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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. A model that's used to predict population trends based on the birth and death rates as well as economic status of a population.
acid
demographic transition model
estuary
Horizon
2. When physically treated sewage water is passed into a settling tank - where suspended solids settle out as sludge; chemically treated polymers may be added to help the suspended solids separate and settle out.
subduction zone
El Nino
primary treatment
r-selected
3. When a species occupies a smaller niche than it would in the absence of competition.
lithosphere
parasitism
assimilation
realized niche
4. A cyclonic storm having winds ranging from approximately 48 to 121 km (30 to 75 miles) per hour.
low-level radioactive waste
tropical storm
energy
niche
5. The gaseous mass or envelope surrounding a celestial body - especially the one surrounding the Earth - which is retained by the celestial body's gravitational field.
atmosphere
loamy
sand
leachate
6. A plate boundary where two plates are moving toward each other.
convergent boundary
Hubbert peak (peak oil)
red tide
consumption
7. 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
death rate (crude death rate)
surface fires
water-scarce
physical (mechanical) weathering
8. The result of a pathogen invading a body.
heterotrophy
biotic
Infection
Headwaters
9. Organisms that consume primary consumers.
niche
hurricane (typhoon - cyclone)
fishery
secondary consumers
10. The raising of fish and other aquatic species in captivity for harvest.
chemotroph (chemoautotroph)
noise pollution
no-till
Aquaculture
11. The outermost shell of the atmosphere - between the mesosphere and outer space - where temperatures increase steadily with altitude.
thermosphere
gray smog (industrial smog)
weathering
slash-and-burn
12. Energy at rest - or stored energy.
hazardous waste
habitat fragmentation
Hadley cell
potential energy
13. An influential theory that concerns the long - term rate of conventional oil (and other fossil fuel) extraction and depletion. It predicts that future world oil production will soon reach a peak and then rapidly decline.
active collection
trade winds
peak oil (Hubbert peak)
slash-and-burn
14. A plate boundary at which plates are moving away from each other. This causes an upwelling of magma from the mantle to cool and form new crust.
silviculture
divergent boundary
earthquake
estuary
15. The process of fusing two nuclei.
sick building syndrome
nuclear fusion
risk management
Hubbert peak (peak oil)
16. States that matter can neither be created nor destroyed.
law of conservation of matter
wetlands
bioaccumulation
potential energy
17. The number of individuals of a population that inhabit a certain unit of land or water area.
mineral deposit
intercropping (also called strip cropping)
population density
agroforestry
18. A high-speed - meandering wind current - generally moving from a westerly direction at speeds often exceeding 400 km (250 miles) per hour at altitudes of 15 to 25 km (10 to 15 miles).
transform boundary
tropical storm
food web
jet stream
19. Radioactive wastes that produce low levels of ionizing radiation.
producer
dose-response curve
low-level radioactive waste
A layer
20. A layer of soil.
inner core
trophic level
point source pollution
Horizon
21. The part of the wide lower course of a river where its current is met by the tides.
estuary
by-catch
stationary sources
driftnets
22. The amount of sugar that the plants produce in photosynthesis and subtracting from it the amount of energy the plants need for growth maintenance - repair - and reproduction.
anthracite
fault
Superfund Program
Gross Primary Productivity
23. When the size of an organism's natural habitat is reduced - or when development occurs that isolates a habitat.
habitat fragmentation
carrying capacity
silviculture
tree farms
24. When mature trees are cut over a period of time (usually10 -20 years); this leaves mature trees - which can reseed the forest - in place.
reservoir
selective cutting
shelter-wood cutting
chemotroph (chemoautotroph)
25. Being extinct or the process of becoming extinct.
extinction
potential energy
age-structure pyramids
physical treatmen
26. 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.
autotroph
primary succession
low-level radioactive waste
biotic potential
27. The atmospheric pressure conditions corresponding to the periodic warming of El Nino and cooling of La Nina.
Southern Oscillation
photosynthesis
heterotrophy
Coriolis effect
28. The observed effect of the Coriolis force - especially the deflection of an object moving above the Earth - rightward in the Northern Hemisphere - and leftward in the Southern Hemisphere.
primary succession
Coriolis effect
photochemical smog
pathogens
29. When soil becomes water-logged and then dries out - and salt forms a layer on its surface.
closed-loop recycling
nuclear fusion
fly ash
land degradation
30. The edges of tectonic plates.
mineral deposit
preservation
solid waste
plate boundaries
31. This category includes organisms that consume producers (plants and algae).
r-selected
genetic drift
primary consumers
realized niche
32. Devices containing alkaline substances that precipitate out much of the sulfur dioxide from industrial plants.
high-level radioactive waste
demographic transition model
weather
scrubbers
33. A soil horizon; B receives the minerals and organic materials that are leached out of the A horizon.
B layer
selective cutting
preservation
fission
34. The conversion of atmospheric nitrogen into compounds - such as ammonia - by natural agencies or various industrial processes.
water-stressed
nitrogen fixation
Gross Primary Productivity
emigration
35. 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.
strip mining
decomposer
surface fires
prior appropriation
36. The outer part of the Earth - consisting of the crust and upper mantle - approximately 100 km (62 miles) thick.
lithosphere
replacement birth rate
loamy
bottom trawling
37. The dosage level of a toxin at which a negative effect occurs.
natural selection
realized niche
energy
threshold dose
38. The effect caused by a short exposure to a high level of toxin.
reservoir
delta
acute effect
tree farms
39. 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
subbituminous
biological weathering
wastewater
40. Gave the EPA power to set emission standards for major sources of noise - including transportation - machinery - and construction.
riparian right
energy pyramid
U.S. Noise Control Act
passive solar energy collection
41. Also known as transform faults - boundaries at which plates are moving past each other - sideways.
fly ash
Headwaters
transform boundary
sludge processor
42. The process by which the concentration of toxic substances increases in each successive link in the food chain.
tertiary consumers
biomagnifications
greenhouse effect
El Nino
43. When populations are well below the size dictated by the carrying capacity of the region they live in - they will grow exponentially - but as they approach the carrying capacity - their growth rate will decrease and the size of the population will ev
petroleum
logistic population growth
total fertility rate
bioaccumulation
44. Organisms that derive energy from consuming nonliving organic matter.
trade winds
assimilation
shelter-wood cutting
detritivore
45. The thinning of the ozone layer over Antarctica (and to some extent - over the Arctic).
dose-response curve
ozone holes
poison
radiant energy
46. An organism that is capable of converting radiant energy or chemical energy into carbohydrates.
chemical weathering
producer
niche
estuary
47. The fraction of solar energy that is reflected back into space.
logistic population growth
decomposer
earthquake
albedo
48. The removal of all of the trees in an area.
petroleum
physical treatmen
Half-life
clear-cutting
49. Land that's fit to be cultivated.
wind farm
arable
fishery
net Primary Productivity (NPP)
50. The point at which 50 percent of the test organisms die from a toxin.
LD50
high-level radioactive waste
bottom trawling
albedo