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Test your basic knowledge |
DSST Environmental Science: Land Use
Start Test
Study First
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. The uniform planting of a single crop
Pest management
Current Population/ 2100 projects of world population
Monoculture
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
2. Not enough of some vitamin/mineral/essential thing in food
Smelting
Undernourishment/Marasmus
Monoculture
Tailings/ Gangue
3. A mining technique that involves digging a gigantic hole and removing the desire ORE - along with waste rock that surrounds the ore.
Surface mining
Open pit mine
Plowing
Manure/compost
4. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death
Famine
Minerals
Agricultural revolution and technology
Surface mining
5. 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)
Selective cutting
Advantages & Disadvantages of Subsurface mining
Bt Corn
6. One farmer=100 eaters.
Lesson from Food Inc
Maximum Sustainable Yield
Protein (usually)
Genetically Modified foods
7. Solid waste from smelts
Artificial Organic compounds
Pesticides
Community supported agriculture (CSA)
Slag
8. 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.
Clear-cutting
Impact of Mountain-Top Removal
Ore
Famine
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.
Malnourishment
Sustainable Forestry
Open pit mine
Ecological services
10. 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
To purify copper from malachite
Manure/compost
Open pit mine
Surface mining
11. 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
Clear cutting
Artificial Organic compounds
Food Aid
Effect of Monsanto on soybean farming since 1994
12. Completely missing something acquired from food; usually protein or vitamin C
Biological Control
Clear cutting
Undernourishment
Malnourishment/Kwashiorkor
13. Makes money - remove resources from its original location - Firewood - Paper - Lumber - Charocoal - Gem - Hunting - Medicine
Economic services
Smelting
To purify copper from malachite
Clear cutting
14. Technology that has vastly increased the amount of food production since the agricultural revolution; currently 1 farmer for every 129 eaters
Mechanization/tractors/combines
Smelting
Nitrate
Strip cutting
15. (Insecticides - Herbicides/ Fungicides) - Artificial chemicals used to kill pests/ insects/plants/fungi
Ecological services
Lesson from Food Inc
Acid mine drainage
Pesticides
16. Nicotine - Alcohol - Cocaine - if it can kill you - it can kill other living things.
Mechanization/tractors/combines
Bt Corn
Surface mining
Naturally occurring pesticides
17. 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
Strip cutting
Surface Mining Control and Reclamation Act of 1977
Advantages & Disadvantages of Subsurface mining
18. 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
Plowing
Protein (usually)
Mountain-Top Removal
Open pit mine
19. Natural fertilizers from decomposing solid organic matter; have lots of nitrogen
Ecosystem-based Management
Manure/compost
Maximum Sustainable Yield
Costs and downsides of purifying malachite
20. 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
Clear cutting
Dangers of Biological control
Ecosystem-based Management
Genetically Modified foods
21. 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;
Dangers of Biological control
How corn yield has changed in the United States since the 1920s
To purify copper from malachite
Advantages & Disadvantages of surface mining
22. Fertilizers - promote plant growth by providing essential nutrients like nitrogen or phosphorus; increases crop yield - Combines/Machinery - allows farmers to work much faster and more efficiently; increases crop yield - Pesticides - kill insects - p
Agricultural revolution and technology
Dangers of Biological control
How corn yield has changed in the United States since the 1920s
Fertilizers
23. In the last 100 years - humans have doubled the amount of organic nitrogen in the biosphere by artificial synthesis of ammonia.
Selective cutting
Manmade nitrogen fertilizers
Tailings/ Gangue
Strip mine
24. A naturally occurring solid element or inorganic compound with a crystal structure - a specific chemical composition - and distinct physical properties.
Minerals
Undernourishment
Biological Control
Economic services
25. Completely missing something
Manmade nitrogen ertilizers
Malnourishment
Community supported agriculture (CSA)
Genetically modified food
26. The surface soil that must be moved away to get at coal seams and mineral deposits
Overburden
Impact of Mountain-Top Removal
Ecosystem-based Management
Risks of Bt Corn
27. Organic macromolecules hardest to provide during a famine
Clear-cutting
Bt Corn
Fertilizers
Protein (usually)
28. 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
Food Aid
Ecological services
Bt Corn
Effect of Monsanto on soybean farming since 1994
29. A fossil fuel composed of organic matter that was compressed under very high pressure to form a dense - solid carbon structure.
Coal
Protein (usually)
Bt Corn
Things people can do to avoid depleting minerals
30. Bio-control can be extremely cost effect - Bio-control can harm other animals - The cane toads control cane beetle in Carribean
Adaptive Management
Tailings/ Gangue
Biological Control
Ecosystem-based Management
31. Made by mixing the remains or wastes of organisms including animal manure (essential) - crop residues - fresh vegetation - and compost
Manmade nitrogen fertilizers
Manmade nitrogen ertilizers
Artificial Organic compounds
Costs and downsides of purifying malachite
32. 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.
Food security
Slash and Burn
Ecological services
Current Population/ 2100 projects of world population
33. Corn yield has increased dramatically in the US since the 1920s because it was in the 1920s that GM corn started to be developed
Things people can do to avoid depleting minerals
How corn yield has changed in the United States since the 1920s
Types of surface mining
Adaptive Management
34. Goal to guarantee an adequate - safe - nutritious - and reliable food supply available to all people at all times
Naturally occurring pesticides
Plowing
Sustainable Forestry
Food security
35. Having not enough of something
Undernourishment
Subsurface mining
What we can do to make forestry more sustainable
Advantages & Disadvantages of surface mining
36. Worthless material that surrounds a wanted mineral in an ore deposit.
Tailings/ Gangue
Costs and downsides of purifying malachite
Artificial Organic compounds
Subsurface mining
37. 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
Things people can do to avoid depleting minerals
Clear cutting
Advantages & Disadvantages of Subsurface mining
Manure/compost
38. 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
Lesson from Food Inc
Impact of Mountain-Top Removal
Effect of Monsanto on soybean farming since 1994
Manmade nitrogen fertilizers
39. More expensive then clear cutting - leaves rows of trees for reseeding/ future harvesting.
Strip Cutting
Types of forestry
Protein (usually)
To purify copper from malachite
40. 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
Mountain-Top Removal
Smelting
Dangers of Biological control
41. Food assistance given to an area. Can take away the incentive to produce food in that area. Distribution is an issue.
Food Aid
Mountain-Top Removal
Manure/compost
Strip Cutting
42. 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
Open pit mine
What we can do to make forestry more sustainable
Manmade nitrogen fertilizers
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.
Costs and downsides of purifying malachite
Surface Mining Control and Reclamation Act of 1977
Industrial Agriculture/ Factory Farming
Types of surface mining
44. Strip mining - open pit mining - mountain top removal
Economic services
Agricultural revolution and technology
Types of surface mining
Overburden
45. Malachite contains sulfides which become strongly acidic when mixed with water and thus pollutes water
Clear cutting
Agricultural revolution and technology
Effect of man made fertilizer on the amount of nitrate in the soil and water from 100 years ago
Costs and downsides of purifying malachite
46. Do not naturally occur in the environment - but are synthesized by man. Since all these compounds have carbon and hydrogen atoms as the basis of their molecule (as do living plants and animals) - they are referred to as organic compounds to form pest
Bt Corn
Artificial Organic compounds
Smelting
Genetically Modified foods
47. Cheapest - easiest transportation removal of lumber - Most environmentally harmful - takes all trees - leaves nothing
Clear cutting
Undernourishment/Marasmus
Genetically modified food
Things people can do to avoid depleting minerals
48. Educational - Maintain biodiversity - Aesthetics - Oxygen - Improve quality of life - Co2 to O2 - Shade - Habitat/ biodiversity - Erosion - Clean water - Soil enrichment
Ecological services
Biological Control
Clear cutting
Advantages & Disadvantages of Subsurface mining
49. Maximum Sustainable Yield - Ecosystem-based Management - Adaptive Management
Biological control (alternative to pesticides)
What we can do to make forestry more sustainable
Food security
Open pit mine
50. Heating ore beyond its melting point and combining it with other metals or chemicals ( process of separating).
Pest management
Smelting
Impact of Mountain-Top Removal
Surface Mining Control and Reclamation Act of 1977