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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. Bumps on the roots of certain plants
products derived from the natural environment
noise polution
nodules
If Earth did not have an atmosphere
2. Watering crops
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3. The amount of carbon dioxide emissions for which an individual or group is responsible
carbon footprint
environmental science
decomposer
infants
4. The highest level of biodiversity
fire suppression
ecosystem diversity
renewable resource
captive breeding
5. A relationship between two species in which both species benefit
mutualism
warming temperatures
latitudinal gradient
environmental science
6. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
parasitism
If Earth did not have an atmosphere
habitat destruction
warming temperatures
7. Building up not out
clear-cutting
A principal of smart growth
ecology
renewable resource
8. All the members of one species in a particular area
biological hazards
how does sprawl increase carbon dioxide emissions
population
lead
9. Businesses are arranged in a long row along a roadway - with no main community
uncentered commercial strip development
sustainable yield
herbivore
nonrenewable resource
10. Has the highest amount of species diversity
endangered species
name a human activity that contributes the most carbon dioxide to the atmosphere
insects
genetic diversity
11. Increase the stability of an ecosystem
renewable sources
pollution
high levels of biodiversity
wildlife corridor
12. This draws people from urban areas to rural areas
open space
fishery
immigration
vector
13. Rising sea level
biggest danger posed by global warming to people living in coastal areas
species
urban area
niche
14. A species that could become endangered in the near future
urbanization
threatened
consumer
poaching
15. A living part of an organism's habitat
secondary succession
resource
debt-for-nature swap
biotic factor
16. A species in danger of becoming extinct in the near future
poaching
endangered
carnivore
population
17. A species that is at risk of extinction
biomagnification
endangered species
adaptation
pathogen
18. The breaking of a habitat into smaller - isolated pieces
endangered species
selective cutting
habitat fragmentation
resource
19. The disappearance of all members of a species from Earth
predator
poaching
habitat fragmentation
extinction
20. An area with a large population of valuable ocean organisms
fishery
exotic species
clear-cutting
abiotic factor
21. The role of an organism in its habitat - or how it makes its living
A principal of smart growth
food web
keystone species
niche
22. Cooking oil - fuel - and medicines
carnivore
overfishing
products derived from the natural environment
predator
23. The largest population that an area can support
nitrogen fixation
abiotic factor
carrying capacity
biome
24. A behavior or physical characteristic that allows an organism to live successfully in its environment
global warming
wildlife corridor
producer
adaptation
25. The most direct way in which biodiverstiy can provide a source of income
mapping biodiversity hotspots
prescribed fires
name a human activity that contributes the most carbon dioxide to the atmosphere
ecotourism
26. Deals with biological hazards
sustainable cities can
decomposer
epidemiology
producer
27. Viruses - bacteria and other organisms in the environment that harm human health
adaptation
biological hazards
predator
deforestation
28. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
extinction
scavenger
noise polution
species
29. A region that has many different types of organism is described as having a high level of this
exotic species
species diversity
prey
captive breeding
30. Chemicals that causes harm to embryos and fetuses
teratogens
niche
economic value of forests
parasitism
31. Fires that are set by humans
primary succession
prescribed fires
habitat preservation
nonrenewable resource
32. Leaving a population
emigration
Smokey the Bear's message
Species Survival Plans (SSPs) goals
give an example of a social hazard that cannot be easily controlled
33. An organism that breaks down wastes and dead organisms
decomposer
commensalism
captive breeding programs
conservation
34. Causes a cooling effect
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35. The number of different species in an area
mapping biodiversity hotspots
vector
biotic factor
biodiversity
36. Pollution from a factory near your school
carbon footprint
open space
give an example of a social hazard that cannot be easily controlled
primary succession
37. An amount of a renewable resource that can be harvested regularly without reducing the future supply
wildlife corridor
ecotourism
predator
sustainable yield
38. Concentrations of toxicants can be greatly multiplied with each step up the food chain
risk
immigration
name examples of infrastructure
biomagnification
39. Organism that carries pathogens
producer
biological hazards
vector
latitudinal gradient
40. A relationship between two species in which one species benefits and the other is neither helped nor harmed
deforestation
urban area
commensalism
keystone species
41. Refers to an increase in Earth's average surface temperature
selective cutting
global warming
epidemiology
endangered species
42. Resulted in suppression of all forest fires
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43. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat preservation
prey
pathogen
high levels of biodiversity
44. Contamination of land - water - or air
vector
pollution
adaptation
emerging disease
45. An organism that is killed and eaten by another organism
debt-for-nature swap
prey
Smokey the Bear's message
pollution
46. A form of decision-making concerned with the allocation and conservation of natural resources
epidemiology
captive breeding programs
resource management
nodules
47. Soil - fresh water - wild animals - and timber
abiotic factor
renewable sources
resource management
nonrenewable resource
48. Water vapor and carbon dioxide that trap heat near the earth
greenhouse gases
Earth's fresh water is used mostly for
producer
endangered
49. A virus or bacterium (organisms) that cause infectious diseases
clear-cutting
pathogen
biological hazards
carrying capacity
50. Help improve the standard of living for residents
conservation
high levels of biodiversity
sustainable cities can
renewable sources