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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. When the size of an organism's natural habitat is reduced - or when development occurs that isolates a habitat.
Headwaters
respiration
prior appropriation
habitat fragmentation
2. The act or process of transpiring - or releasing water vapor - especially through the stomata of plant tissue or the pores of the skin.
malnutrition
transpiration
Waste-to-Energy (WTE) program
rain shadow
3. An organism that is capable of converting radiant energy or chemical energy into carbohydrates.
water-scarce
traditional subsistence agriculture
producer
driftnets
4. A stable - mature community in a successive series that has reached equilibrium after having evolved through stages and adapted to its environment.
fossil fuel
respiration
sludge
climax community
5. Urban areas that heat up more quickly and retain heat more than do nonurban areas.
heat islands
mantle
Headwaters
ozone holes
6. Species that originate and live - or occur naturally - in an area or environment.
fault
symbiotic relationships
photosynthesis
indigenous species
7. 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
logistic population growth
evolution
mineral deposit
consumption
8. Power generated using water.
hydroelectric power
erosion
contour farming
potential energy
9. The molten core of the Earth.
energy
trophic level
photosynthesis
inner core
10. The result of graphing a dose-response analysis.
point source pollution
dose-response curve
overgrazed
bituminous
11. The uppermost horizon of soil. It is primarily made up of organic material - including waste from organisms - the bodies of decomposing organisms - and live organisms.
O layer
extinction
habitat fragmentation
hurricane (typhoon - cyclone)
12. A specific location from which pollution is released; an example of a point source location is a factory where wood is being burned.
point source pollution
sludge processor
primary treatment
underground mining
13. The degree to which a substance is biologically harmful.
drip irrigation
niche
decomposer
toxicity
14. Calculating risk - or the degree of likelihood that a person will become ill upon exposure to a toxin or pathogen.
thermosphere
risk assessment
Uneven-aged management
niche
15. Any noise that causes stress or has the potential to damage human health.
A layer
trade winds
noise pollution
primary consumers
16. A region of the ocean near the equator - characterized by calms - light winds - or squalls.
chronic effect
doldrums
trade winds
convection
17. Nets that are dragged through the water and indiscriminately catch everything in their path.
poison
humus
crop rotation
driftnets
18. Living or derived from living things.
biotic
upwelling
leachate
biomagnifications
19. Radioactive wastes that produce low levels of ionizing radiation.
fly ash
global warming
Immigration
low-level radioactive waste
20. A layer of soil.
asthenosphere
toxin
Horizon
A layer
21. An underground layer of porous rock - sand - or other material that allows the movement of water between layers of nonporous rock or clay. Aquifers are frequently tapped for wells.
aquifer
tropospheric ozone
indigenous species
niche
22. Pollution that does not have a specific point of release - open -loop recycling -when materials are reused to form new products.
strip mining
non-point source pollution
Green Revolution
watershed
23. Organisms in the first stages of succession.
pioneer species
sludge processor
erosion
biological weathering
24. The movement of individuals out of a population.
barrier island
emigration
realized niche
birth rate (crude birth rate)
25. The process in which plants absorb ammonium (NH3) - ammonia ions (NH4+) - and nitrate ions (NO3) through their roots.
volcanoes
global warming
assimilation
weathering
26. Radioactive wastes that produce high levels of ionizing radiation.
evolution
secondary consumers
high-level radioactive waste
tropical storm
27. When trees and crops are planted together - creating a mutualistic symbiotic relationship between them.
acid precipitation
by-catch
dose-response analysis
agroforestry
28. The number of live births per 1 -000 members of the population in a year.
toxicity
climax community
birth rate (crude birth rate)
barrels
29. The development and introduction of new varieties of (mainly) wheat and rice that has increased yields per acre dramatically in countries since the 1960s.
humus
subduction zone
delta
Green Revolution
30. Organisms that are capable of interbreeding with one another and incapable of breeding with other species.
second growth forests
fishery
salinization
species
31. The part of the Earth and its atmosphere in which living organisms exist or that is capable of supporting life.
heat islands
subbituminous
non-point source pollution
biosphere
32. The gradual breakdown of rock into smaller and smaller particles - caused by natural chemical - physical - and biological factors.
chronic effect
sand
bituminous
weathering
33. Any weathering that's caused by the activities of living organisms.
logistic population growth
coral reef
competitive exclusion
biological weathering
34. Formed from populations of different species occupying the same geographic area.
second growth forests
community
asthenosphere
poison
35. A plate boundary where two plates are moving toward each other.
jet stream
agroforestry
convergent boundary
evolution
36. A complex of interrelated food chains in an ecological community.
convection
indigenous species
food web
arable
37. The removal of select trees in an area; this leaves the majority of the habitat in place and has less of an impact on the ecosystem.
strip mining
inner core
risk management
selective cutting
38. Soil with particles 0.002 -0.05 mm in diameter.
surface fires
kinetic energy
extinction
silt
39. The rocks and Earth that is removed when mining for a commercially valuable mineral resource.
overburden
toxicity
bituminous
symbiotic relationships
40. An organism such as a bacterium or protozoan - that obtains its nourishment through the oxidation of inorganic chemical compounds - as opposed to photosynthesis.
nonrenewable resources
decomposer
chemotroph (chemoautotroph)
realized niche
41. A tank filled with aerobic bacteria that's used to treat sewage.
omnivores
atmosphere
poison
sludge processor
42. The process of fusing two nuclei.
biotic potential
nuclear fusion
Coriolis effect
long lining
43. The random fluctuations in the frequency of the appearance of a gene in a small isolated population - presumably owing to chance - rather than natural selection.
inner core
genetic drift
Horizon
upwelling
44. The more or less constant winds blowing in horizontal directions over the Earth's surface - as part of Hadley cells.
trade winds
realized niche
noise pollution
death rate (crude death rate)
45. 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.
ED50
overburden
LD50
dose-response analysis
46. The edges of tectonic plates.
stationary sources
birth rate (crude birth rate)
plate boundaries
photochemical smog
47. A waste product produced by the burning of coal.
fly ash
respiration
realized niche
asthenosphere
48. Any substance than is inhaled - ingested - or absorbed at dosages sufficient to damage a living organism.
toxin
risk management
niche
driftnets
49. The region draining into river system or other body of water.
parasitism
age-structure pyramids
watershed
omnivores
50. When ecological succession begins in a virtually lifeless area - such as the area behind a moving glacier.
long lining
primary succession
riparian right
non-point source pollution