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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. Increase the stability of an ecosystem
Scientists determine current climate conditions by
high levels of biodiversity
omnivore
deforestation
2. An example of a method for managing whole ecosystems and habitats
If Earth did not have an atmosphere
name a human activity that contributes the most carbon dioxide to the atmosphere
renewable resource
mapping biodiversity hotspots
3. Causes a cooling effect
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4. Transportation systems - communications systems - water services - power supplies - and schools
immigration
endangered
ecotourism
name examples of infrastructure
5. A virus or bacterium (organisms) that cause infectious diseases
uncentered commercial strip development
consumer
pathogen
carnivore
6. Are carefully controlled
prescribed burns
commensalism
clear-cutting
sustainable cities can
7. Amount of land each person uses
vector
per capita land consumption
mapping biodiversity hotspots
exotic species
8. The process of cutting down only some trees in an area
habitat
carrying capacity
rural area
selective cutting
9. Organism that carries pathogens
omnivore
If Earth did not have an atmosphere
vector
planting of new trees help reduce climate change by
10. One way zoos and aquariums help increase wildlife populations
habitat fragment
niche
captive breeding programs
primary succession
11. Fires that are set by humans
habitat
pathogen
prescribed fires
warming temperatures
12. Pollution from a factory near your school
habitat
biomagnification
commensalism
give an example of a social hazard that cannot be easily controlled
13. A relationship between two species in which both species benefit
mutualism
biomagnification
open space
vector
14. By increasing the need for people to drive
risk assessment
food chain
habitat fragment
how does sprawl increase carbon dioxide emissions
15. Trees - grass - crops - wetlands - water - building and pavements
genetic diversity
name examples of land cover
habitat
carrying capacity
16. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
producer
urban area
genetic diversity
factors that cause different people to respond differently to environmental hazards
17. The amount of carbon dioxide emissions for which an individual or group is responsible
secondary succession
keystone species
carbon footprint
Smokey the Bear's message
18. Chemicals that causes harm to embryos and fetuses
automobile
population
teratogens
secondary succession
19. Refers to an increase in Earth's average surface temperature
global warming
omnivore
pathogen
sustainable yield
20. Viruses - bacteria and other organisms in the environment that harm human health
poaching
predator
vector
biological hazards
21. Rising sea level
keystone species
mapping biodiversity hotspots
planting of new trees help reduce climate change by
biggest danger posed by global warming to people living in coastal areas
22. Process of measuring the chance that an environmental hazard will cause harm
risk assessment
species
give an example of a social hazard that cannot be easily controlled
carcinogens
23. Businesses are arranged in a long row along a roadway - with no main community
genetic diversity
parasitism
name a human activity that contributes the most carbon dioxide to the atmosphere
uncentered commercial strip development
24. Any substance that poses a chemical hazard
toxicant
deforestation
planting of new trees help reduce climate change by
Species Survival Plans (SSPs) goals
25. The number of different species in an area
give an example of a social hazard that cannot be easily controlled
factors that cause different people to respond differently to environmental hazards
biodiversity
pollution
26. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
automobile
debt-for-nature swap
exotic species
urban area
27. Species that are carried to a new location by people
captive breeding programs
resource
exotic species
per capita land consumption
28. Watering crops
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29. A consumer that eats only animals
carbon footprint
prescribed fires
symbiosis
carnivore
30. A living part of an organism's habitat
how does sprawl increase carbon dioxide emissions
vector
poaching
biotic factor
31. The practice of protecting the environment
epidemiology
food web
factors that cause different people to respond differently to environmental hazards
conservation
32. Soil - fresh water - wild animals - and timber
biological hazards
nitrogen fixation
products derived from the natural environment
renewable sources
33. A region that has many different types of organism is described as having a high level of this
species diversity
carnivore
captive breeding programs
population
34. Using public transportation
an action that can reduce the greenhouse gas emissions caused by driving
risk assessment
mapping biodiversity hotspots
the ocean's absorption of carbon dioxide ...
35. The clearing of a forest and replacing it with another land use
name a human activity that contributes the most carbon dioxide to the atmosphere
urban area
conservation
deforestation
36. A species in danger of becoming extinct in the near future
noise polution
predator
A principal of smart growth
endangered
37. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
herbivore
the ocean's absorption of carbon dioxide ...
carcinogens
habitat fragment
38. Land that is sparsely populated and has few buildings or roads
nitrogen fixation
economic value of forests
rural area
how does sprawl increase carbon dioxide emissions
39. Contamination of land - water - or air
economic value of forests
pollution
biggest cause of biodiversity loss
Species Survival Plans (SSPs) goals
40. The most direct way in which biodiverstiy can provide a source of income
high levels of biodiversity
carnivore
ecotourism
biodiversity
41. The probability that a hazard will cause a harmful response
infants
risk
immigration
planting of new trees help reduce climate change by
42. Have a greater sensitivity to environmental hazards than any other group
name examples of infrastructure
consumer
renewable sources
infants
43. A species that is at risk of extinction
habitat
pollution
endangered species
prescribed fires
44. The study of the natural processes that occur in the environment and how humans can affect them
scavenger
symbiosis
environmental science
niche
45. Habitat change and fragmentation
producer
insects
biggest cause of biodiversity loss
per capita land consumption
46. Help improve the standard of living for residents
carbon footprint
sustainable cities can
A principal of smart growth
name examples of infrastructure
47. The breaking of a habitat into smaller - isolated pieces
biotic factor
habitat fragmentation
sustainable yield
urbanization
48. The struggle between organisms to survive as they attempt to use the same limited resource
risk
name examples of infrastructure
pollution
competition
49. The most effective way of preserving biodiversity by protecting whole ecosystems
planting of new trees help reduce climate change by
habitat preservation
resource
teratogens
50. Has the highest amount of species diversity
debt-for-nature swap
abiotic factor
insects
name a human activity that contributes the most carbon dioxide to the atmosphere