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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. Illegal killing or removal of wildlife from their habitats
poaching
rural area
carrying capacity
primary succession
2. Soil - fresh water - wild animals - and timber
renewable sources
wildlife corridor
threatened
immigration
3. A species in danger of becoming extinct in the near future
endangered
competition
an action that can reduce the greenhouse gas emissions caused by driving
toxicant
4. A consumer that eats only animals
carnivore
risk
teratogens
symbiosis
5. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
rural area
adaptation
debt-for-nature swap
predator
6. Making direct measurements
Scientists determine current climate conditions by
fishery
harvested sustainability is a renewable source IF
clear-cutting
7. The breaking of a habitat into smaller - isolated pieces
greenhouse gases
risk assessment
habitat fragmentation
immigration
8. The disappearance of a particular population from a given area - but not from the entire species globally
prey
sustainable yield
give an example of a social hazard that cannot be easily controlled
extirpation
9. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
wildlife corridor
greenhouse gases
ecosystem diversity
carnivore
10. Species that are carried to a new location by people
exotic species
nonrenewable resource
biggest danger posed by global warming to people living in coastal areas
pollution
11. The amount of carbon dioxide emissions for which an individual or group is responsible
resource
planting of new trees help reduce climate change by
carbon footprint
decomposer
12. An environment that provides the things an organism needs to live - grow - and reproduce
habitat
endangered
genetic diversity
pathogen
13. The largest population that an area can support
carrying capacity
habitat fragmentation
food web
renewable resource
14. Are carefully controlled
fishery
prescribed burns
nitrogen fixation
uncentered commercial strip development
15. The disappearance of all members of a species from Earth
ecotourism
ecology
habitat preservation
extinction
16. Chemicals that causes harm to embryos and fetuses
consumer
risk
teratogens
sustainable cities can
17. A consumer that eats only plants
open space
extinction
Earth's fresh water is used mostly for
herbivore
18. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
endangered
adaptation
habitat fragment
global warming
19. Sex - weight - and health issues
nodules
nitrogen fixation
uncentered commercial strip development
factors that cause different people to respond differently to environmental hazards
20. A virus or bacterium (organisms) that cause infectious diseases
harvested sustainability is a renewable source IF
economic value of forests
A principal of smart growth
pathogen
21. Cooking oil - fuel - and medicines
conservation
parasitism
habitat destruction
products derived from the natural environment
22. An organism that is killed and eaten by another organism
habitat fragmentation
poaching
consumer
prey
23. Loud noises in the air like jack hammers - loud car stereos - etc...
noise polution
consumer
pathogen
food chain
24. A series of events in which one organism eats another and obtains energy
parasitism
food chain
give an example of a social hazard that cannot be easily controlled
mapping biodiversity hotspots
25. A relationship between two species in which one species benefits and the other is neither helped nor harmed
commensalism
mutualism
rural area
captive breeding
26. Chemicals that cause cancer
ecology
biological hazards
carcinogens
producer
27. An area with a large population of valuable ocean organisms
fishery
biggest danger posed by global warming to people living in coastal areas
carbon footprint
products derived from the natural environment
28. Pollution from a factory near your school
sustainable cities can
give an example of a social hazard that cannot be easily controlled
debt-for-nature swap
food web
29. When fish are caught faster than they can breed - causing the populatio to decrease
symbiosis
resource management
prescribed burns
overfishing
30. The practice of protecting the environment
pathogen
conservation
mapping biodiversity hotspots
endangered species
31. Transportation systems - communications systems - water services - power supplies - and schools
nodules
secondary succession
name examples of infrastructure
name a human activity that contributes the most carbon dioxide to the atmosphere
32. Land that is sparsely populated and has few buildings or roads
resource
ecotourism
name examples of land cover
rural area
33. Habitat change and fragmentation
prescribed burns
uncentered commercial strip development
biggest cause of biodiversity loss
ecotourism
34. Amount of land each person uses
global warming
per capita land consumption
pathogen
epidemiology
35. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
ecotourism
secondary succession
mutualism
teratogens
36. Water vapor and carbon dioxide that trap heat near the earth
greenhouse gases
mutualism
give an example of a social hazard that cannot be easily controlled
debt-for-nature swap
37. One way zoos and aquariums help increase wildlife populations
abiotic factor
biome
resource management
captive breeding programs
38. The series of changes that occur in an area where no soil or organisms exist
secondary succession
carcinogens
primary succession
factors that cause different people to respond differently to environmental hazards
39. The form of transportation that uses the most energy per passenger mile
rural area
an action that can reduce the greenhouse gas emissions caused by driving
habitat preservation
automobile
40. Any substance that poses a chemical hazard
lead
toxicant
scavenger
food chain
41. Provide wood
mapping biodiversity hotspots
economic value of forests
habitat fragmentation
deforestation
42. An organism that obtains energy by feeding on the other organisms
automobile
primary succession
carbon footprint
consumer
43. This draws people from urban areas to rural areas
mapping biodiversity hotspots
habitat fragment
greenhouse gases
open space
44. Viruses - bacteria and other organisms in the environment that harm human health
wildlife corridor
products derived from the natural environment
biological hazards
primary succession
45. A natural pattern in which species diversity generally increases toward the equator
habitat
per capita land consumption
mutualism
latitudinal gradient
46. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
name a human activity that contributes the most carbon dioxide to the atmosphere
renewable resource
genetic diversity
factors that cause different people to respond differently to environmental hazards
47. Chemical hazard that was once found in paint - young children are frequently tested for this
carrying capacity
lead
ecosystem diversity
captive breeding programs
48. Bumps on the roots of certain plants
decomposer
consumer
omnivore
nodules
49. The role of an organism in its habitat - or how it makes its living
extinction
niche
herbivore
high levels of biodiversity
50. A group of land ecosystems with similar climates and organisms
noise polution
biome
an action that can reduce the greenhouse gas emissions caused by driving
Scientists determine current climate conditions by