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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. To reclaim is to make things level - and to get something growing and prevent erosion - If the U.S were to try to reclaim - it would cost tax payers about 2 trillion dollars.
Selective Cutting
Subsurface mining
Surface Mining Control and Reclamation Act of 1977
Food Aid
2. Maximum Sustainable Yield - Ecosystem-based Management - Adaptive Management
Adaptive Management
Strip mine
What we can do to make forestry more sustainable
Current Population/ 2100 projects of world population
3. Genetically engineered using recombinant DNA
Malnourishment/Kwashiorkor
Open pit mine
Genetically modified food
Advantages & Disadvantages of surface mining
4. 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
Genetically modified food
Biological control (alternative to pesticides)
Artificial Organic compounds
Community garden
5. Technology was not able to profitably remove the copper from the malachite
Nitrate
Dangers of Biological control
Why malachite was originally left behind as tailing from copper mines
Biological Control
6. Now makes up 80% of corn in the US - Benefits: Contains naturally occurring pesticide - Increases production - could feed more people - Grow more per square area - Doesn't spoil as quickly - Bigger - tastier
Things people can do to avoid depleting minerals
Pest management
Bt Corn
Dangers of Biological control
7. 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
Types of forestry
Malnourishment
Surface mining
Bt Corn
8. 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.
Community garden
Malnourishment/Kwashiorkor
Biological Control
Sustainable Forestry
9. A variation of clear-cutting in which a strip of trees is clear-cut along the contour of the land - with the corridor narrow enough to allow natural regeneration within a few years. After regeneration - another strip is cut above the first - and so o
Manmade nitrogen ertilizers
Strip cutting
Undernourishment
Subsurface mining
10. Cheapest - easiest transportation removal of lumber - Most environmentally harmful - takes all trees - leaves nothing
Pest management
Clear cutting
Fertilizers
Community garden
11. Choosing valuable trees only - lots of reseeding - transportation is hard.
What we can do to make forestry more sustainable
Costs and downsides of purifying malachite
Strip cutting
Selective cutting
12. Technology that has vastly increased the amount of food production since the agricultural revolution; currently 1 farmer for every 129 eaters
Mechanization/tractors/combines
Mountain-Top Removal
Clear cutting
Acid mine drainage
13. 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
Pest management
Ecosystem-based Management
Smelting
Effect of Monsanto on soybean farming since 1994
14. Makes money - remove resources from its original location - Firewood - Paper - Lumber - Charocoal - Gem - Hunting - Medicine
Selective cutting
Subsurface mining
Economic services
Strip Cutting
15. Completely missing something acquired from food; usually protein or vitamin C
Manure/compost
Naturally occurring pesticides
Malnourishment/Kwashiorkor
Lesson from Food Inc
16. One farmer=100 eaters.
Lesson from Food Inc
Surface Mining Control and Reclamation Act of 1977
Manmade nitrogen fertilizers
Undernourishment/Marasmus
17. In the last 100 years - humans have doubled the amount of organic nitrogen in the biosphere by artificial synthesis of ammonia.
Protein (usually)
Maximum Sustainable Yield
Sustainable Forestry
Manmade nitrogen fertilizers
18. (Insecticides - Herbicides/ Fungicides) - Artificial chemicals used to kill pests/ insects/plants/fungi
Agricultural revolution and technology
Overburden
Strip Cutting
Pesticides
19. Nicotine - Alcohol - Cocaine - if it can kill you - it can kill other living things.
Effect of Monsanto on soybean farming since 1994
Open pit mine
Naturally occurring pesticides
Selective Cutting
20. 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
Slash and Burn
To purify copper from malachite
Ecosystem-based Management
Pest management
21. The use of heavy machinery to remove huge amounts of earth to expose COAL or MINERALS - which are mined out directly.
Biological Control
Strip mine
Malnourishment/Kwashiorkor
Plowing
22. Long term information is unknown - Can take over surrounding ecosystem - Pest-killing toxin also kills insects that should not and are not meant to be killed such as monarch butterflies - Pollen can be carried to nearby plants by wind thus making th
Sustainable Forestry
Mountain-Top Removal
Community supported agriculture (CSA)
Risks of Bt Corn
23. Heating ore beyond its melting point and combining it with other metals or chemicals ( process of separating).
Why malachite was originally left behind as tailing from copper mines
Clear cutting
Smelting
Ecological services
24. 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
Protein (usually)
Tailings/ Gangue
Why malachite was originally left behind as tailing from copper mines
Ecosystem-based Management
25. 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
Current Population/ 2100 projects of world population
Acid mine drainage
What we can do to make forestry more sustainable
Manmade nitrogen ertilizers
26. Completely missing something
Industrial Agriculture/ Factory Farming
Types of surface mining
Plowing
Malnourishment
27. A naturally occurring solid element or inorganic compound with a crystal structure - a specific chemical composition - and distinct physical properties.
Surface mining
Nitrate
Minerals
Clear-cutting
28. There is now more nitrate in the soil and water than ever - sometimes at unsafe levels - Corn harvests have improved
Community garden
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
Types of forestry
Nitrate
29. Having not enough of something
Undernourishment
Fertilizers
Clear cutting
Food security
30. 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
Dangers of Biological control
Strip cutting
Advantages & Disadvantages of surface mining
Fertilizers
31. Goal to guarantee an adequate - safe - nutritious - and reliable food supply available to all people at all times
Agricultural revolution and technology
Monoculture
Food security
Mechanization/tractors/combines
32. -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
Tailings/ Gangue
Industrial Agriculture/ Factory Farming
Strip cutting
Pesticides
33. 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;
Strip cutting
Genetically Modified foods
Advantages & Disadvantages of surface mining
Community garden
34. Strip mining - open pit mining - mountain top removal
Adaptive Management
Costs and downsides of purifying malachite
Ecosystem-based Management
Types of surface mining
35. 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
Mountain-Top Removal
Overburden
Mechanization/tractors/combines
How corn yield has changed in the United States since the 1920s
36. Natural fertilizers from decomposing solid organic matter; have lots of nitrogen
Biological Control
Manure/compost
Ecosystem-based Management
Overburden
37. Educational - Maintain biodiversity - Aesthetics - Oxygen - Improve quality of life - Co2 to O2 - Shade - Habitat/ biodiversity - Erosion - Clean water - Soil enrichment
Surface mining
Ecological services
Clear-cutting
Strip Cutting
38. Organic macromolecules hardest to provide during a famine
Protein (usually)
Clear-cutting
Food security
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
39. Malachite contains sulfides which become strongly acidic when mixed with water and thus pollutes water
Plowing
Clear cutting
Costs and downsides of purifying malachite
Undernourishment
40. Bio-control can be extremely cost effect - Bio-control can harm other animals - The cane toads control cane beetle in Carribean
Economic services
Strip Cutting
Food security
Biological Control
41. Not enough of some vitamin/mineral/essential thing in food
Dangers of Biological control
Undernourishment/Marasmus
Clear cutting
Lesson from Food Inc
42. 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
Monoculture
To purify copper from malachite
Community garden
Maximum Sustainable Yield
43. Corn yield has increased dramatically in the US since the 1920s because it was in the 1920s that GM corn started to be developed
Effect of Monsanto on soybean farming since 1994
How corn yield has changed in the United States since the 1920s
Manmade nitrogen ertilizers
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
44. 1990 Clean Air Act amendments encouraged clean-burning low-sulfur coal led to more mining in Appalachia -dumping ton of debris sinto valley degrades and destroys areas of habitat -social and health impacts. loose rock tumbles down into homes - overl
Why malachite was originally left behind as tailing from copper mines
Selective Cutting
Overburden
Impact of Mountain-Top Removal
45. Made by mixing the remains or wastes of organisms including animal manure (essential) - crop residues - fresh vegetation - and compost
Coal
Integrated Pest Management (IPM)
Manmade nitrogen ertilizers
Open pit mine
46. - the turning and loosening of soil for the planting of crops
Impact of Mountain-Top Removal
Subsurface mining
Plowing
Selective Cutting
47. Mining method- mining underground coal deposits - in which shafts are dug deeply into the ground and networks of tunnels are dug to follow coal seams.
Malnourishment
Subsurface mining
Undernourishment
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
48. Foods derived from genetically modified organisms. Genetically modified organisms have had specific changes introduced into their DNA by genetic engineering techniques. include selective breeding; plant breeding. Typically - genetically modified food
Plowing
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
Dangers of Biological control
Genetically Modified foods
49. A fossil fuel composed of organic matter that was compressed under very high pressure to form a dense - solid carbon structure.
Pest management
Strip Cutting
Selective Cutting
Coal
50. 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.
Surface Mining Control and Reclamation Act of 1977
Why malachite was originally left behind as tailing from copper mines
Nitrate
Industrial Agriculture/ Factory Farming