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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. By increasing the need for people to drive
competition
rural area
carcinogens
how does sprawl increase carbon dioxide emissions
2. The number of different species in an area
uncentered commercial strip development
the ocean's absorption of carbon dioxide ...
biodiversity
harvested sustainability is a renewable source IF
3. A behavior or physical characteristic that allows an organism to live successfully in its environment
adaptation
endangered
captive breeding
uncentered commercial strip development
4. Making direct measurements
exotic species
Scientists determine current climate conditions by
carbon footprint
primary succession
5. A relationship between two species in which one species benefits and the other is neither helped nor harmed
extinction
prey
commensalism
carcinogens
6. A species in danger of becoming extinct in the near future
emigration
carbon footprint
endangered
urbanization
7. Amount of land each person uses
uncentered commercial strip development
primary succession
poaching
per capita land consumption
8. The form of transportation that uses the most energy per passenger mile
captive breeding programs
automobile
uncentered commercial strip development
biggest cause of biodiversity loss
9. A natural pattern in which species diversity generally increases toward the equator
niche
food web
latitudinal gradient
infants
10. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
warming temperatures
competition
habitat fragmentation
species diversity
11. A region that has many different types of organism is described as having a high level of this
niche
lead
species diversity
name examples of infrastructure
12. Anything in the environment that is used by people is called a natural resource
biotic factor
emigration
rural area
resource
13. Illegal killing or removal of wildlife from their habitats
poaching
biotic factor
noise polution
fishery
14. A living part of an organism's habitat
ecosystem diversity
biotic factor
warming temperatures
environmental science
15. A group of land ecosystems with similar climates and organisms
abiotic factor
sustainable cities can
biome
biggest cause of biodiversity loss
16. Watering crops
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17. Any substance that poses a chemical hazard
toxicant
biome
carnivore
global warming
18. Process of measuring the chance that an environmental hazard will cause harm
extinction
food chain
risk assessment
competition
19. The practice of protecting the environment
A principal of smart growth
habitat preservation
endangered
conservation
20. The breaking of a habitat into smaller - isolated pieces
urbanization
environmental science
vector
habitat fragmentation
21. An organism that breaks down wastes and dead organisms
decomposer
species diversity
carcinogens
If Earth did not have an atmosphere
22. Organism that carries pathogens
vector
rural area
biomagnification
planting of new trees help reduce climate change by
23. Transportation systems - communications systems - water services - power supplies - and schools
name examples of infrastructure
emerging disease
risk assessment
competition
24. A species that is at risk of extinction
endangered species
resource management
abiotic factor
debt-for-nature swap
25. Land that is sparsely populated and has few buildings or roads
insects
Earth's fresh water is used mostly for
rural area
keystone species
26. Moving into a population
endangered
biomagnification
commensalism
immigration
27. A close relationship between two species that benefits at least one of the species
fire suppression
Earth's fresh water is used mostly for
abiotic factor
symbiosis
28. Businesses are arranged in a long row along a roadway - with no main community
If Earth did not have an atmosphere
threatened
uncentered commercial strip development
conservation
29. Water vapor and carbon dioxide that trap heat near the earth
extinction
risk assessment
greenhouse gases
nonrenewable resource
30. Resulted in suppression of all forest fires
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31. The highest level of biodiversity
ecosystem diversity
exotic species
renewable sources
prescribed fires
32. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
species
high levels of biodiversity
threatened
greenhouse gases
33. A consumer that eats both plants and animals
biomagnification
adaptation
rural area
omnivore
34. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
per capita land consumption
wildlife corridor
habitat preservation
the ocean's absorption of carbon dioxide ...
35. Provide wood
poaching
economic value of forests
per capita land consumption
biggest danger posed by global warming to people living in coastal areas
36. One way zoos and aquariums help increase wildlife populations
clear-cutting
predator
captive breeding programs
planting of new trees help reduce climate change by
37. The most direct way in which biodiverstiy can provide a source of income
ecotourism
sustainable yield
insects
endangered
38. The struggle between organisms to survive as they attempt to use the same limited resource
competition
keystone species
renewable resource
species diversity
39. The pattern of overlapping food chains in an ecosystem
urbanization
food web
food chain
renewable resource
40. A large area heavily populated like Miami - Florida or Toledo - Ohio
lead
niche
pollution
urban area
41. The study of the natural processes that occur in the environment and how humans can affect them
ecotourism
environmental science
captive breeding
Earth's fresh water is used mostly for
42. This draws people from urban areas to rural areas
habitat fragmentation
resource management
open space
food web
43. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
habitat fragment
sustainable yield
per capita land consumption
nodules
44. The disappearance of a particular population from a given area - but not from the entire species globally
extirpation
high levels of biodiversity
habitat fragmentation
toxicant
45. The loss of a natural habitat
factors that cause different people to respond differently to environmental hazards
prey
decomposer
habitat destruction
46. Species that are carried to a new location by people
emerging disease
exotic species
population
uncentered commercial strip development
47. A species that could become endangered in the near future
prey
wildlife corridor
threatened
scavenger
48. Sex - weight - and health issues
factors that cause different people to respond differently to environmental hazards
captive breeding programs
resource management
resource
49. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
wildlife corridor
extirpation
debt-for-nature swap
mutualism
50. An organism that obtains energy by feeding on the other organisms
risk
consumer
habitat fragmentation
emerging disease