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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. Provide wood
economic value of forests
nodules
ecotourism
food web
2. A group of land ecosystems with similar climates and organisms
endangered
predator
If Earth did not have an atmosphere
biome
3. The disappearance of a particular population from a given area - but not from the entire species globally
extirpation
renewable resource
population
producer
4. A disease that has appeared in the human population for the first time or that has existed for a while but is increasing rapidly and spreading around the world
extirpation
emerging disease
population
teratogens
5. Water vapor and carbon dioxide that trap heat near the earth
decomposer
greenhouse gases
extinction
endangered
6. Leaving a population
name examples of land cover
ecosystem diversity
emigration
infants
7. Trees - grass - crops - wetlands - water - building and pavements
Smokey the Bear's message
name examples of land cover
conservation
captive breeding programs
8. An environment that provides the things an organism needs to live - grow - and reproduce
habitat
resource management
sustainable cities can
food chain
9. A relationship between two species in which both species benefit
conservation
sustainable yield
mutualism
biggest cause of biodiversity loss
10. Using public transportation
clear-cutting
open space
an action that can reduce the greenhouse gas emissions caused by driving
automobile
11. The process of changing free nitrogen gas into a usable form
biomagnification
habitat fragmentation
population
nitrogen fixation
12. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
secondary succession
warming temperatures
Smokey the Bear's message
epidemiology
13. Chemicals that causes harm to embryos and fetuses
endangered
teratogens
mapping biodiversity hotspots
name examples of land cover
14. The clearing of a forest and replacing it with another land use
deforestation
Scientists determine current climate conditions by
habitat fragmentation
adaptation
15. Viruses - bacteria and other organisms in the environment that harm human health
habitat preservation
adaptation
biological hazards
insects
16. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
how does sprawl increase carbon dioxide emissions
biggest cause of biodiversity loss
debt-for-nature swap
renewable resource
17. Building up not out
products derived from the natural environment
scavenger
A principal of smart growth
nodules
18. A species in danger of becoming extinct in the near future
wildlife corridor
fire suppression
predator
endangered
19. Watering crops
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20. The largest population that an area can support
adaptation
name a human activity that contributes the most carbon dioxide to the atmosphere
sustainable yield
carrying capacity
21. The most effective way of preserving biodiversity by protecting whole ecosystems
ecotourism
habitat preservation
habitat
pollution
22. The pattern of overlapping food chains in an ecosystem
food web
high levels of biodiversity
name examples of land cover
debt-for-nature swap
23. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
per capita land consumption
warming temperatures
the ocean's absorption of carbon dioxide ...
immigration
24. A large area heavily populated like Miami - Florida or Toledo - Ohio
Earth's fresh water is used mostly for
urban area
planting of new trees help reduce climate change by
consumer
25. Concentrations of toxicants can be greatly multiplied with each step up the food chain
carrying capacity
biomagnification
abiotic factor
deforestation
26. Increase the stability of an ecosystem
genetic diversity
high levels of biodiversity
omnivore
endangered species
27. An organism that can make its own food
threatened
automobile
consumer
producer
28. Refers to an increase in Earth's average surface temperature
factors that cause different people to respond differently to environmental hazards
food chain
Smokey the Bear's message
global warming
29. Energy from the sun would be reflected back into space
emigration
If Earth did not have an atmosphere
harvested sustainability is a renewable source IF
herbivore
30. The disappearance of all members of a species from Earth
emerging disease
extinction
epidemiology
economic value of forests
31. Rising sea level
captive breeding
biggest danger posed by global warming to people living in coastal areas
prey
name a human activity that contributes the most carbon dioxide to the atmosphere
32. A species that could become endangered in the near future
threatened
producer
teratogens
secondary succession
33. The most direct way in which biodiverstiy can provide a source of income
biomagnification
threatened
emigration
ecotourism
34. A relationship between two species in which one species benefits and the other is neither helped nor harmed
fire suppression
biological hazards
commensalism
factors that cause different people to respond differently to environmental hazards
35. A relationship in which one organism lives on or in a host and harms it
habitat fragmentation
resource management
parasitism
endangered
36. Chemicals that cause cancer
carcinogens
abiotic factor
carrying capacity
lead
37. Illegal killing or removal of wildlife from their habitats
toxicant
consumer
greenhouse gases
poaching
38. Soil - fresh water - wild animals - and timber
economic value of forests
teratogens
risk assessment
renewable sources
39. A series of events in which one organism eats another and obtains energy
consumer
biome
immigration
food chain
40. Can result in a decrease of property damage
primary succession
fire suppression
epidemiology
abiotic factor
41. Pollution from a factory near your school
captive breeding programs
an action that can reduce the greenhouse gas emissions caused by driving
give an example of a social hazard that cannot be easily controlled
exotic species
42. The amount of replacement is equal to the amount harvested
symbiosis
biggest danger posed by global warming to people living in coastal areas
extinction
harvested sustainability is a renewable source IF
43. Species that are carried to a new location by people
immigration
exotic species
A principal of smart growth
epidemiology
44. A living part of an organism's habitat
epidemiology
insects
endangered
biotic factor
45. A consumer that eats only plants
Earth's fresh water is used mostly for
captive breeding programs
infants
herbivore
46. A consumer that eats both plants and animals
prescribed fires
give an example of a social hazard that cannot be easily controlled
omnivore
Scientists determine current climate conditions by
47. An organism that is killed and eaten by another organism
epidemiology
prey
rural area
lead
48. Anything in the environment that is used by people is called a natural resource
lead
resource
biodiversity
risk assessment
49. The loss of a natural habitat
habitat destruction
environmental science
teratogens
competition
50. The struggle between organisms to survive as they attempt to use the same limited resource
competition
nonrenewable resource
environmental science
parasitism