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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
epidemiology
how does sprawl increase carbon dioxide emissions
biological hazards
ecotourism
2. Concentrations of toxicants can be greatly multiplied with each step up the food chain
resource management
harvested sustainability is a renewable source IF
species diversity
biomagnification
3. The study of how living things interact with each other and their environment
captive breeding
ecology
give an example of a social hazard that cannot be easily controlled
prescribed fires
4. The highest level of biodiversity
Earth's fresh water is used mostly for
niche
ecosystem diversity
clear-cutting
5. When fish are caught faster than they can breed - causing the populatio to decrease
planting of new trees help reduce climate change by
mapping biodiversity hotspots
endangered
overfishing
6. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
carbon footprint
commensalism
warming temperatures
Smokey the Bear's message
7. A relationship between two species in which one species benefits and the other is neither helped nor harmed
commensalism
give an example of a social hazard that cannot be easily controlled
habitat
high levels of biodiversity
8. Organism that carries pathogens
predator
vector
Earth's fresh water is used mostly for
species
9. The process of cutting down all the trees in an area at once
deforestation
food web
carrying capacity
clear-cutting
10. Water vapor and carbon dioxide that trap heat near the earth
name examples of land cover
resource management
prey
greenhouse gases
11. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
parasitism
biodiversity
habitat fragment
captive breeding programs
12. Building up not out
factors that cause different people to respond differently to environmental hazards
A principal of smart growth
endangered species
emigration
13. A large area heavily populated like Miami - Florida or Toledo - Ohio
decomposer
urban area
pathogen
ecotourism
14. The process of changing free nitrogen gas into a usable form
commensalism
nitrogen fixation
fire suppression
urban area
15. The amount of replacement is equal to the amount harvested
renewable sources
risk assessment
harvested sustainability is a renewable source IF
secondary succession
16. Chemicals that causes harm to embryos and fetuses
teratogens
poaching
noise polution
endangered
17. The disappearance of all members of a species from Earth
infants
factors that cause different people to respond differently to environmental hazards
extinction
carbon footprint
18. A nonliving part of an organism's habitat
automobile
abiotic factor
warming temperatures
fire suppression
19. Provide wood
emigration
habitat preservation
products derived from the natural environment
economic value of forests
20. A virus or bacterium (organisms) that cause infectious diseases
pathogen
producer
wildlife corridor
name examples of infrastructure
21. Help improve the standard of living for residents
economic value of forests
high levels of biodiversity
carbon footprint
sustainable cities can
22. A region that has many different types of organism is described as having a high level of this
ecotourism
species diversity
If Earth did not have an atmosphere
population
23. All the members of one species in a particular area
biggest cause of biodiversity loss
prescribed burns
insects
population
24. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
captive breeding programs
genetic diversity
species
ecology
25. Cooking oil - fuel - and medicines
biome
products derived from the natural environment
consumer
economic value of forests
26. An area with a large population of valuable ocean organisms
high levels of biodiversity
fishery
sustainable yield
endangered species
27. Pollution from a factory near your school
biome
endangered
species
give an example of a social hazard that cannot be easily controlled
28. Amount of land each person uses
harvested sustainability is a renewable source IF
factors that cause different people to respond differently to environmental hazards
prey
per capita land consumption
29. Habitat change and fragmentation
biggest cause of biodiversity loss
deforestation
risk assessment
products derived from the natural environment
30. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
biological hazards
debt-for-nature swap
carcinogens
products derived from the natural environment
31. Loud noises in the air like jack hammers - loud car stereos - etc...
noise polution
extirpation
name examples of land cover
toxicant
32. A natural resource that is not replaced in a useful time frame
habitat fragmentation
rural area
biggest danger posed by global warming to people living in coastal areas
nonrenewable resource
33. Have a greater sensitivity to environmental hazards than any other group
uncentered commercial strip development
per capita land consumption
infants
resource
34. Shift of population from countryside to cities
urbanization
If Earth did not have an atmosphere
risk
wildlife corridor
35. The process of cutting down only some trees in an area
biodiversity
selective cutting
carcinogens
poaching
36. A species in danger of becoming extinct in the near future
urban area
ecosystem diversity
endangered
competition
37. Land that is sparsely populated and has few buildings or roads
nitrogen fixation
carnivore
scavenger
rural area
38. A relationship in which one organism lives on or in a host and harms it
urbanization
keystone species
parasitism
extirpation
39. The role of an organism in its habitat - or how it makes its living
Scientists determine current climate conditions by
niche
exotic species
population
40. A resource that is either always available or is naturally replaced in a relatively short time
renewable resource
adaptation
habitat preservation
warming temperatures
41. The struggle between organisms to survive as they attempt to use the same limited resource
competition
epidemiology
decomposer
omnivore
42. The probability that a hazard will cause a harmful response
species diversity
adaptation
risk
producer
43. The organism that does the killing in a predation interaction
predator
how does sprawl increase carbon dioxide emissions
nodules
habitat fragment
44. A species that is at risk of extinction
emigration
infants
endangered species
conservation
45. Contamination of land - water - or air
adaptation
food chain
pollution
commensalism
46. A living part of an organism's habitat
poaching
biotic factor
ecotourism
extinction
47. The largest population that an area can support
fishery
population
per capita land consumption
carrying capacity
48. Process of measuring the chance that an environmental hazard will cause harm
insects
fire suppression
risk assessment
predator
49. Making direct measurements
predator
immigration
Scientists determine current climate conditions by
exotic species
50. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat destruction
habitat preservation
fishery
greenhouse gases