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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. 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
photosynthesis
k-selected
surface fires
primary pollutants
2. When the signs and symptoms of an illness can be attributed to a specific infectious organism that resides in the building.
intercropping (also called strip cropping)
decomposer
building-related illness
clay
3. Any substance that has an LD50 - of 50 mg or less per kg of body weight.
monoculture
poison
bioaccumulation
coral reef
4. Land that's fit to be cultivated.
predation
Hubbert peak (peak oil)
arable
detritivore
5. The layer of the Earth between the crust and the core.
asthenosphere
natural selection
mantle
assimilation
6. A tank filled with aerobic bacteria that's used to treat sewage.
sludge processor
sludge
k-selected
fault
7. 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.
parasitism
food web
decomposer
autotroph
8. The outermost shell of the atmosphere - between the mesosphere and outer space - where temperatures increase steadily with altitude.
Immigration
ecological succession
thermosphere
nitrification
9. The structure obtained if we organize the amount of energy contained in producers and consumers in an ecosystem by kilocalories per square meter - from largest to smallest.
jet stream
pioneer species
energy pyramid
age-structure pyramids
10. 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.
fly ash
Coriolis effect
mutualism
riparian right
11. A group of modern windmills.
nitrification
wind farm
physical treatmen
preservation
12. The removal of trees for agricultural purposes or purposes of exportation.
deforestation
composting
acid
carrying capacity
13. Any substance than is inhaled - ingested - or absorbed at dosages sufficient to damage a living organism.
toxin
slash-and-burn
doldrums
tropospheric ozone
14. Soil composed of a mixture of sand - clay - silt - and organic matter.
weathering
loamy
aquifer
low-level radioactive waste
15. Urban areas that heat up more quickly and retain heat more than do nonurban areas.
water-scarce
hazardous waste
chronic effect
heat islands
16. A process in which an organism is exposed to a toxin at different concentrations - and the dosage that causes the death of the organism is recorded.
alkaline
predation
secondary consumers
dose-response analysis
17. A nuclear reaction in which an atomic nucleus - especially a heavy nucleus such as an isotope of uranium - splits into fragments - usually two fragments of comparable mass - releasing from 100 million to several hundred million electron volts of ener
logistic population growth
fission
kinetic energy
community
18. Radioactive wastes that produce high levels of ionizing radiation.
Superfund Program
Horizon
transpiration
high-level radioactive waste
19. 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
predation
physical (mechanical) weathering
logistic population growth
risk management
20. The raising of fish and other aquatic species in captivity for harvest.
Aquaculture
passive solar energy collection
arable
Waste-to-Energy (WTE) program
21. The biological treatment of wastewater in order to continue to remove biodegradable waste.
transform boundary
secondary treatment
doldrums
consumption
22. The process in which animals (and plants!) breathe and give off carbon dioxide from cellular metabolism.
catalytic converter
abiotic
Infection
respiration
23. The development and introduction of new varieties of (mainly) wheat and rice that has increased yields per acre dramatically in countries since the 1960s.
old growth forest
noise pollution
Green Revolution
producer
24. The conversion of atmospheric nitrogen into compounds - such as ammonia - by natural agencies or various industrial processes.
slash-and-burn
earthquake
land degradation
nitrogen fixation
25. The amount of time it takes for half of a radioactive sample to disappear.
weathering
natural resources
subduction zone
Half-life
26. The cleanest-burning coal; almost pure carbon.
anthracite
old growth forest
building-related illness
market permits
27. Each of the feeding levels in a food chain.
long lining
deforestation
crop rotation
trophic level
28. The point at which 50 percent of the test organisms show a negative effect from a toxin.
net Primary Productivity (NPP)
ED50
denitrification
invasive species
29. Pertaining to factors or things that are separate and independent from living things; nonliving.
indigenous species
tree farms
abiotic
loamy
30. A soil horizon; B receives the minerals and organic materials that are leached out of the A horizon.
nonrenewable resources
biotic
Half-life
B layer
31. In a sewage treatment plant - the initial filtration that is done to remove debris such as stones - sticks - rags - toys - and other objects that were flushed down the toilet.
physical treatmen
salinization
Uneven-aged management
capture fisheries
32. The A layer of soil is often referred to as topsoil and is most important for plant growth.
Southern Oscillation
point source pollution
ecosystem capital
topsoil
33. Says that energy can neither be created nor destroyed; it can only be transferred and transformed.
birth rate (crude birth rate)
secondary pollutants
emigration
First Law of Thermodynamics
34. Smog resulting from emissions from industry and other sources of gases produced by the burning of fossil fuels.
divergent boundary
industrial smog (gray smog)
pathogens
evaporation
35. Any weathering that's caused by the activities of living organisms.
tailings
dose-response analysis
preservation
biological weathering
36. Calculating risk - or the degree of likelihood that a person will become ill upon exposure to a toxin or pathogen.
risk assessment
albedo
pathogens
intercropping (also called strip cropping)
37. Sunlight.
convection currents
shelter-wood cutting
radiant energy
composting
38. Is the practice of planting bands of different crops across a hillside.
intercropping (also called strip cropping)
loamy
Green Revolution
carrying capacity
39. The removal of all of the trees in an area.
physical treatmen
hydroelectric power
clear-cutting
denitrification
40. When soil becomes water-logged and then dries out - and salt forms a layer on its surface.
food web
solid waste
genetic drift
land degradation
41. A system of vertical and horizontal air circulation predominating in tropical and subtropical regions and creating major weather patterns.
law of conservation of matter
Hadley cell
age-structure pyramids
erosion
42. A program funded by the federal government and a trust that's funded by taxes on chemicals; identifies pollutants and cleans up hazardous waste sites.
Coriolis effect
fishery
photovoltaic cell (PV cell)
Superfund Program
43. The atmospheric pressure conditions corresponding to the periodic warming of El Nino and cooling of La Nina.
land degradation
Southern Oscillation
A layer
realized niche
44. The dark - crumbly - nutrient-rich material that results from the decomposition of organic material.
peak oil (Hubbert peak)
hydroelectric power
humus
primary pollutants
45. The process by which - according to Darwin's theory of evolution - only the organisms best adapted to their environment tend to survive and transmit their genetic characteristics in increasing numbers to succeeding generations - while those less adap
symbiotic relationships
natural selection
bottom trawling
passive solar energy collection
46. The rocks and Earth that is removed when mining for a commercially valuable mineral resource.
active collection
symbiotic relationships
no-till
overburden
47. A soil horizon - horizon C is made up of larger pieces of rock that have not undergone much weathering.
C layer
catalytic converter
total fertility rate
kinetic energy
48. Organisms that are capable of interbreeding with one another and incapable of breeding with other species.
carrying capacity
driftnets
primary consumers
species
49. A stable - mature community in a successive series that has reached equilibrium after having evolved through stages and adapted to its environment.
plate boundaries
overgrazed
consumer
climax community
50. Any other species of fish - mammals - or birds that are caught that are not the target organism.
by-catch
omnivores
Gross Primary Productivity
pathogens