors/combines
Genetically Modified foods
Community supported agriculture (CSA)
Tailings/ Gangue
11. Harvesting only mature trees of certain species and size; usually more expensive then clear-cutting but it is less disruptive for wildlife and often better for forest regeneration
Pesticides
Clear cutting
Fertilizers
Selective Cutting
12. Uses the idea that 'the enemy of one's enemy is one's friend' - Battles pests and weeds with organisms that eat or infect them - Can be extremely effective and inexpensive
Surface mining
Biological control (alternative to pesticides)
Slag
To purify copper from malachite
13. Mining method- mountain's forests are clear-cut and the timber is sold - topsoild is removed - and then the rock is blasted away to expose the coal for extraction. Overburden is placed back on the mountaintop. Primarily for coal in the Appalachian Mo
Naturally occurring pesticides
Lesson from Food Inc
Mountain-Top Removal
Manmade nitrogen ertilizers
14. Clear cutting - Strip cutting - selective cutting
Coal
Types of forestry
Current Population/ 2100 projects of world population
Malnourishment
15. Shafts are excavated deep into the ground - and networks of tunnels are dug or blasted out to follow deposits of the mineral. requires removal of the overburden - Used for metals ( zinc - lead - nickel - tin - gold - copper) and coal - Most dangerous
Ecosystem-based Management
Lesson from Food Inc
Surface mining
Impact of Mountain-Top Removal
16. Food assistance given to an area. Can take away the incentive to produce food in that area. Distribution is an issue.
Types of surface mining
Ore
Food Aid
Smelting
17. Mix the malachite with water and 6M sulfuric acid and heat the mixture - creating a transformation reaction where the only left over matter is the sand - which is then strained out. Iron fillings are then added to the solution - a substitution react
Food security
Strip Cutting
Integrated Pest Management (IPM)
To purify copper from malachite
18. Recycle batteries - Send large amounts of metal to scrap yards/businesses instead of to landfills (ex. cars - fridges - dishwashers - etc.) - Recycle old electronics like phones and computers to prevent more mining of minerals like tantalum that are
Economic services
Advantages & Disadvantages of surface mining
Things people can do to avoid depleting minerals
Genetically Modified foods
19. Soy beans have been genetically modified for better traits. 'Round up Ready' soy beans have made it so that weed killer 'round up' can be sprayed around the plants and kill all the weeds but not the soy bean plants. 'round up ready soy beans' were cr
Undernourishment
Ecological services
Acid mine drainage
Effect of Monsanto on soybean farming since 1994
20. Heating ore beyond its melting point and combining it with other metals or chemicals ( process of separating).
Selective cutting
Genetically modified food
Smelting
Manmade nitrogen fertilizers
21. A single piece of land gardened collectively by a group of people.
Community garden
Monoculture
Maximum Sustainable Yield
Smelting
22. Cut trees shortly after they go through their fastest stage of growth (which is during their intermediate age) - Advantages: maximizes timber production over time - Disadvantages: trees get cut before they mature; alters forest ecology; eliminates ha
Biological control (alternative to pesticides)
Undernourishment
Maximum Sustainable Yield
To purify copper from malachite
23. By far the best method for managing pests - Uses chemical pesticides - biocontrol - AND diversity - Not monoculture; things are planted in a mosaic so that if pests attack all of the corn in one area there is still more corn somewhere else - Proven t
To purify copper from malachite
Strip mine
Pest management
Manmade nitrogen ertilizers
24. The use of heavy machinery to remove huge amounts of earth to expose COAL or MINERALS - which are mined out directly.
Types of forestry
Overburden
Genetically Modified foods
Strip mine
25. Technology that has vastly increased the amount of food production since the agricultural revolution; currently 1 farmer for every 129 eaters
Mechanization/tractors/combines
Minerals
Clear cutting
Adaptive Management
26. There is now more nitrate in the soil and water than ever - sometimes at unsafe levels - Corn harvests have improved
Advantages & Disadvantages of surface mining
Strip Cutting
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
Genetically Modified foods
27. A mineral or grouping of minerals from which we extract metals - most metals are found in ore - Copper - iron - lead gold - and aluminum - Used in electronic components of computers - cell phones - DVD players.
To purify copper from malachite
Naturally occurring pesticides
Plowing
Ore
28. Genetically engineered using recombinant DNA
Ecological services
Genetically modified food
Selective Cutting
Bt Corn
29. Technology was not able to profitably remove the copper from the malachite
Plowing
Overburden
Why malachite was originally left behind as tailing from copper mines
Types of forestry
30. - the turning and loosening of soil for the planting of crops
Adaptive Management
Minerals
Plowing
Agricultural revolution and technology
31. The FSC (Forest Stewardship Council) examine the practices of firms and rate them against criteria for sustainability - Grant sustainable forest certification to forests - companies - and products produced using methods they consider sustainable.
Bt Corn
Risks of Bt Corn
Sustainable Forestry
Types of forestry
32. The surface soil that must be moved away to get at coal seams and mineral deposits
Manmade nitrogen fertilizers
Industrial Agriculture/ Factory Farming
Monoculture
Overburden
33. Combination of different pest management techniques combined in a specific way best for the place they are being used.
Integrated Pest Management (IPM)
Ecosystem-based Management
Mountain-Top Removal
Pesticides
34. Made by mixing the remains or wastes of organisms including animal manure (essential) - crop residues - fresh vegetation - and compost
Slash and Burn
Open pit mine
Manmade nitrogen ertilizers
Adaptive Management
35. Natural fertilizers from decomposing solid organic matter; have lots of nitrogen
Pest management
Manure/compost
Subsurface mining
Nitrate
36. Nicotine - Alcohol - Cocaine - if it can kill you - it can kill other living things.
Lesson from Food Inc
Types of surface mining
Naturally occurring pesticides
Smelting
37. -boosts yields by intensifying irrigation and introducing synthetic fertilizers - while the advent of chemical pesticides reduce competition from weeds and herbivory by crop pests - Industrial agriculture works best under the condition of monoculture
Clear-cutting
Industrial Agriculture/ Factory Farming
Malnourishment/Kwashiorkor
Dangers of Biological control
38. The uniform planting of a single crop
Agricultural revolution and technology
Industrial Agriculture/ Factory Farming
Monoculture
Lesson from Food Inc
39. Manages resource harvesting so as to minimize impact on ecosystem and ecological processes that provide the resource - Advantages: can protect certain areas; can restore habitats; considers surroundings; allows timber harvesting while preserving inte
Ecosystem-based Management
Fertilizers
Plowing
Manure/compost
40. The golden molecule for plants because it makes them grow - Leagues have special nitrogen fixing bacteria in their rhizomes (roots) - Three covalent bonds for N2. Stronger the covalent bonds - the harder it is to react. Nitrogen gas is inert.
Sustainable Forestry
Biological Control
Pesticides
Nitrate
41. Having not enough of something
Advantages & Disadvantages of Subsurface mining
Undernourishment
Impact of Mountain-Top Removal
Food security
42. Controversial logging practice where all trees in an area are uniformly cut down - used by foresters to create certain types of forest ecosystems and to promote select species that requires an abudnace of sunlight or grow in large - even--age stands
Impact of Mountain-Top Removal
Protein (usually)
Clear-cutting
To purify copper from malachite
43. A naturally occurring solid element or inorganic compound with a crystal structure - a specific chemical composition - and distinct physical properties.
Plowing
Minerals
Pest management
Smelting
44. Cheap - But - removes all overburden (trees - soil - rocks - etc.); obliterates natural communities b/c everything has been removed; leads to erosion; causes sulfuric acid run-off;
Advantages & Disadvantages of surface mining
Maximum Sustainable Yield
Types of forestry
Acid mine drainage
45. Makes money - remove resources from its original location - Firewood - Paper - Lumber - Charocoal - Gem - Hunting - Medicine
Community garden
Impact of Mountain-Top Removal
Economic services
Malnourishment
46. Advantages: removes the least amount of unwanted material so less waste - Disadvantages: potential collapse; sinkholes; acid drainage; pollutes groundwater; risk of injury/death from dynamite blasts - natural gas explosions - inhalation of toxic gass
Strip cutting
Advantages & Disadvantages of Subsurface mining
Pesticides
Pest management
47. Cutting the trees down - burning them. Nutrients from the ash go to soil. You have a farmland for ranching cattle or farming soybeans.
Community supported agriculture (CSA)
How corn yield has changed in the United States since the 1920s
Slash and Burn
Artificial Organic compounds
48. Corn yield has increased dramatically in the US since the 1920s because it was in the 1920s that GM corn started to be developed
Ecological services
Strip Cutting
Types of surface mining
How corn yield has changed in the United States since the 1920s
49. Bio-control can be extremely cost effect - Bio-control can harm other animals - The cane toads control cane beetle in Carribean
Subsurface mining
Things people can do to avoid depleting minerals
Strip cutting
Biological Control
50. One farmer=100 eaters.
Artificial Organic compounds
Monoculture
Current Population/ 2100 projects of world population
Lesson from Food Inc