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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. An organism that cannot synthesize its own food and is dependent on complex organic substances for nutrition.
loamy
photosynthesis
prior appropriation
heterotrophy
2. Is equal to the number of deaths per 1 -000 members of the population in a year.
realized niche
prior appropriation
active collection
death rate (crude death rate)
3. Countries that have a renewable annual water supply of about 1 -000 -2 -000 m3 per person.
divergent boundary
Gross Primary Productivity
pioneer species
water-stressed
4. A severe tropical cyclone originating in the equatorial regions of the Atlantic Ocean or Caribbean Sea or eastern regions of the Pacific Ocean - traveling north - northwest - or northeast from its point of origin - and usually involving heavy rains.
erosion
sand
primary pollutants
hurricane (typhoon - cyclone)
5. Non-moving sources of pollution - such as factories.
deforestation
photochemical smog
water-stressed
stationary sources
6. A lowland area - such as a marsh or swamp - that is saturated with moisture - especially when regarded as the natural habitat of wildlife.
wetlands
decomposer
topsoil
subbituminous
7. The process that occurs when two different species in a region compete and the better adapted species wins.
land degradation
secondary consumers
fossil fuel
competitive exclusion
8. The removal of all of the trees in an area.
food web
indigenous species
clear-cutting
bituminous
9. When one species feeds on another.
predation
natural resources
net Primary Productivity (NPP)
La Nina
10. A process that allows the organic material in solid waste to be decomposed and reintroduced into the soil - often as fertilizer.
respiration
tropospheric ozone
land degradation
composting
11. Organisms that derive energy from consuming nonliving organic matter.
heterotrophy
overgrazed
transform boundary
detritivore
12. Soil composed of a mixture of sand - clay - silt - and organic matter.
risk assessment
evolution
loamy
habitat fragmentation
13. Change in the genetic composition of a population during successive generations as a result of natural selection acting on the genetic variation among individuals and resulting in the development of new species.
pioneer species
Superfund Program
species
evolution
14. 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
LD50
inner core
clay
15. The gradual breakdown of rock into smaller and smaller particles - caused by natural chemical - physical - and biological factors.
weathering
R horizon
gray smog (industrial smog)
green tax
16. The finest soil - made up of particles that are less than 0.002 mm in diameter.
clay
traditional subsistence agriculture
consumer
La Nina
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).
risk management
edge effect
mantle
symbiotic relationships
18. A fiscal policy that lowers taxes on income - including wages and profit - and raises taxes on consumption - particularly the unsustainable consumption of non-renewable resources.
natural resources
green tax
secondary consumers
evaporation
19. The accumulation of a substance - such as a toxic chemical - in various tissues of a living organism.
noise pollution
indigenous species
underground mining
bioaccumulation
20. Each of the feeding levels in a food chain.
trophic level
overburden
weathering
clear-cutting
21. A bloom of dinoflagellates that causes reddish discoloration of coastal ocean waters. Certain dinoflagellates of the genus Gonyamfox produce toxins that kill fish and contaminate shellfish.
anthracite
red tide
wastewater
inner core
22. Graphical representations of populations' ages.
Green Revolution
age-structure pyramids
tree farms
biological weathering
23. 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.
emigration
genetic drift
tropical storm
competitive exclusion
24. Soil with particles 0.002 -0.05 mm in diameter.
contour farming
Waste-to-Energy (WTE) program
total fertility rate
silt
25. 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.
renewable resources
dose-response analysis
passive solar energy collection
selective cutting
26. The outer part of the Earth - consisting of the crust and upper mantle - approximately 100 km (62 miles) thick.
lithosphere
asthenosphere
ecosystem capital
primary pollutants
27. The process in green plants and certain other organisms by which carbohydrates are synthesized from carbon dioxide and water using light as an energy source. Most forms of photosynthesis release oxygen as a byproduct.
photosynthesis
ecological footprint
indigenous species
low-level radioactive waste
28. Being extinct or the process of becoming extinct.
extinction
gray smog (industrial smog)
ecological succession
Aquaculture
29. The part of the Earth and its atmosphere in which living organisms exist or that is capable of supporting life.
fossil fuel
asthenosphere
energy pyramid
biosphere
30. Pollutants that are released directly into the lower atmosphere.
primary pollutants
drip irrigation
Half-life
sick building syndrome
31. When ecological succession begins in a virtually lifeless area - such as the area behind a moving glacier.
fault
primary succession
volcanoes
toxicity
32. A layer in a large body of water - such as a lake - that sharply separates regions differing in temperature - so that the temperature gradient across the layer is abrupt.
population density
biotic
greenhouse effect
thermocline
33. Urban areas that heat up more quickly and retain heat more than do nonurban areas.
photochemical smog
A layer
heat islands
secondary consumers
34. The point at which 50 percent of the test organisms show a negative effect from a toxin.
loamy
gray smog (industrial smog)
ED50
weathering
35. The amount of time it takes for half of a radioactive sample to disappear.
sludge
Half-life
leachate
parasitism
36. The development and introduction of new varieties of (mainly) wheat and rice that has increased yields per acre dramatically in countries since the 1960s.
arable
sludge processor
food chain
Green Revolution
37. Involves the sinking of shafts to reach underground deposits. In this type of mining - networks of tunnels are dug or blasted and humans enter these tunnels in order to manually retrieve the coal.
underground mining
evaporation
primary treatment
La Nina
38. A cooling of the ocean surface off the western coast of South America - occurring periodically every 4 to 12 years and affecting Pacific and other weather patterns.
La Nina
no-till
subduction zone
physical (mechanical) weathering
39. The amount of the Earth's surface that's necessary to supply the needs of - and dispose of the waste from a particular population.
ecological footprint
jet stream
loamy
capture fisheries
40. A hydrocarbon that forms as sediments are buried and pressurized.
aquifer
convection currents
petroleum
toxicity
41. 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.
Superfund Program
acid precipitation
intercropping (also called strip cropping)
alkaline
42. When an area of vegetation is cut down and burned before being planted with crops.
weather
slash-and-burn
hydroelectric power
LD50
43. The management of forest plantations for the purpose of harvesting timber.
R horizon
tropical storm
silviculture
chronic effect
44. Piles of gangue - which is the waste material that results from mining.
threshold dose
primary consumers
evaporation
tailings
45. Organisms that reproduce later in life - produce fewer offspring - and devote significant time and energy to the nurturing of their offspring.
overgrazed
prior appropriation
k-selected
nitrogen fixation
46. 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.
divergent boundary
death rate (crude death rate)
alkaline
tree farms
47. 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.
building-related illness
physical treatmen
riparian right
plate boundaries
48. The fraction of solar energy that is reflected back into space.
asthenosphere
albedo
demographic transition model
Infection
49. An organism that is capable of converting radiant energy or chemical energy into carbohydrates.
extinction
heat islands
food chain
producer
50. 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.
strip mining
Aquaculture
biomagnifications
Gross Primary Productivity