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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. Has the highest amount of species diversity
primary succession
selective cutting
insects
wildlife corridor
2. A species in danger of becoming extinct in the near future
name examples of land cover
sustainable yield
fishery
endangered
3. The struggle between organisms to survive as they attempt to use the same limited resource
latitudinal gradient
mutualism
competition
prescribed burns
4. A species that influences the survival of many others in an ecosystem
per capita land consumption
automobile
keystone species
planting of new trees help reduce climate change by
5. Pollution from a factory near your school
give an example of a social hazard that cannot be easily controlled
lead
habitat preservation
the ocean's absorption of carbon dioxide ...
6. The practice of protecting the environment
conservation
primary succession
biological hazards
niche
7. Increase the stability of an ecosystem
species
carnivore
an action that can reduce the greenhouse gas emissions caused by driving
high levels of biodiversity
8. Species that are carried to a new location by people
habitat
exotic species
endangered
pathogen
9. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
selective cutting
genetic diversity
an action that can reduce the greenhouse gas emissions caused by driving
food chain
10. Chemicals that causes harm to embryos and fetuses
teratogens
habitat
wildlife corridor
predator
11. Businesses are arranged in a long row along a roadway - with no main community
per capita land consumption
uncentered commercial strip development
scavenger
greenhouse gases
12. A living part of an organism's habitat
keystone species
name examples of land cover
renewable sources
biotic factor
13. A series of events in which one organism eats another and obtains energy
Earth's fresh water is used mostly for
population
food chain
name a human activity that contributes the most carbon dioxide to the atmosphere
14. The largest population that an area can support
carrying capacity
Scientists determine current climate conditions by
habitat
infants
15. A species that could become endangered in the near future
automobile
omnivore
environmental science
threatened
16. An organism that breaks down wastes and dead organisms
decomposer
prey
mapping biodiversity hotspots
open space
17. Any substance that poses a chemical hazard
toxicant
biotic factor
overfishing
herbivore
18. The most direct way in which biodiverstiy can provide a source of income
ecotourism
mutualism
ecosystem diversity
carrying capacity
19. Bumps on the roots of certain plants
sustainable yield
Earth's fresh water is used mostly for
habitat fragment
nodules
20. The highest level of biodiversity
biological hazards
ecosystem diversity
resource
carnivore
21. An organism that obtains energy by feeding on the other organisms
nonrenewable resource
consumer
species
If Earth did not have an atmosphere
22. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
endangered species
food web
debt-for-nature swap
exotic species
23. The process of cutting down all the trees in an area at once
greenhouse gases
Earth's fresh water is used mostly for
threatened
clear-cutting
24. A virus or bacterium (organisms) that cause infectious diseases
risk assessment
prey
pathogen
emigration
25. A carnivore that feeds on the bodies of dead organisms
prescribed burns
habitat preservation
scavenger
extirpation
26. Refers to an increase in Earth's average surface temperature
threatened
extirpation
captive breeding
global warming
27. An organism that is killed and eaten by another organism
nitrogen fixation
prey
habitat preservation
Earth's fresh water is used mostly for
28. Are carefully controlled
prescribed burns
species diversity
planting of new trees help reduce climate change by
how does sprawl increase carbon dioxide emissions
29. The number of different species in an area
prescribed burns
biodiversity
species diversity
niche
30. Using public transportation
an action that can reduce the greenhouse gas emissions caused by driving
mapping biodiversity hotspots
how does sprawl increase carbon dioxide emissions
rural area
31. Making direct measurements
habitat preservation
biggest danger posed by global warming to people living in coastal areas
Scientists determine current climate conditions by
omnivore
32. A group of land ecosystems with similar climates and organisms
biome
abiotic factor
species
carbon footprint
33. Cooking oil - fuel - and medicines
products derived from the natural environment
risk assessment
fishery
wildlife corridor
34. Watering crops
35. A natural pattern in which species diversity generally increases toward the equator
wildlife corridor
latitudinal gradient
species diversity
prescribed burns
36. Deals with biological hazards
factors that cause different people to respond differently to environmental hazards
resource
warming temperatures
epidemiology
37. Leaving a population
urbanization
carrying capacity
emigration
harvested sustainability is a renewable source IF
38. Building up not out
per capita land consumption
debt-for-nature swap
A principal of smart growth
predator
39. The most effective way of preserving biodiversity by protecting whole ecosystems
habitat preservation
endangered
omnivore
vector
40. 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
clear-cutting
If Earth did not have an atmosphere
emerging disease
habitat fragment
41. Sex - weight - and health issues
how does sprawl increase carbon dioxide emissions
factors that cause different people to respond differently to environmental hazards
an action that can reduce the greenhouse gas emissions caused by driving
selective cutting
42. Soil - fresh water - wild animals - and timber
economic value of forests
emerging disease
renewable sources
parasitism
43. Taking in carbon dioxide from the atmosphere during photosynthesis
planting of new trees help reduce climate change by
teratogens
products derived from the natural environment
herbivore
44. The mating of animals in zoos or wildlife preserves
decomposer
resource
population
captive breeding
45. Resulted in suppression of all forest fires
46. The disappearance of a particular population from a given area - but not from the entire species globally
extirpation
selective cutting
emigration
latitudinal gradient
47. Chemical hazard that was once found in paint - young children are frequently tested for this
teratogens
carrying capacity
lead
niche
48. An amount of a renewable resource that can be harvested regularly without reducing the future supply
epidemiology
biomagnification
name a human activity that contributes the most carbon dioxide to the atmosphere
sustainable yield
49. The clearing of a forest and replacing it with another land use
insects
Earth's fresh water is used mostly for
deforestation
threatened
50. Shift of population from countryside to cities
urbanization
emerging disease
abiotic factor
scavenger