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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. This draws people from urban areas to rural areas
open space
genetic diversity
ecology
pathogen
2. The clearing of a forest and replacing it with another land use
deforestation
habitat fragmentation
captive breeding programs
planting of new trees help reduce climate change by
3. Anything in the environment that is used by people is called a natural resource
herbivore
Species Survival Plans (SSPs) goals
resource
extinction
4. A large area heavily populated like Miami - Florida or Toledo - Ohio
name a human activity that contributes the most carbon dioxide to the atmosphere
urban area
mapping biodiversity hotspots
habitat fragmentation
5. Are carefully controlled
predator
prescribed fires
the ocean's absorption of carbon dioxide ...
prescribed burns
6. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
habitat fragment
prescribed fires
automobile
biomagnification
7. Species that are carried to a new location by people
vector
keystone species
uncentered commercial strip development
exotic species
8. Causes a cooling effect
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9. The process of cutting down only some trees in an area
risk assessment
an action that can reduce the greenhouse gas emissions caused by driving
selective cutting
name examples of land cover
10. Trees - grass - crops - wetlands - water - building and pavements
captive breeding
name examples of land cover
risk assessment
ecology
11. A nonliving part of an organism's habitat
extinction
rural area
abiotic factor
habitat preservation
12. A relationship in which one organism lives on or in a host and harms it
nitrogen fixation
insects
biodiversity
parasitism
13. 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
high levels of biodiversity
renewable sources
carnivore
emerging disease
14. An organism that breaks down wastes and dead organisms
mutualism
habitat preservation
biodiversity
decomposer
15. The organism that does the killing in a predation interaction
predator
secondary succession
fishery
wildlife corridor
16. The process of changing free nitrogen gas into a usable form
sustainable yield
nitrogen fixation
clear-cutting
prescribed burns
17. Help improve the standard of living for residents
sustainable cities can
sustainable yield
name examples of land cover
mutualism
18. The probability that a hazard will cause a harmful response
risk
high levels of biodiversity
emigration
vector
19. A species that is at risk of extinction
vector
warming temperatures
endangered species
teratogens
20. Habitat change and fragmentation
nodules
selective cutting
A principal of smart growth
biggest cause of biodiversity loss
21. The disappearance of a particular population from a given area - but not from the entire species globally
extirpation
biotic factor
renewable resource
decomposer
22. Taking in carbon dioxide from the atmosphere during photosynthesis
endangered
planting of new trees help reduce climate change by
parasitism
infants
23. The largest population that an area can support
habitat fragmentation
If Earth did not have an atmosphere
Earth's fresh water is used mostly for
carrying capacity
24. The practice of protecting the environment
factors that cause different people to respond differently to environmental hazards
conservation
competition
infants
25. An amount of a renewable resource that can be harvested regularly without reducing the future supply
Earth's fresh water is used mostly for
biodiversity
sustainable yield
overfishing
26. Transportation systems - communications systems - water services - power supplies - and schools
name examples of infrastructure
per capita land consumption
risk assessment
warming temperatures
27. Cooking oil - fuel - and medicines
renewable resource
products derived from the natural environment
warming temperatures
habitat fragmentation
28. Can result in a decrease of property damage
fire suppression
habitat fragmentation
planting of new trees help reduce climate change by
consumer
29. An environment that provides the things an organism needs to live - grow - and reproduce
pollution
biomagnification
habitat
ecosystem diversity
30. The most direct way in which biodiverstiy can provide a source of income
factors that cause different people to respond differently to environmental hazards
ecotourism
habitat
urbanization
31. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
name examples of land cover
producer
wildlife corridor
biotic factor
32. Land that is sparsely populated and has few buildings or roads
adaptation
A principal of smart growth
sustainable cities can
rural area
33. Illegal killing or removal of wildlife from their habitats
poaching
infants
endangered species
If Earth did not have an atmosphere
34. Sex - weight - and health issues
factors that cause different people to respond differently to environmental hazards
rural area
sustainable yield
pathogen
35. The loss of a natural habitat
habitat destruction
If Earth did not have an atmosphere
teratogens
Scientists determine current climate conditions by
36. 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
warming temperatures
debt-for-nature swap
ecosystem diversity
37. The breaking of a habitat into smaller - isolated pieces
adaptation
high levels of biodiversity
habitat fragmentation
ecotourism
38. The struggle between organisms to survive as they attempt to use the same limited resource
competition
vector
carnivore
infants
39. Using public transportation
high levels of biodiversity
name examples of infrastructure
an action that can reduce the greenhouse gas emissions caused by driving
captive breeding programs
40. A species that influences the survival of many others in an ecosystem
pathogen
endangered
harvested sustainability is a renewable source IF
keystone species
41. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
debt-for-nature swap
food web
captive breeding
mutualism
42. Refers to an increase in Earth's average surface temperature
high levels of biodiversity
Earth's fresh water is used mostly for
global warming
deforestation
43. A resource that is either always available or is naturally replaced in a relatively short time
conservation
biome
renewable resource
environmental science
44. A virus or bacterium (organisms) that cause infectious diseases
niche
open space
secondary succession
pathogen
45. The highest level of biodiversity
lead
biggest danger posed by global warming to people living in coastal areas
ecosystem diversity
Smokey the Bear's message
46. A form of decision-making concerned with the allocation and conservation of natural resources
prey
resource management
keystone species
secondary succession
47. Contamination of land - water - or air
environmental science
products derived from the natural environment
risk
pollution
48. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat preservation
carcinogens
ecotourism
rural area
49. Making direct measurements
habitat fragmentation
carbon footprint
consumer
Scientists determine current climate conditions by
50. A relationship between two species in which both species benefit
mutualism
planting of new trees help reduce climate change by
open space
primary succession