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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. An environment that provides the things an organism needs to live - grow - and reproduce
renewable resource
habitat
food web
carbon footprint
2. An organism that obtains energy by feeding on the other organisms
planting of new trees help reduce climate change by
consumer
herbivore
urban area
3. Shift of population from countryside to cities
urbanization
biotic factor
products derived from the natural environment
species
4. The role of an organism in its habitat - or how it makes its living
niche
population
keystone species
Smokey the Bear's message
5. Organism that carries pathogens
vector
habitat fragment
name examples of infrastructure
high levels of biodiversity
6. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
carrying capacity
Scientists determine current climate conditions by
warming temperatures
genetic diversity
7. Water vapor and carbon dioxide that trap heat near the earth
Earth's fresh water is used mostly for
mapping biodiversity hotspots
greenhouse gases
food chain
8. The most effective way of preserving biodiversity by protecting whole ecosystems
lead
habitat preservation
urban area
nitrogen fixation
9. Concentrations of toxicants can be greatly multiplied with each step up the food chain
how does sprawl increase carbon dioxide emissions
biomagnification
habitat fragmentation
noise polution
10. A species that influences the survival of many others in an ecosystem
pollution
keystone species
food web
biodiversity
11. All the members of one species in a particular area
primary succession
species diversity
carbon footprint
population
12. The process of changing free nitrogen gas into a usable form
carbon footprint
mapping biodiversity hotspots
nitrogen fixation
omnivore
13. An organism that breaks down wastes and dead organisms
warming temperatures
emigration
decomposer
give an example of a social hazard that cannot be easily controlled
14. Chemicals that cause cancer
prescribed fires
extirpation
carcinogens
name a human activity that contributes the most carbon dioxide to the atmosphere
15. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
pathogen
producer
habitat fragment
clear-cutting
16. A virus or bacterium (organisms) that cause infectious diseases
pathogen
per capita land consumption
abiotic factor
mutualism
17. Cooking oil - fuel - and medicines
planting of new trees help reduce climate change by
food web
products derived from the natural environment
extirpation
18. Are carefully controlled
name examples of land cover
renewable sources
name a human activity that contributes the most carbon dioxide to the atmosphere
prescribed burns
19. Trees - grass - crops - wetlands - water - building and pavements
habitat
name examples of land cover
threatened
nodules
20. Contamination of land - water - or air
rural area
biome
pollution
abiotic factor
21. Businesses are arranged in a long row along a roadway - with no main community
competition
uncentered commercial strip development
extirpation
If Earth did not have an atmosphere
22. The pattern of overlapping food chains in an ecosystem
food web
competition
captive breeding
epidemiology
23. A natural pattern in which species diversity generally increases toward the equator
producer
Earth's fresh water is used mostly for
latitudinal gradient
ecotourism
24. The amount of replacement is equal to the amount harvested
symbiosis
name examples of infrastructure
harvested sustainability is a renewable source IF
A principal of smart growth
25. The largest population that an area can support
biotic factor
urban area
urbanization
carrying capacity
26. An organism that is killed and eaten by another organism
prey
carrying capacity
genetic diversity
how does sprawl increase carbon dioxide emissions
27. Has the highest amount of species diversity
teratogens
urbanization
insects
harvested sustainability is a renewable source IF
28. The study of how living things interact with each other and their environment
epidemiology
ecology
clear-cutting
automobile
29. The process of cutting down all the trees in an area at once
carbon footprint
clear-cutting
A principal of smart growth
endangered
30. The form of transportation that uses the most energy per passenger mile
Species Survival Plans (SSPs) goals
greenhouse gases
high levels of biodiversity
automobile
31. The amount of carbon dioxide emissions for which an individual or group is responsible
the ocean's absorption of carbon dioxide ...
give an example of a social hazard that cannot be easily controlled
deforestation
carbon footprint
32. Transportation systems - communications systems - water services - power supplies - and schools
nodules
selective cutting
sustainable yield
name examples of infrastructure
33. Making direct measurements
decomposer
habitat fragment
Scientists determine current climate conditions by
biodiversity
34. The most direct way in which biodiverstiy can provide a source of income
species
ecotourism
consumer
urban area
35. A large area heavily populated like Miami - Florida or Toledo - Ohio
predator
urban area
commensalism
species diversity
36. A species that could become endangered in the near future
pathogen
Smokey the Bear's message
food chain
threatened
37. A species in danger of becoming extinct in the near future
immigration
carnivore
mutualism
endangered
38. Land that is sparsely populated and has few buildings or roads
rural area
clear-cutting
planting of new trees help reduce climate change by
pathogen
39. Amount of land each person uses
open space
adaptation
per capita land consumption
niche
40. The organism that does the killing in a predation interaction
endangered
predator
prescribed burns
If Earth did not have an atmosphere
41. A group of land ecosystems with similar climates and organisms
food chain
biome
primary succession
carnivore
42. A consumer that eats both plants and animals
resource management
Earth's fresh water is used mostly for
omnivore
If Earth did not have an atmosphere
43. Habitat change and fragmentation
producer
biggest cause of biodiversity loss
pathogen
ecology
44. Deals with biological hazards
epidemiology
urban area
sustainable cities can
environmental science
45. An amount of a renewable resource that can be harvested regularly without reducing the future supply
debt-for-nature swap
sustainable yield
mutualism
captive breeding programs
46. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
niche
population
warming temperatures
endangered species
47. A resource that is either always available or is naturally replaced in a relatively short time
renewable resource
vector
predator
mapping biodiversity hotspots
48. An organism that can make its own food
sustainable yield
ecotourism
producer
food chain
49. Anything in the environment that is used by people is called a natural resource
resource
name a human activity that contributes the most carbon dioxide to the atmosphere
infants
niche
50. Sex - weight - and health issues
greenhouse gases
competition
factors that cause different people to respond differently to environmental hazards
endangered