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Test your basic knowledge |
DSST Environmental Science - 2
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Subjects
:
dsst
,
science
Instructions:
Answer 50 questions in 15 minutes.
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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 struggle between organisms to survive as they attempt to use the same limited resource
nodules
competition
predator
immigration
2. By increasing the need for people to drive
food chain
resource
how does sprawl increase carbon dioxide emissions
nodules
3. The clearing of a forest and replacing it with another land use
Species Survival Plans (SSPs) goals
species diversity
deforestation
carnivore
4. A relationship between two species in which one species benefits and the other is neither helped nor harmed
wildlife corridor
renewable resource
commensalism
endangered
5. Soil - fresh water - wild animals - and timber
renewable sources
risk assessment
name examples of infrastructure
carbon footprint
6. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
automobile
adaptation
secondary succession
fire suppression
7. The probability that a hazard will cause a harmful response
risk
habitat preservation
omnivore
A principal of smart growth
8. A species that influences the survival of many others in an ecosystem
Smokey the Bear's message
emigration
keystone species
carrying capacity
9. The role of an organism in its habitat - or how it makes its living
high levels of biodiversity
niche
emerging disease
biodiversity
10. A consumer that eats only plants
open space
herbivore
keystone species
wildlife corridor
11. The largest population that an area can support
pathogen
Smokey the Bear's message
sustainable yield
carrying capacity
12. Water vapor and carbon dioxide that trap heat near the earth
greenhouse gases
secondary succession
herbivore
If Earth did not have an atmosphere
13. Anything in the environment that is used by people is called a natural resource
an action that can reduce the greenhouse gas emissions caused by driving
food chain
resource
Scientists determine current climate conditions by
14. The amount of replacement is equal to the amount harvested
harvested sustainability is a renewable source IF
an action that can reduce the greenhouse gas emissions caused by driving
mutualism
species diversity
15. Pollution from a factory near your school
fire suppression
captive breeding programs
give an example of a social hazard that cannot be easily controlled
carnivore
16. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
biological hazards
clear-cutting
warming temperatures
name examples of infrastructure
17. Leaving a population
nitrogen fixation
emigration
species diversity
carcinogens
18. The breaking of a habitat into smaller - isolated pieces
vector
risk assessment
food chain
habitat fragmentation
19. Transportation systems - communications systems - water services - power supplies - and schools
name examples of infrastructure
keystone species
immigration
open space
20. An environment that provides the things an organism needs to live - grow - and reproduce
harvested sustainability is a renewable source IF
habitat
niche
toxicant
21. A species that could become endangered in the near future
name examples of infrastructure
sustainable yield
threatened
biomagnification
22. Can result in a decrease of property damage
fire suppression
renewable resource
the ocean's absorption of carbon dioxide ...
nodules
23. The series of changes that occur in an area where no soil or organisms exist
toxicant
primary succession
prey
biological hazards
24. Moving into a population
immigration
open space
lead
prescribed fires
25. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
habitat
Scientists determine current climate conditions by
species
latitudinal gradient
26. A species that is at risk of extinction
risk
how does sprawl increase carbon dioxide emissions
endangered species
rural area
27. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
warming temperatures
captive breeding
A principal of smart growth
wildlife corridor
28. Manage - protect and reintroduce threatened and endangered species
resource
secondary succession
Species Survival Plans (SSPs) goals
greenhouse gases
29. Concentrations of toxicants can be greatly multiplied with each step up the food chain
global warming
endangered
biomagnification
vector
30. A living part of an organism's habitat
biotic factor
Earth's fresh water is used mostly for
fishery
adaptation
31. Any substance that poses a chemical hazard
toxicant
name examples of infrastructure
noise polution
renewable resource
32. A relationship in which one organism lives on or in a host and harms it
primary succession
fishery
population
parasitism
33. The loss of a natural habitat
teratogens
habitat destruction
poaching
food chain
34. A resource that is either always available or is naturally replaced in a relatively short time
renewable resource
ecology
secondary succession
open space
35. A region that has many different types of organism is described as having a high level of this
toxicant
species diversity
urbanization
the ocean's absorption of carbon dioxide ...
36. Trees - grass - crops - wetlands - water - building and pavements
herbivore
pathogen
name examples of land cover
ecology
37. An organism that can make its own food
producer
carnivore
selective cutting
automobile
38. When fish are caught faster than they can breed - causing the populatio to decrease
carcinogens
factors that cause different people to respond differently to environmental hazards
overfishing
prey
39. The pattern of overlapping food chains in an ecosystem
the ocean's absorption of carbon dioxide ...
prey
food web
biome
40. Contamination of land - water - or air
pollution
factors that cause different people to respond differently to environmental hazards
population
carrying capacity
41. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
sustainable cities can
genetic diversity
Species Survival Plans (SSPs) goals
noise polution
42. Taking in carbon dioxide from the atmosphere during photosynthesis
planting of new trees help reduce climate change by
biodiversity
abiotic factor
biome
43. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
debt-for-nature swap
biological hazards
planting of new trees help reduce climate change by
population
44. The study of the natural processes that occur in the environment and how humans can affect them
epidemiology
environmental science
competition
name examples of infrastructure
45. Habitat change and fragmentation
biggest cause of biodiversity loss
emerging disease
endangered
resource
46. An area with a large population of valuable ocean organisms
prey
renewable sources
fishery
resource
47. Refers to an increase in Earth's average surface temperature
an action that can reduce the greenhouse gas emissions caused by driving
global warming
overfishing
fire suppression
48. The highest level of biodiversity
ecosystem diversity
name examples of infrastructure
Species Survival Plans (SSPs) goals
deforestation
49. Making direct measurements
emigration
Scientists determine current climate conditions by
prescribed burns
nonrenewable resource
50. A natural resource that is not replaced in a useful time frame
warming temperatures
renewable resource
biodiversity
nonrenewable resource
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