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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. A carnivore that feeds on the bodies of dead organisms
producer
scavenger
warming temperatures
name a human activity that contributes the most carbon dioxide to the atmosphere
2. Are carefully controlled
lead
parasitism
nonrenewable resource
prescribed burns
3. A relationship in which one organism lives on or in a host and harms it
uncentered commercial strip development
latitudinal gradient
parasitism
mapping biodiversity hotspots
4. The mating of animals in zoos or wildlife preserves
Species Survival Plans (SSPs) goals
the ocean's absorption of carbon dioxide ...
captive breeding
high levels of biodiversity
5. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
species
toxicant
Earth's fresh water is used mostly for
wildlife corridor
6. The most direct way in which biodiverstiy can provide a source of income
environmental science
insects
ecotourism
mutualism
7. A relationship between two species in which one species benefits and the other is neither helped nor harmed
commensalism
prescribed burns
primary succession
habitat
8. Chemicals that cause cancer
ecology
latitudinal gradient
carcinogens
global warming
9. A series of events in which one organism eats another and obtains energy
wildlife corridor
food chain
planting of new trees help reduce climate change by
primary succession
10. A relationship between two species in which both species benefit
high levels of biodiversity
prescribed fires
mutualism
genetic diversity
11. Soil - fresh water - wild animals - and timber
habitat
latitudinal gradient
automobile
renewable sources
12. The disappearance of a particular population from a given area - but not from the entire species globally
urbanization
captive breeding
extirpation
carrying capacity
13. Chemical hazard that was once found in paint - young children are frequently tested for this
debt-for-nature swap
lead
vector
habitat
14. The organism that does the killing in a predation interaction
predator
fire suppression
scavenger
prey
15. An area with a large population of valuable ocean organisms
fishery
open space
deforestation
abiotic factor
16. Moving into a population
Earth's fresh water is used mostly for
epidemiology
immigration
infants
17. A group of land ecosystems with similar climates and organisms
biome
vector
resource
conservation
18. An organism that breaks down wastes and dead organisms
pathogen
decomposer
toxicant
warming temperatures
19. The largest population that an area can support
risk assessment
renewable resource
resource
carrying capacity
20. Burning fossil fuels
renewable resource
name a human activity that contributes the most carbon dioxide to the atmosphere
habitat destruction
If Earth did not have an atmosphere
21. Causes a cooling effect
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22. A consumer that eats both plants and animals
deforestation
omnivore
Smokey the Bear's message
debt-for-nature swap
23. The pattern of overlapping food chains in an ecosystem
greenhouse gases
pollution
predator
food web
24. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
genetic diversity
biggest cause of biodiversity loss
toxicant
Smokey the Bear's message
25. The amount of replacement is equal to the amount harvested
high levels of biodiversity
endangered species
harvested sustainability is a renewable source IF
biotic factor
26. A species that influences the survival of many others in an ecosystem
parasitism
sustainable cities can
keystone species
species
27. 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
emerging disease
resource management
pollution
infants
28. A natural resource that is not replaced in a useful time frame
factors that cause different people to respond differently to environmental hazards
food chain
nodules
nonrenewable resource
29. The role of an organism in its habitat - or how it makes its living
niche
biological hazards
If Earth did not have an atmosphere
extinction
30. A species in danger of becoming extinct in the near future
warming temperatures
endangered
symbiosis
threatened
31. Sex - weight - and health issues
competition
factors that cause different people to respond differently to environmental hazards
planting of new trees help reduce climate change by
resource
32. Making direct measurements
Scientists determine current climate conditions by
resource
name examples of land cover
nitrogen fixation
33. Water vapor and carbon dioxide that trap heat near the earth
wildlife corridor
nonrenewable resource
sustainable yield
greenhouse gases
34. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat preservation
biomagnification
abiotic factor
environmental science
35. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
adaptation
Scientists determine current climate conditions by
fire suppression
debt-for-nature swap
36. A form of decision-making concerned with the allocation and conservation of natural resources
symbiosis
economic value of forests
A principal of smart growth
resource management
37. Building up not out
nodules
biotic factor
rural area
A principal of smart growth
38. All the members of one species in a particular area
biomagnification
population
extinction
consumer
39. The form of transportation that uses the most energy per passenger mile
latitudinal gradient
automobile
adaptation
how does sprawl increase carbon dioxide emissions
40. An example of a method for managing whole ecosystems and habitats
renewable resource
mapping biodiversity hotspots
renewable sources
sustainable yield
41. Refers to an increase in Earth's average surface temperature
species
fishery
products derived from the natural environment
global warming
42. Rising sea level
selective cutting
parasitism
epidemiology
biggest danger posed by global warming to people living in coastal areas
43. Have a greater sensitivity to environmental hazards than any other group
noise polution
immigration
infants
ecosystem diversity
44. Can result in a decrease of property damage
pollution
fire suppression
prey
competition
45. Shift of population from countryside to cities
predator
extirpation
symbiosis
urbanization
46. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
predator
insects
adaptation
warming temperatures
47. Taking in carbon dioxide from the atmosphere during photosynthesis
commensalism
planting of new trees help reduce climate change by
fire suppression
extirpation
48. Amount of land each person uses
per capita land consumption
uncentered commercial strip development
predator
carrying capacity
49. Increase the stability of an ecosystem
high levels of biodiversity
abiotic factor
biome
scavenger
50. The practice of protecting the environment
greenhouse gases
conservation
renewable sources
food chain