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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.
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. Species that are carried to a new location by people
exotic species
overfishing
adaptation
teratogens
2. A relationship between two species in which one species benefits and the other is neither helped nor harmed
prey
producer
primary succession
commensalism
3. Using public transportation
infants
an action that can reduce the greenhouse gas emissions caused by driving
If Earth did not have an atmosphere
endangered
4. A form of decision-making concerned with the allocation and conservation of natural resources
primary succession
exotic species
biodiversity
resource management
5. Water vapor and carbon dioxide that trap heat near the earth
biotic factor
greenhouse gases
an action that can reduce the greenhouse gas emissions caused by driving
species
6. Making direct measurements
noise polution
endangered
decomposer
Scientists determine current climate conditions by
7. Bumps on the roots of certain plants
harvested sustainability is a renewable source IF
renewable resource
nodules
automobile
8. A group of land ecosystems with similar climates and organisms
genetic diversity
biome
pathogen
biological hazards
9. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
habitat fragment
an action that can reduce the greenhouse gas emissions caused by driving
planting of new trees help reduce climate change by
decomposer
10. An example of a method for managing whole ecosystems and habitats
mapping biodiversity hotspots
commensalism
nitrogen fixation
omnivore
11. The largest population that an area can support
population
carrying capacity
primary succession
open space
12. Leaving a population
ecotourism
warming temperatures
extinction
emigration
13. Has the highest amount of species diversity
urbanization
insects
Smokey the Bear's message
herbivore
14. The study of how living things interact with each other and their environment
biological hazards
factors that cause different people to respond differently to environmental hazards
economic value of forests
ecology
15. A behavior or physical characteristic that allows an organism to live successfully in its environment
species
adaptation
toxicant
wildlife corridor
16. The disappearance of a particular population from a given area - but not from the entire species globally
producer
ecology
products derived from the natural environment
extirpation
17. A resource that is either always available or is naturally replaced in a relatively short time
abiotic factor
sustainable cities can
renewable resource
insects
18. The form of transportation that uses the most energy per passenger mile
biotic factor
carnivore
automobile
overfishing
19. A species that is at risk of extinction
endangered species
immigration
extirpation
renewable resource
20. An organism that breaks down wastes and dead organisms
high levels of biodiversity
decomposer
latitudinal gradient
habitat preservation
21. The clearing of a forest and replacing it with another land use
ecosystem diversity
secondary succession
deforestation
adaptation
22. The process of cutting down all the trees in an area at once
insects
resource management
clear-cutting
food web
23. The loss of a natural habitat
sustainable cities can
immigration
habitat destruction
carrying capacity
24. A consumer that eats only animals
carnivore
extirpation
habitat fragment
ecology
25. Process of measuring the chance that an environmental hazard will cause harm
risk assessment
harvested sustainability is a renewable source IF
automobile
fire suppression
26. The mating of animals in zoos or wildlife preserves
name a human activity that contributes the most carbon dioxide to the atmosphere
debt-for-nature swap
rural area
captive breeding
27. A virus or bacterium (organisms) that cause infectious diseases
omnivore
pathogen
prey
Earth's fresh water is used mostly for
28. A close relationship between two species that benefits at least one of the species
risk assessment
herbivore
symbiosis
pathogen
29. A series of events in which one organism eats another and obtains energy
competition
habitat preservation
food chain
omnivore
30. Businesses are arranged in a long row along a roadway - with no main community
uncentered commercial strip development
endangered species
primary succession
scavenger
31. The struggle between organisms to survive as they attempt to use the same limited resource
biological hazards
competition
clear-cutting
A principal of smart growth
32. Moving into a population
fire suppression
threatened
immigration
carbon footprint
33. Building up not out
how does sprawl increase carbon dioxide emissions
A principal of smart growth
risk assessment
noise polution
34. All the members of one species in a particular area
population
risk assessment
Scientists determine current climate conditions by
biggest cause of biodiversity loss
35. Soil - fresh water - wild animals - and timber
herbivore
renewable sources
producer
threatened
36. The most effective way of preserving biodiversity by protecting whole ecosystems
threatened
nitrogen fixation
habitat preservation
insects
37. An organism that obtains energy by feeding on the other organisms
factors that cause different people to respond differently to environmental hazards
harvested sustainability is a renewable source IF
name a human activity that contributes the most carbon dioxide to the atmosphere
consumer
38. Can result in a decrease of property damage
risk
fire suppression
how does sprawl increase carbon dioxide emissions
overfishing
39. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
biotic factor
mutualism
wildlife corridor
name a human activity that contributes the most carbon dioxide to the atmosphere
40. Sex - weight - and health issues
A principal of smart growth
name a human activity that contributes the most carbon dioxide to the atmosphere
factors that cause different people to respond differently to environmental hazards
Smokey the Bear's message
41. Concentrations of toxicants can be greatly multiplied with each step up the food chain
clear-cutting
biomagnification
conservation
lead
42. Habitat change and fragmentation
If Earth did not have an atmosphere
primary succession
warming temperatures
biggest cause of biodiversity loss
43. A natural resource that is not replaced in a useful time frame
urban area
give an example of a social hazard that cannot be easily controlled
fire suppression
nonrenewable resource
44. This draws people from urban areas to rural areas
harvested sustainability is a renewable source IF
prey
open space
resource
45. Energy from the sun would be reflected back into space
If Earth did not have an atmosphere
prescribed burns
the ocean's absorption of carbon dioxide ...
global warming
46. By increasing the need for people to drive
products derived from the natural environment
nodules
how does sprawl increase carbon dioxide emissions
selective cutting
47. Provide wood
herbivore
carnivore
planting of new trees help reduce climate change by
economic value of forests
48. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
habitat
prescribed burns
warming temperatures
products derived from the natural environment
49. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
debt-for-nature swap
uncentered commercial strip development
infants
biomagnification
50. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
habitat fragmentation
economic value of forests
secondary succession
omnivore
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