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Test your basic knowledge |
DSST Environmental Science: Land Use
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Subjects
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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. Food assistance given to an area. Can take away the incentive to produce food in that area. Distribution is an issue.
Famine
Ecosystem-based Management
Integrated Pest Management (IPM)
Food Aid
2. A naturally occurring solid element or inorganic compound with a crystal structure - a specific chemical composition - and distinct physical properties.
Acid mine drainage
Minerals
What we can do to make forestry more sustainable
Impact of Mountain-Top Removal
3. 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
Food Aid
Strip cutting
Pest management
Tailings/ Gangue
4. Made by mixing the remains or wastes of organisms including animal manure (essential) - crop residues - fresh vegetation - and compost
Costs and downsides of purifying malachite
Why malachite was originally left behind as tailing from copper mines
Monoculture
Manmade nitrogen ertilizers
5. Technology was not able to profitably remove the copper from the malachite
Famine
Plowing
Mountain-Top Removal
Why malachite was originally left behind as tailing from copper mines
6. 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
Current Population/ 2100 projects of world population
Industrial Agriculture/ Factory Farming
Ecosystem-based Management
Monoculture
7. Not enough of some vitamin/mineral/essential thing in food
Undernourishment/Marasmus
Maximum Sustainable Yield
Ecological services
Why malachite was originally left behind as tailing from copper mines
8. 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
Biological control (alternative to pesticides)
Surface Mining Control and Reclamation Act of 1977
Strip cutting
Overburden
9. 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.
Industrial Agriculture/ Factory Farming
Effect of Monsanto on soybean farming since 1994
Sustainable Forestry
Costs and downsides of purifying malachite
10. Corn yield has increased dramatically in the US since the 1920s because it was in the 1920s that GM corn started to be developed
Mountain-Top Removal
Ecosystem-based Management
How corn yield has changed in the United States since the 1920s
Costs and downsides of purifying malachite
11. Genetically engineered using recombinant DNA
Strip Cutting
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
Selective Cutting
Genetically modified food
12. Systematically tests different approaches and aims to improve methods and find ideal over time - Advantages: can be highly effective; works with each specific environment; can protect species; can provide minimum impact - Disadvantages: difficult to
What we can do to make forestry more sustainable
Undernourishment
Adaptive Management
Impact of Mountain-Top Removal
13. Bio-control can be extremely cost effect - Bio-control can harm other animals - The cane toads control cane beetle in Carribean
Genetically modified food
Biological Control
Minerals
Artificial Organic compounds
14. 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
Strip cutting
Selective cutting
Bt Corn
Types of surface mining
15. One farmer=100 eaters.
Malnourishment/Kwashiorkor
Lesson from Food Inc
Impact of Mountain-Top Removal
Biological control (alternative to pesticides)
16. Educational - Maintain biodiversity - Aesthetics - Oxygen - Improve quality of life - Co2 to O2 - Shade - Habitat/ biodiversity - Erosion - Clean water - Soil enrichment
Why malachite was originally left behind as tailing from copper mines
Ecological services
Strip mine
Subsurface mining
17. Natural fertilizers from decomposing solid organic matter; have lots of nitrogen
Bt Corn
Manure/compost
Genetically modified food
Risks of Bt Corn
18. More expensive then clear cutting - leaves rows of trees for reseeding/ future harvesting.
Acid mine drainage
Strip Cutting
Coal
Clear cutting
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
Community garden
Integrated Pest Management (IPM)
Protein (usually)
Effect of Monsanto on soybean farming since 1994
20. 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
Advantages & Disadvantages of Subsurface mining
Sustainable Forestry
Mountain-Top Removal
Surface mining
21. The surface soil that must be moved away to get at coal seams and mineral deposits
Pesticides
Overburden
Bt Corn
Effect of Monsanto on soybean farming since 1994
22. Having not enough of something
Undernourishment
Agricultural revolution and technology
Monoculture
Sustainable Forestry
23. - the turning and loosening of soil for the planting of crops
Maximum Sustainable Yield
Plowing
Pesticides
Sustainable Forestry
24. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death
Manure/compost
Costs and downsides of purifying malachite
Famine
Slash and Burn
25. 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
Industrial Agriculture/ Factory Farming
Sustainable Forestry
Mountain-Top Removal
Dangers of Biological control
26. 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
Slash and Burn
Clear-cutting
Community supported agriculture (CSA)
Risks of Bt Corn
27. Combination of different pest management techniques combined in a specific way best for the place they are being used.
Integrated Pest Management (IPM)
Genetically Modified foods
How corn yield has changed in the United States since the 1920s
To purify copper from malachite
28. The use of heavy machinery to remove huge amounts of earth to expose COAL or MINERALS - which are mined out directly.
Impact of Mountain-Top Removal
Manmade nitrogen ertilizers
Strip mine
Industrial Agriculture/ Factory Farming
29. The uniform planting of a single crop
Monoculture
Effect of Monsanto on soybean farming since 1994
Overburden
Naturally occurring pesticides
30. 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
Genetically Modified foods
Advantages & Disadvantages of surface mining
Coal
Ecosystem-based Management
31. Completely missing something acquired from food; usually protein or vitamin C
Selective Cutting
Bt Corn
Malnourishment/Kwashiorkor
Food Aid
32. Heating ore beyond its melting point and combining it with other metals or chemicals ( process of separating).
Effect of Monsanto on soybean farming since 1994
Manmade nitrogen fertilizers
Smelting
To purify copper from malachite
33. Clear cutting - Strip cutting - selective cutting
Industrial Agriculture/ Factory Farming
Artificial Organic compounds
Malnourishment
Types of forestry
34. 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
Pesticides
Maximum Sustainable Yield
Surface mining
Dangers of Biological control
35. Worthless material that surrounds a wanted mineral in an ore deposit.
Surface Mining Control and Reclamation Act of 1977
Tailings/ Gangue
Manmade nitrogen fertilizers
Community garden
36. A single piece of land gardened collectively by a group of people.
Selective cutting
Community garden
Overburden
Ecosystem-based Management
37. About one million people on Earth 10 -000 years ago. (The Agricultural revolution). Worlds population crossed into 7 billion now - It is unlikely that we will double the 7 billion. We will hit 9 to 11 billion people.
Current Population/ 2100 projects of world population
Malnourishment
Manmade nitrogen fertilizers
Minerals
38. Strip mining - open pit mining - mountain top removal
Types of surface mining
Biological control (alternative to pesticides)
Undernourishment/Marasmus
Genetically modified food
39. Makes money - remove resources from its original location - Firewood - Paper - Lumber - Charocoal - Gem - Hunting - Medicine
Adaptive Management
Biological Control
Ecological services
Economic services
40. Cheapest - easiest transportation removal of lumber - Most environmentally harmful - takes all trees - leaves nothing
Clear cutting
Nitrate
Strip Cutting
Advantages & Disadvantages of surface mining
41. 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
Maximum Sustainable Yield
Agricultural revolution and technology
Impact of Mountain-Top Removal
Integrated Pest Management (IPM)
42. 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.
Subsurface mining
Costs and downsides of purifying malachite
Surface Mining Control and Reclamation Act of 1977
Surface mining
43. 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.
Tailings/ Gangue
Surface Mining Control and Reclamation Act of 1977
Genetically modified food
Strip cutting
44. In the last 100 years - humans have doubled the amount of organic nitrogen in the biosphere by artificial synthesis of ammonia.
Manmade nitrogen fertilizers
Types of forestry
Current Population/ 2100 projects of world population
Overburden
45. Goal to guarantee an adequate - safe - nutritious - and reliable food supply available to all people at all times
Slash and Burn
Nitrate
Malnourishment
Food security
46. 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
Dangers of Biological control
Strip Cutting
Manmade nitrogen fertilizers
Clear-cutting
47. Maximum Sustainable Yield - Ecosystem-based Management - Adaptive Management
Food Aid
What we can do to make forestry more sustainable
Advantages & Disadvantages of surface mining
To purify copper from malachite
48. Cutting the trees down - burning them. Nutrients from the ash go to soil. You have a farmland for ranching cattle or farming soybeans.
Pest management
Malnourishment
Slash and Burn
Community supported agriculture (CSA)
49. Organic macromolecules hardest to provide during a famine
Undernourishment
Overburden
Clear cutting
Protein (usually)
50. 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.
Costs and downsides of purifying malachite
Undernourishment/Marasmus
Surface mining
Ore