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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. The process of cutting down all the trees in an area at once
predator
clear-cutting
selective cutting
primary succession
2. The disappearance of all members of a species from Earth
global warming
parasitism
extinction
clear-cutting
3. Building up not out
vector
A principal of smart growth
extinction
biological hazards
4. Increase the stability of an ecosystem
biological hazards
high levels of biodiversity
warming temperatures
teratogens
5. A large area heavily populated like Miami - Florida or Toledo - Ohio
population
urban area
endangered species
epidemiology
6. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
urbanization
economic value of forests
parasitism
habitat fragment
7. When fish are caught faster than they can breed - causing the populatio to decrease
factors that cause different people to respond differently to environmental hazards
teratogens
overfishing
predator
8. A carnivore that feeds on the bodies of dead organisms
food web
scavenger
biological hazards
factors that cause different people to respond differently to environmental hazards
9. Illegal killing or removal of wildlife from their habitats
poaching
biggest danger posed by global warming to people living in coastal areas
toxicant
teratogens
10. The process of changing free nitrogen gas into a usable form
nitrogen fixation
Species Survival Plans (SSPs) goals
secondary succession
name examples of infrastructure
11. An area with a large population of valuable ocean organisms
Species Survival Plans (SSPs) goals
open space
biome
fishery
12. Making direct measurements
Scientists determine current climate conditions by
biomagnification
herbivore
captive breeding
13. The study of how living things interact with each other and their environment
carnivore
symbiosis
fishery
ecology
14. Deals with biological hazards
epidemiology
A principal of smart growth
biome
the ocean's absorption of carbon dioxide ...
15. A species that influences the survival of many others in an ecosystem
keystone species
open space
Scientists determine current climate conditions by
immigration
16. A relationship between two species in which both species benefit
risk
mutualism
primary succession
emigration
17. A living part of an organism's habitat
deforestation
population
clear-cutting
biotic factor
18. A behavior or physical characteristic that allows an organism to live successfully in its environment
adaptation
habitat fragment
fire suppression
habitat destruction
19. A species that is at risk of extinction
herbivore
per capita land consumption
ecotourism
endangered species
20. This draws people from urban areas to rural areas
open space
teratogens
biome
exotic species
21. A species that could become endangered in the near future
threatened
decomposer
toxicant
deforestation
22. The study of the natural processes that occur in the environment and how humans can affect them
immigration
environmental science
insects
poaching
23. Transportation systems - communications systems - water services - power supplies - and schools
exotic species
endangered
name examples of infrastructure
producer
24. The most direct way in which biodiverstiy can provide a source of income
biodiversity
warming temperatures
secondary succession
ecotourism
25. A consumer that eats both plants and animals
Species Survival Plans (SSPs) goals
name examples of land cover
omnivore
habitat fragmentation
26. The series of changes that occur in an area where no soil or organisms exist
niche
infants
secondary succession
primary succession
27. Bumps on the roots of certain plants
nodules
endangered
immigration
endangered species
28. The highest level of biodiversity
ecosystem diversity
biggest cause of biodiversity loss
debt-for-nature swap
fishery
29. A relationship between two species in which one species benefits and the other is neither helped nor harmed
A principal of smart growth
name a human activity that contributes the most carbon dioxide to the atmosphere
sustainable yield
commensalism
30. By increasing the need for people to drive
name examples of infrastructure
how does sprawl increase carbon dioxide emissions
If Earth did not have an atmosphere
warming temperatures
31. The amount of replacement is equal to the amount harvested
abiotic factor
epidemiology
habitat fragmentation
harvested sustainability is a renewable source IF
32. Any substance that poses a chemical hazard
name a human activity that contributes the most carbon dioxide to the atmosphere
toxicant
ecology
name examples of infrastructure
33. Soil - fresh water - wild animals - and timber
niche
pathogen
renewable sources
the ocean's absorption of carbon dioxide ...
34. A species in danger of becoming extinct in the near future
Species Survival Plans (SSPs) goals
endangered
decomposer
biomagnification
35. Chemicals that causes harm to embryos and fetuses
rural area
insects
latitudinal gradient
teratogens
36. Has the highest amount of species diversity
endangered species
exotic species
rural area
insects
37. Cooking oil - fuel - and medicines
products derived from the natural environment
sustainable cities can
endangered
herbivore
38. Businesses are arranged in a long row along a roadway - with no main community
uncentered commercial strip development
infants
resource management
habitat destruction
39. Energy from the sun would be reflected back into space
If Earth did not have an atmosphere
prescribed burns
species diversity
symbiosis
40. A nonliving part of an organism's habitat
endangered
wildlife corridor
abiotic factor
factors that cause different people to respond differently to environmental hazards
41. The clearing of a forest and replacing it with another land use
deforestation
carrying capacity
exotic species
renewable resource
42. The form of transportation that uses the most energy per passenger mile
the ocean's absorption of carbon dioxide ...
automobile
wildlife corridor
how does sprawl increase carbon dioxide emissions
43. The amount of carbon dioxide emissions for which an individual or group is responsible
debt-for-nature swap
carbon footprint
biotic factor
parasitism
44. The disappearance of a particular population from a given area - but not from the entire species globally
Earth's fresh water is used mostly for
planting of new trees help reduce climate change by
renewable sources
extirpation
45. An organism that obtains energy by feeding on the other organisms
consumer
omnivore
the ocean's absorption of carbon dioxide ...
decomposer
46. A series of events in which one organism eats another and obtains energy
food chain
immigration
decomposer
adaptation
47. The process of cutting down only some trees in an area
carcinogens
selective cutting
deforestation
teratogens
48. Water vapor and carbon dioxide that trap heat near the earth
endangered
secondary succession
greenhouse gases
carcinogens
49. The loss of a natural habitat
give an example of a social hazard that cannot be easily controlled
noise polution
habitat destruction
sustainable yield
50. An organism that breaks down wastes and dead organisms
economic value of forests
exotic species
infants
decomposer