SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
AP Environmental Science
Start Test
Study First
Subjects
:
science
,
ap
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. The outermost shell of the atmosphere - between the mesosphere and outer space - where temperatures increase steadily with altitude.
global warming
carrying capacity
thermosphere
silt
2. The number of live births per 1 -000 members of the population in a year.
biosphere
greenhouse effect
assimilation
birth rate (crude birth rate)
3. The raising of fish and other aquatic species in captivity for harvest.
emigration
bituminous
transpiration
Aquaculture
4. The part of the wide lower course of a river where its current is met by the tides.
estuary
poison
greenhouse effect
watershed
5. The amount of energy that plants pass on to the community of herbivores in an ecosystem.
deep well injection
primary treatment
net Primary Productivity (NPP)
tree farms
6. The cultivation of a single crop on a farm or in a region or country; a single - homogeneous culture without diversity or dissension.
natural selection
Superfund Program
carrying capacity
monoculture
7. Being extinct or the process of becoming extinct.
R horizon
extinction
renewable resources
monoculture
8. Calculating risk - or the degree of likelihood that a person will become ill upon exposure to a toxin or pathogen.
law of conservation of matter
contour farming
prior appropriation
risk assessment
9. Bacteria or fungi that absorb nutrients from nonliving organic matter like plant material - the wastes of living organisms - and corpses. They convert these materials into inorganic forms.
respiration
decomposer
fault
extinction
10. The coarsest soil - with particles 0.05 -2.0 mm in diameter.
habitat fragmentation
sand
r-selected
hydroelectric power
11. A method of supplying irrigation water through tubes that literally drip water onto the soil at the base of each plant.
drip irrigation
nuclear fusion
preservation
birth rate (crude birth rate)
12. A stable - mature community in a successive series that has reached equilibrium after having evolved through stages and adapted to its environment.
hydroelectric power
fly ash
thermosphere
climax community
13. A process in which rows of crops are plowed across the hillside; this prevents the erosion that can occur when rows are cut up and down on a slope. ...
contour farming
passive solar energy collection
crop rotation
total fertility rate
14. The least pure coal.
lignite
dose-response curve
secondary pollutants
weather
15. Radioactive wastes that produce low levels of ionizing radiation.
population
low-level radioactive waste
barrels
physical treatmen
16. When water rights are given to those who have historically used the water in a certain area.
composting
arable
prior appropriation
parasitism
17. Using strategies to reduce the amount of risk (the degree of likelihood that a person will become ill upon exposure to a toxin or pathogen).
overgrazed
barrier island
Hadley cell
risk management
18. The point at which 50 percent of the test organisms show a negative effect from a toxin.
ED50
tailings
capture fisheries
U.S. Noise Control Act
19. The vertical movement of a mass of matter due to heating and cooling; this can happen in both the atmosphere and Earth's mantle.
by-catch
food web
primary treatment
convection
20. The result of vibrations (often due to plate movements) deep in the Earth that release energy. They often occur as two plates slide past one another at a transform boundary.
tropical storm
tertiary consumers
potential energy
earthquake
21. A system of vertical and horizontal air circulation predominating in tropical and subtropical regions and creating major weather patterns.
Coriolis effect
food chain
land degradation
Hadley cell
22. Close - prolonged associations between two or more different organisms of different species that may - but do not necessarily benefit the members.
autotroph
Headwaters
disease
symbiotic relationships
23. The practice of alternating the crops grown on a piece of land - for example - corn one year - legumes for two years - and then back to corn.
radiant energy
threshold dose
crop rotation
humus
24. A process in which cold - often nutrient-rich - waters from the ocean depths rise to the surface.
upwelling
Hadley cell
convergent boundary
indigenous species
25. Piles of gangue - which is the waste material that results from mining.
tailings
trophic level
global warming
Hadley cell
26. A specific location from which pollution is released; an example of a point source location is a factory where wood is being burned.
Southern Oscillation
greenhouse effect
demographic transition model
point source pollution
27. Non-moving sources of pollution - such as factories.
realized niche
stationary sources
primary treatment
upwelling
28. Organisms in the first stages of succession.
population density
deep well injection
barrels
pioneer species
29. Ozone that exists in the trophosphere.
tropospheric ozone
acute effect
fossil fuel
law of conservation of matter
30. The number of children a couple must have in order to replace themselves in a population.
convergent boundary
humus
secondary pollutants
replacement birth rate
31. The conversion of atmospheric nitrogen into compounds - such as ammonia - by natural agencies or various industrial processes.
industrial smog (gray smog)
nitrogen fixation
R horizon
emigration
32. The dark - crumbly - nutrient-rich material that results from the decomposition of organic material.
humus
hazardous waste
lignite
fishery
33. The process in which soil becomes saltier and saltier until - finally - the salt prevents the growth of plants. Salinization is caused by irrigation because salts brought in with the water remain in the soil as water evaporates.
salinization
tree farms
weathering
demographic transition model
34. The movement of individuals into a population.
biotic potential
long lining
crop rotation
Immigration
35. An organism that cannot synthesize its own food and is dependent on complex organic substances for nutrition.
risk management
heterotrophy
energy pyramid
heat islands
36. The degree to which a substance is biologically harmful.
Hubbert peak (peak oil)
toxicity
dose-response analysis
habitat
37. An organism that obtains organic food molecules without eating other organisms or substances derived from other organisms. autotrophs use energy from the sun or from the oxidation of inorganic substances to make organic molecules from inorganic ones.
assimilation
energy
food web
autotroph
38. A platinum - coated device that oxidizes most of the VOCs and some of the CO that would otherwise be emitted in exhaust - converting them to CO2.
sand
catalytic converter
Superfund Program
red tide
39. A tank filled with aerobic bacteria that's used to treat sewage.
erosion
ecosystem capital
green tax
sludge processor
40. Pollutants that are released directly into the lower atmosphere.
nonrenewable resources
Horizon
building-related illness
primary pollutants
41. The process of soil particles being carried away by wind or water. Erosion moves the smaller particles first and hence degrades the soil to a coarser - sandier - stonier texture.
erosion
transpiration
threshold dose
volcanoes
42. Countries that have a renewable annual water supply of about 1 -000 -2 -000 m3 per person.
water-stressed
Half-life
reservoir
bottom trawling
43. The process of fusing two nuclei.
drip irrigation
nuclear fusion
solid waste
Waste-to-Energy (WTE) program
44. Fires that typically burn only the forest's underbrush and do little damage to mature trees. Surface fires actually serve to protect the forest from more harmful fires by removing underbrush and dead materials that would burn quickly and at high temp
food web
surface fires
arable
reservoir
45. The liquid that percolates to the bottom of a landfill.
Immigration
leachate
physical (mechanical) weathering
active collection
46. The right - as to fishing or to the use of a riverbed - of one who owns riparian land (the land adjacent to a river or stream).
replacement birth rate
surface fires
riparian right
fly ash
47. Radioactive wastes that produce high levels of ionizing radiation.
ozone holes
C layer
species
high-level radioactive waste
48. Open or forested areas built at the outer edge of a city.
thermocline
greenbelt
combustion
risk management
49. The capacity to do work.
genetic drift
demographic transition model
energy
salinization
50. The total sum of a species' use of the biotic and abiotic resources in its environment.
convection
carrying capacity
niche
primary pollutants