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Test your basic knowledge |
DSST Environmental Science - 2
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. A nonliving part of an organism's habitat
endangered
If Earth did not have an atmosphere
factors that cause different people to respond differently to environmental hazards
abiotic factor
2. An organism that obtains energy by feeding on the other organisms
renewable resource
products derived from the natural environment
consumer
name a human activity that contributes the most carbon dioxide to the atmosphere
3. A large area heavily populated like Miami - Florida or Toledo - Ohio
global warming
niche
urban area
biggest cause of biodiversity loss
4. The form of transportation that uses the most energy per passenger mile
automobile
scavenger
carcinogens
niche
5. The amount of carbon dioxide emissions for which an individual or group is responsible
carbon footprint
population
keystone species
captive breeding programs
6. Trees - grass - crops - wetlands - water - building and pavements
food web
name examples of land cover
economic value of forests
captive breeding
7. An amount of a renewable resource that can be harvested regularly without reducing the future supply
genetic diversity
sustainable yield
If Earth did not have an atmosphere
sustainable cities can
8. Taking in carbon dioxide from the atmosphere during photosynthesis
infants
biggest danger posed by global warming to people living in coastal areas
planting of new trees help reduce climate change by
mapping biodiversity hotspots
9. A natural resource that is not replaced in a useful time frame
nonrenewable resource
commensalism
per capita land consumption
name examples of land cover
10. Any substance that poses a chemical hazard
toxicant
environmental science
mutualism
warming temperatures
11. This draws people from urban areas to rural areas
ecosystem diversity
exotic species
competition
open space
12. The process of cutting down only some trees in an area
If Earth did not have an atmosphere
the ocean's absorption of carbon dioxide ...
habitat fragment
selective cutting
13. The highest level of biodiversity
Earth's fresh water is used mostly for
ecosystem diversity
emigration
rural area
14. A region that has many different types of organism is described as having a high level of this
products derived from the natural environment
captive breeding
wildlife corridor
species diversity
15. Transportation systems - communications systems - water services - power supplies - and schools
name examples of infrastructure
poaching
mutualism
secondary succession
16. Rising sea level
rural area
fishery
wildlife corridor
biggest danger posed by global warming to people living in coastal areas
17. Soil - fresh water - wild animals - and timber
extirpation
renewable sources
an action that can reduce the greenhouse gas emissions caused by driving
habitat destruction
18. Help improve the standard of living for residents
sustainable cities can
prey
endangered
Scientists determine current climate conditions by
19. Manage - protect and reintroduce threatened and endangered species
urbanization
food chain
Species Survival Plans (SSPs) goals
latitudinal gradient
20. A natural pattern in which species diversity generally increases toward the equator
consumer
latitudinal gradient
commensalism
an action that can reduce the greenhouse gas emissions caused by driving
21. Making direct measurements
Smokey the Bear's message
sustainable yield
Scientists determine current climate conditions by
habitat fragmentation
22. The disappearance of all members of a species from Earth
population
extinction
name examples of infrastructure
how does sprawl increase carbon dioxide emissions
23. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
economic value of forests
genetic diversity
Species Survival Plans (SSPs) goals
consumer
24. A resource that is either always available or is naturally replaced in a relatively short time
renewable resource
habitat destruction
herbivore
endangered
25. Amount of land each person uses
per capita land consumption
carbon footprint
give an example of a social hazard that cannot be easily controlled
wildlife corridor
26. A consumer that eats only plants
secondary succession
captive breeding
herbivore
name a human activity that contributes the most carbon dioxide to the atmosphere
27. The process of changing free nitrogen gas into a usable form
nitrogen fixation
genetic diversity
biomagnification
pathogen
28. Process of measuring the chance that an environmental hazard will cause harm
open space
risk assessment
population
biome
29. All the members of one species in a particular area
epidemiology
clear-cutting
abiotic factor
population
30. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
species
ecosystem diversity
habitat fragment
uncentered commercial strip development
31. Shift of population from countryside to cities
urbanization
extirpation
Species Survival Plans (SSPs) goals
prescribed burns
32. Causes a cooling effect
33. The series of changes that occur in an area where no soil or organisms exist
threatened
population
primary succession
species
34. Illegal killing or removal of wildlife from their habitats
competition
poaching
urban area
urbanization
35. The pattern of overlapping food chains in an ecosystem
ecotourism
Species Survival Plans (SSPs) goals
food web
toxicant
36. One way zoos and aquariums help increase wildlife populations
deforestation
biological hazards
rural area
captive breeding programs
37. A relationship in which one organism lives on or in a host and harms it
name a human activity that contributes the most carbon dioxide to the atmosphere
biggest danger posed by global warming to people living in coastal areas
parasitism
habitat fragmentation
38. The disappearance of a particular population from a given area - but not from the entire species globally
niche
vector
extirpation
ecology
39. Species that are carried to a new location by people
producer
exotic species
carcinogens
habitat destruction
40. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
If Earth did not have an atmosphere
economic value of forests
risk
secondary succession
41. A species that is at risk of extinction
biggest danger posed by global warming to people living in coastal areas
emigration
endangered species
species
42. The breaking of a habitat into smaller - isolated pieces
lead
habitat fragmentation
niche
food web
43. A species that could become endangered in the near future
A principal of smart growth
risk
species diversity
threatened
44. Loud noises in the air like jack hammers - loud car stereos - etc...
mutualism
pollution
immigration
noise polution
45. Contamination of land - water - or air
omnivore
products derived from the natural environment
mutualism
pollution
46. An example of a method for managing whole ecosystems and habitats
scavenger
sustainable cities can
mapping biodiversity hotspots
risk
47. Chemicals that cause cancer
resource management
selective cutting
carcinogens
niche
48. A carnivore that feeds on the bodies of dead organisms
habitat destruction
Scientists determine current climate conditions by
scavenger
selective cutting
49. A species that influences the survival of many others in an ecosystem
keystone species
consumer
endangered
prescribed fires
50. The most direct way in which biodiverstiy can provide a source of income
ecotourism
extinction
planting of new trees help reduce climate change by
insects