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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 consumer that eats both plants and animals
carbon footprint
omnivore
extirpation
resource management
2. The clearing of a forest and replacing it with another land use
global warming
sustainable yield
species diversity
deforestation
3. A region that has many different types of organism is described as having a high level of this
species diversity
noise polution
overfishing
Earth's fresh water is used mostly for
4. Land that is sparsely populated and has few buildings or roads
prescribed fires
harvested sustainability is a renewable source IF
rural area
automobile
5. The probability that a hazard will cause a harmful response
herbivore
symbiosis
global warming
risk
6. Habitat change and fragmentation
name examples of infrastructure
endangered
habitat
biggest cause of biodiversity loss
7. Watering crops
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8. A species in danger of becoming extinct in the near future
automobile
greenhouse gases
endangered
carrying capacity
9. The amount of carbon dioxide emissions for which an individual or group is responsible
carbon footprint
habitat destruction
abiotic factor
factors that cause different people to respond differently to environmental hazards
10. Using public transportation
species diversity
an action that can reduce the greenhouse gas emissions caused by driving
urbanization
habitat preservation
11. The struggle between organisms to survive as they attempt to use the same limited resource
latitudinal gradient
species diversity
competition
environmental science
12. The practice of protecting the environment
adaptation
urban area
producer
conservation
13. Shift of population from countryside to cities
biggest cause of biodiversity loss
extinction
keystone species
urbanization
14. The pattern of overlapping food chains in an ecosystem
global warming
fire suppression
sustainable cities can
food web
15. The process of cutting down all the trees in an area at once
clear-cutting
secondary succession
ecosystem diversity
emigration
16. The process of changing free nitrogen gas into a usable form
uncentered commercial strip development
automobile
exotic species
nitrogen fixation
17. Loud noises in the air like jack hammers - loud car stereos - etc...
noise polution
biomagnification
infants
urbanization
18. Refers to an increase in Earth's average surface temperature
secondary succession
global warming
carrying capacity
niche
19. Chemical hazard that was once found in paint - young children are frequently tested for this
carrying capacity
biome
lead
extinction
20. An amount of a renewable resource that can be harvested regularly without reducing the future supply
sustainable yield
endangered
nonrenewable resource
food web
21. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
prescribed burns
habitat preservation
species
captive breeding programs
22. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
wildlife corridor
teratogens
prescribed fires
resource
23. Leaving a population
prescribed burns
emigration
symbiosis
food chain
24. Taking in carbon dioxide from the atmosphere during photosynthesis
planting of new trees help reduce climate change by
extinction
risk
wildlife corridor
25. The mating of animals in zoos or wildlife preserves
biological hazards
harvested sustainability is a renewable source IF
captive breeding
producer
26. A carnivore that feeds on the bodies of dead organisms
scavenger
ecology
debt-for-nature swap
poaching
27. Bumps on the roots of certain plants
consumer
nodules
open space
pathogen
28. The largest population that an area can support
name a human activity that contributes the most carbon dioxide to the atmosphere
carrying capacity
habitat preservation
prescribed burns
29. All the members of one species in a particular area
habitat
population
habitat fragmentation
Scientists determine current climate conditions by
30. A resource that is either always available or is naturally replaced in a relatively short time
habitat fragment
renewable resource
give an example of a social hazard that cannot be easily controlled
decomposer
31. Deals with biological hazards
open space
environmental science
epidemiology
threatened
32. A species that influences the survival of many others in an ecosystem
keystone species
population
genetic diversity
overfishing
33. Any substance that poses a chemical hazard
clear-cutting
toxicant
competition
carnivore
34. An organism that obtains energy by feeding on the other organisms
urban area
habitat destruction
consumer
commensalism
35. A relationship between two species in which both species benefit
prey
mutualism
uncentered commercial strip development
insects
36. Anything in the environment that is used by people is called a natural resource
biological hazards
mutualism
name a human activity that contributes the most carbon dioxide to the atmosphere
resource
37. Contamination of land - water - or air
carcinogens
pollution
biological hazards
adaptation
38. The form of transportation that uses the most energy per passenger mile
automobile
species
poaching
conservation
39. The amount of replacement is equal to the amount harvested
prey
fire suppression
rural area
harvested sustainability is a renewable source IF
40. One way zoos and aquariums help increase wildlife populations
lead
captive breeding programs
scavenger
pollution
41. Organism that carries pathogens
carrying capacity
vector
global warming
renewable sources
42. Making direct measurements
how does sprawl increase carbon dioxide emissions
threatened
habitat fragmentation
Scientists determine current climate conditions by
43. A natural resource that is not replaced in a useful time frame
herbivore
nonrenewable resource
latitudinal gradient
biodiversity
44. Resulted in suppression of all forest fires
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45. The most effective way of preserving biodiversity by protecting whole ecosystems
uncentered commercial strip development
habitat preservation
sustainable yield
ecology
46. An organism that breaks down wastes and dead organisms
rural area
decomposer
emigration
prey
47. Chemicals that cause cancer
clear-cutting
carcinogens
urban area
herbivore
48. An area with a large population of valuable ocean organisms
biggest cause of biodiversity loss
clear-cutting
fishery
herbivore
49. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
debt-for-nature swap
nodules
biodiversity
give an example of a social hazard that cannot be easily controlled
50. Rising sea level
renewable sources
immigration
prescribed burns
biggest danger posed by global warming to people living in coastal areas