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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. The point at which 50 percent of the test organisms show a negative effect from a toxin.
La Nina
secondary treatment
ED50
mutualism
2. Piles of gangue - which is the waste material that results from mining.
overburden
agroforestry
tailings
dose-response curve
3. The part of the wide lower course of a river where its current is met by the tides.
population density
building-related illness
delta
estuary
4. A symbiotic relationship in which both species benefit.
sludge
wind farm
mutualism
ozone holes
5. The accumulation of a substance - such as a toxic chemical - in various tissues of a living organism.
bioaccumulation
no-till
detritivore
Hubbert peak (peak oil)
6. The cultivation of a single crop on a farm or in a region or country; a single - homogeneous culture without diversity or dissension.
tailings
selective cutting
overburden
monoculture
7. When soil becomes water-logged and then dries out - and salt forms a layer on its surface.
land degradation
wastewater
fossil fuel
biomagnifications
8. The area or environment where an organism or ecological community normally lives or occurs.
Southern Oscillation
by-catch
stationary sources
habitat
9. The degree to which a substance is biologically harmful.
toxicity
R horizon
selective cutting
passive solar energy collection
10. 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
tertiary consumers
denitrification
greenhouse effect
11. 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
natural selection
alkaline
riparian right
tropospheric ozone
12. A climate variation that takes place in the tropical Pacific about every three to seven years - for a duration of about one year.
population density
kinetic energy
El Nino
replacement birth rate
13. Sunlight.
photochemical smog
radiant energy
silviculture
Coriolis effect
14. The second-purest form of coal.
ecological succession
edge effect
law of conservation of matter
bituminous
15. A soil horizon; the layer below the O layer is called the A layer. The A layer is formed of weathered rock - with some organic material; often referred to as topsoil.
food chain
convergent boundary
A layer
salinization
16. Non-moving sources of pollution - such as factories.
pathogens
stationary sources
industrial smog (gray smog)
Infection
17. The cleanest-burning coal; almost pure carbon.
anthracite
risk management
underground mining
invasive species
18. The number of children a couple must have in order to replace themselves in a population.
scrubbers
replacement birth rate
preservation
carrying capacity
19. The process in which animals (and plants!) breathe and give off carbon dioxide from cellular metabolism.
asthenosphere
composting
land degradation
respiration
20. Graphical representations of populations' ages.
drip irrigation
ecological succession
greenhouse effect
age-structure pyramids
21. A usually triangular alluvial deposit at the mouth of a river.
watershed
wetlands
delta
indigenous species
22. The number of live births per 1 -000 members of the population in a year.
niche
birth rate (crude birth rate)
lithosphere
secondary consumers
23. Species that originate and live - or occur naturally - in an area or environment.
indigenous species
coral reef
asthenosphere
capture fisheries
24. The biological treatment of wastewater in order to continue to remove biodegradable waste.
La Nina
driftnets
secondary treatment
B layer
25. The process in which plants absorb ammonium (NH3) - ammonia ions (NH4+) - and nitrate ions (NO3) through their roots.
potential energy
aquifer
assimilation
peak oil (Hubbert peak)
26. Any compound that releases hydrogen ions when dissolved in water. Also - a water solution that contains a surplus of hydrogen ions.
divergent boundary
acid
by-catch
parasitism
27. The result of a pathogen invading a body.
transform boundary
contour farming
wind farm
Infection
28. An effect that results from long -term exposure to low levels of toxin.
carrying capacity
radiant energy
chronic effect
El Nino
29. The amount of energy that plants pass on to the community of herbivores in an ecosystem.
net Primary Productivity (NPP)
Waste-to-Energy (WTE) program
energy pyramid
stationary sources
30. Smog resulting from emissions from industry and other sources of gases produced by the burning of fossil fuels.
sick building syndrome
industrial smog (gray smog)
active collection
radiant energy
31. The phenomenon whereby the Earth's atmosphere traps solar radiation - caused by the presence in the atmosphere of gases such as carbon dioxide - water vapor - and methane that allow incoming sunlight to pass through - but absorb heat radiated back fr
carnivore
tropical storm
greenhouse effect
consumption
32. When companies are allowed to buy permits that allow them a certain amount of discharge of substances into certain environmental outlets. If they can reduce their amount of discharge - they are allowed to sell the remaining portion of their permit to
market permits
Infection
wind farm
Second Law of Thermodynamics
33. A system of vertical and horizontal air circulation predominating in tropical and subtropical regions and creating major weather patterns.
nonrenewable resources
predation
Hadley cell
peak oil (Hubbert peak)
34. The point at which 50 percent of the test organisms die from a toxin.
fossil fuel
clay
photochemical smog
LD50
35. Occurs when infection causes a change in the state of health.
disease
mutualism
closed-loop recycling
photosynthesis
36. 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.
crop rotation
subduction zone
tropical storm
high-level radioactive waste
37. Ozone that exists in the trophosphere.
tertiary consumers
photochemical smog
preservation
tropospheric ozone
38. Radioactive wastes that produce high levels of ionizing radiation.
community
high-level radioactive waste
estuary
divergent boundary
39. The conversion of atmospheric nitrogen into compounds - such as ammonia - by natural agencies or various industrial processes.
wetlands
Southern Oscillation
loamy
nitrogen fixation
40. Organisms in the first stages of succession.
scrubbers
pioneer species
niche
keystone species
41. A process in which cold - often nutrient-rich - waters from the ocean depths rise to the surface.
habitat
Green Revolution
upwelling
driftnets
42. When the majority of a building's occupants experience certain symptoms that vary with the amount of time spent in the building.
malnutrition
sick building syndrome
tree farms
convergent boundary
43. The day-to-day variations in temperature - air pressure - wind - humidity - and precipitation mediated by the atmosphere in a given region.
death rate (crude death rate)
weather
second growth forests
carrying capacity
44. The gradual breakdown of rock into smaller and smaller particles - caused by natural chemical - physical - and biological factors.
poison
weathering
point source pollution
noise pollution
45. Gave the EPA power to set emission standards for major sources of noise - including transportation - machinery - and construction.
fishery
U.S. Noise Control Act
drip irrigation
energy
46. Areas where cutting has occurred and a new - younger forest has arisen.
heterotrophy
overburden
land degradation
second growth forests
47. Air currents caused by the vertical movement of air due to atmospheric heating and cooling.
plate boundaries
convection currents
hydroelectric power
renewable resources
48. Smog resulting from emissions from industry and other sources of gases produced by the burning of fossil fuels - especially coal.
point source pollution
overgrazed
gray smog (industrial smog)
invasive species
49. A method of supplying irrigation water through tubes that literally drip water onto the soil at the base of each plant.
disease
risk assessment
drip irrigation
coral reef
50. The finest soil - made up of particles that are less than 0.002 mm in diameter.
biotic
deforestation
clay
physical (mechanical) weathering