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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. Sex - weight - and health issues
producer
food web
extinction
factors that cause different people to respond differently to environmental hazards
2. Pollution from a factory near your school
extinction
give an example of a social hazard that cannot be easily controlled
harvested sustainability is a renewable source IF
endangered
3. Using public transportation
give an example of a social hazard that cannot be easily controlled
risk assessment
an action that can reduce the greenhouse gas emissions caused by driving
carbon footprint
4. A relationship between two species in which both species benefit
mutualism
pathogen
carrying capacity
biodiversity
5. A relationship in which one organism lives on or in a host and harms it
the ocean's absorption of carbon dioxide ...
deforestation
parasitism
ecology
6. Transportation systems - communications systems - water services - power supplies - and schools
vector
population
lead
name examples of infrastructure
7. When fish are caught faster than they can breed - causing the populatio to decrease
infants
fire suppression
high levels of biodiversity
overfishing
8. The pattern of overlapping food chains in an ecosystem
infants
lead
food web
extinction
9. Moving into a population
immigration
nonrenewable resource
nitrogen fixation
Smokey the Bear's message
10. Businesses are arranged in a long row along a roadway - with no main community
endangered species
resource
uncentered commercial strip development
immigration
11. Can result in a decrease of property damage
prescribed fires
per capita land consumption
fire suppression
herbivore
12. An organism that can make its own food
clear-cutting
Scientists determine current climate conditions by
extinction
producer
13. A resource that is either always available or is naturally replaced in a relatively short time
scavenger
renewable resource
high levels of biodiversity
latitudinal gradient
14. Help improve the standard of living for residents
prescribed burns
sustainable cities can
biomagnification
nodules
15. A carnivore that feeds on the bodies of dead organisms
renewable resource
Earth's fresh water is used mostly for
scavenger
habitat fragment
16. Burning fossil fuels
competition
open space
poaching
name a human activity that contributes the most carbon dioxide to the atmosphere
17. Causes a cooling effect
18. All the members of one species in a particular area
predator
keystone species
population
producer
19. The disappearance of a particular population from a given area - but not from the entire species globally
endangered species
extirpation
A principal of smart growth
nodules
20. The number of different species in an area
automobile
biodiversity
nodules
biological hazards
21. The clearing of a forest and replacing it with another land use
warming temperatures
emigration
deforestation
overfishing
22. A large area heavily populated like Miami - Florida or Toledo - Ohio
keystone species
urban area
herbivore
deforestation
23. A species that influences the survival of many others in an ecosystem
automobile
population
factors that cause different people to respond differently to environmental hazards
keystone species
24. Contamination of land - water - or air
genetic diversity
pollution
debt-for-nature swap
nodules
25. Species that are carried to a new location by people
exotic species
debt-for-nature swap
global warming
teratogens
26. An organism that breaks down wastes and dead organisms
keystone species
the ocean's absorption of carbon dioxide ...
prescribed fires
decomposer
27. Leaving a population
warming temperatures
emigration
biotic factor
omnivore
28. The process of cutting down all the trees in an area at once
clear-cutting
give an example of a social hazard that cannot be easily controlled
emerging disease
teratogens
29. A group of land ecosystems with similar climates and organisms
biome
environmental science
carbon footprint
primary succession
30. The organism that does the killing in a predation interaction
renewable sources
economic value of forests
predator
extirpation
31. A relationship between two species in which one species benefits and the other is neither helped nor harmed
prey
commensalism
habitat destruction
extinction
32. Fires that are set by humans
resource management
vector
decomposer
prescribed fires
33. Chemical hazard that was once found in paint - young children are frequently tested for this
lead
genetic diversity
mutualism
toxicant
34. A natural pattern in which species diversity generally increases toward the equator
conservation
latitudinal gradient
open space
ecosystem diversity
35. A species that could become endangered in the near future
decomposer
threatened
niche
habitat destruction
36. Amount of land each person uses
per capita land consumption
nodules
mapping biodiversity hotspots
nonrenewable resource
37. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
conservation
Scientists determine current climate conditions by
genetic diversity
biotic factor
38. A species in danger of becoming extinct in the near future
how does sprawl increase carbon dioxide emissions
ecosystem diversity
endangered
debt-for-nature swap
39. Resulted in suppression of all forest fires
40. Any substance that poses a chemical hazard
threatened
toxicant
biome
symbiosis
41. Organism that carries pathogens
habitat destruction
decomposer
food chain
vector
42. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
fishery
debt-for-nature swap
captive breeding programs
herbivore
43. A nonliving part of an organism's habitat
species
risk assessment
competition
abiotic factor
44. The form of transportation that uses the most energy per passenger mile
nitrogen fixation
automobile
biotic factor
scavenger
45. Trees - grass - crops - wetlands - water - building and pavements
ecology
food web
scavenger
name examples of land cover
46. Chemicals that cause cancer
species diversity
conservation
habitat preservation
carcinogens
47. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
fire suppression
name examples of land cover
risk assessment
warming temperatures
48. An area with a large population of valuable ocean organisms
mapping biodiversity hotspots
emerging disease
fishery
urban area
49. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
greenhouse gases
carnivore
species
secondary succession
50. One way zoos and aquariums help increase wildlife populations
debt-for-nature swap
Smokey the Bear's message
captive breeding programs
resource management