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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. The form of transportation that uses the most energy per passenger mile
biome
automobile
infants
ecology
2. The probability that a hazard will cause a harmful response
sustainable cities can
harvested sustainability is a renewable source IF
risk
ecotourism
3. A species that influences the survival of many others in an ecosystem
Scientists determine current climate conditions by
pathogen
herbivore
keystone species
4. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat preservation
commensalism
biggest cause of biodiversity loss
teratogens
5. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
debt-for-nature swap
environmental science
nodules
nitrogen fixation
6. Increase the stability of an ecosystem
warming temperatures
high levels of biodiversity
sustainable yield
consumer
7. Species that are carried to a new location by people
urban area
global warming
nodules
exotic species
8. Using public transportation
the ocean's absorption of carbon dioxide ...
biomagnification
herbivore
an action that can reduce the greenhouse gas emissions caused by driving
9. A natural pattern in which species diversity generally increases toward the equator
latitudinal gradient
pollution
habitat preservation
consumer
10. Making direct measurements
habitat
biomagnification
nonrenewable resource
Scientists determine current climate conditions by
11. Chemical hazard that was once found in paint - young children are frequently tested for this
habitat preservation
scavenger
Smokey the Bear's message
lead
12. Refers to an increase in Earth's average surface temperature
consumer
selective cutting
secondary succession
global warming
13. A relationship in which one organism lives on or in a host and harms it
parasitism
nitrogen fixation
biggest danger posed by global warming to people living in coastal areas
open space
14. The series of changes that occur in an area where no soil or organisms exist
primary succession
rural area
nodules
parasitism
15. The process of cutting down all the trees in an area at once
clear-cutting
competition
carrying capacity
extinction
16. An example of a method for managing whole ecosystems and habitats
competition
factors that cause different people to respond differently to environmental hazards
biodiversity
mapping biodiversity hotspots
17. Provide wood
teratogens
economic value of forests
species
species diversity
18. Deals with biological hazards
If Earth did not have an atmosphere
name a human activity that contributes the most carbon dioxide to the atmosphere
products derived from the natural environment
epidemiology
19. A form of decision-making concerned with the allocation and conservation of natural resources
planting of new trees help reduce climate change by
mapping biodiversity hotspots
decomposer
resource management
20. An amount of a renewable resource that can be harvested regularly without reducing the future supply
poaching
sustainable yield
species
nitrogen fixation
21. Habitat change and fragmentation
pollution
mapping biodiversity hotspots
scavenger
biggest cause of biodiversity loss
22. The disappearance of a particular population from a given area - but not from the entire species globally
immigration
endangered
planting of new trees help reduce climate change by
extirpation
23. An organism that is killed and eaten by another organism
prey
habitat
fishery
secondary succession
24. The mating of animals in zoos or wildlife preserves
noise polution
adaptation
carrying capacity
captive breeding
25. A species in danger of becoming extinct in the near future
infants
niche
biggest danger posed by global warming to people living in coastal areas
endangered
26. Fires that are set by humans
prescribed fires
how does sprawl increase carbon dioxide emissions
environmental science
name a human activity that contributes the most carbon dioxide to the atmosphere
27. Has the highest amount of species diversity
emerging disease
lead
insects
prey
28. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
an action that can reduce the greenhouse gas emissions caused by driving
biotic factor
warming temperatures
habitat
29. The study of the natural processes that occur in the environment and how humans can affect them
biodiversity
adaptation
environmental science
clear-cutting
30. The most direct way in which biodiverstiy can provide a source of income
risk
wildlife corridor
carrying capacity
ecotourism
31. A species that could become endangered in the near future
conservation
risk
threatened
give an example of a social hazard that cannot be easily controlled
32. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
biological hazards
resource management
herbivore
secondary succession
33. The role of an organism in its habitat - or how it makes its living
conservation
harvested sustainability is a renewable source IF
noise polution
niche
34. Help improve the standard of living for residents
habitat fragment
wildlife corridor
sustainable cities can
Earth's fresh water is used mostly for
35. Leaving a population
primary succession
habitat destruction
Species Survival Plans (SSPs) goals
emigration
36. Illegal killing or removal of wildlife from their habitats
mutualism
predator
poaching
sustainable cities can
37. Land that is sparsely populated and has few buildings or roads
biome
rural area
insects
Earth's fresh water is used mostly for
38. By increasing the need for people to drive
how does sprawl increase carbon dioxide emissions
deforestation
pathogen
warming temperatures
39. Have a greater sensitivity to environmental hazards than any other group
mutualism
ecotourism
infants
species
40. The breaking of a habitat into smaller - isolated pieces
carnivore
epidemiology
extinction
habitat fragmentation
41. The amount of replacement is equal to the amount harvested
species
harvested sustainability is a renewable source IF
Scientists determine current climate conditions by
fishery
42. The process of changing free nitrogen gas into a usable form
name a human activity that contributes the most carbon dioxide to the atmosphere
biggest cause of biodiversity loss
nitrogen fixation
latitudinal gradient
43. A close relationship between two species that benefits at least one of the species
A principal of smart growth
renewable resource
symbiosis
toxicant
44. Burning fossil fuels
name a human activity that contributes the most carbon dioxide to the atmosphere
ecosystem diversity
automobile
name examples of land cover
45. The struggle between organisms to survive as they attempt to use the same limited resource
sustainable cities can
competition
pathogen
emigration
46. When fish are caught faster than they can breed - causing the populatio to decrease
biome
immigration
overfishing
lead
47. Organism that carries pathogens
automobile
biggest danger posed by global warming to people living in coastal areas
vector
extinction
48. Pollution from a factory near your school
give an example of a social hazard that cannot be easily controlled
factors that cause different people to respond differently to environmental hazards
environmental science
pathogen
49. Are carefully controlled
food web
carbon footprint
prescribed burns
habitat destruction
50. Cooking oil - fuel - and medicines
products derived from the natural environment
clear-cutting
habitat preservation
Earth's fresh water is used mostly for