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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 development and introduction of new varieties of (mainly) wheat and rice that has increased yields per acre dramatically in countries since the 1960s.
renewable resources
estuary
chemotroph (chemoautotroph)
Green Revolution
2. The molten core of the Earth.
poison
inner core
underground mining
acid
3. The amount of time it takes for half of a radioactive sample to disappear.
terracing
photochemical smog
threshold dose
Half-life
4. Transition in species composition of a biological community - often following ecological disturbance of the community; the establishment of a biological community in any area virtually barren of life.
Green Revolution
ecological succession
sand
threshold dose
5. 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.
primary treatment
habitat
carnivore
green tax
6. The form petroleum takes when in the ground.
trophic level
lithosphere
crude oil
emigration
7. A succession of organisms in an ecological community that constitutes a continuation of food energy from one organism to another as each consumes a lower member and - in turn - is preyed upon by a higher member.
plate boundaries
food chain
industrial smog (gray smog)
convection
8. The process that occurs when two different species in a region compete and the better adapted species wins.
ecological succession
loamy
weather
competitive exclusion
9. The place where two plates abut each other.
fault
chronic effect
anthracite
birth rate (crude birth rate)
10. Radioactive wastes that produce high levels of ionizing radiation.
threshold dose
high-level radioactive waste
intercropping (also called strip cropping)
doldrums
11. Organisms that are capable of interbreeding with one another and incapable of breeding with other species.
old growth forest
Hadley cell
monoculture
species
12. 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).
deforestation
risk management
mantle
old growth forest
13. Any weathering that's caused by the activities of living organisms.
biological weathering
sludge
earthquake
Waste-to-Energy (WTE) program
14. When photochemical smog - NOx compounds - VOCs - and ozone combine to form smog with a brownish hue.
Uneven-aged management
greenhouse effect
photochemical smog
transform boundary
15. The area or environment where an organism or ecological community normally lives or occurs.
catalytic converter
pioneer species
underground mining
habitat
16. The A layer of soil is often referred to as topsoil and is most important for plant growth.
primary consumers
toxin
topsoil
food chain
17. When mature trees are cut over a period of time (usually10 -20 years); this leaves mature trees - which can reseed the forest - in place.
biotic
shelter-wood cutting
topsoil
threshold dose
18. A group of modern windmills.
crude oil
fossil fuel
realized niche
wind farm
19. The amount that the population would grow if there were unlimited resources in its environment.
malnutrition
crop rotation
subbituminous
biotic potential
20. 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.
age-structure pyramids
driftnets
energy pyramid
divergent boundary
21. The industry or occupation devoted to the catching - processing - or selling of fish - shellfish - or other aquatic animals.
primary consumers
Gross Primary Productivity
no-till
fishery
22. Soil composed of a mixture of sand - clay - silt - and organic matter.
loamy
green tax
threshold dose
proven reserve
23. Close - prolonged associations between two or more different organisms of different species that may - but do not necessarily benefit the members.
estuary
symbiotic relationships
secondary consumers
convection currents
24. Fish farming in which fish are caught in the wild and not raised in captivity for consumption.
capture fisheries
gray smog (industrial smog)
net Primary Productivity (NPP)
asthenosphere
25. Refers to when farmers plant seeds without using a plow to turn the soil.
El Nino
carrying capacity
watershed
no-till
26. The process in which soil becomes saltier and saltier until - finally - the salt prevents the growth of plants. Salinization is caused by irrigation because salts brought in with the water remain in the soil as water evaporates.
red tide
nonrenewable resources
salinization
fishery
27. The gradual breakdown of rock into smaller and smaller particles - caused by natural chemical - physical - and biological factors.
weathering
trophic level
subbituminous
bituminous
28. 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.
contour farming
red tide
competitive exclusion
alkaline
29. The finest soil - made up of particles that are less than 0.002 mm in diameter.
Southern Oscillation
clay
fission
tropical storm
30. 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.
stationary sources
long lining
loamy
O layer
31. A soil horizon; B receives the minerals and organic materials that are leached out of the A horizon.
species
delta
B layer
industrial smog (gray smog)
32. When trees and crops are planted together - creating a mutualistic symbiotic relationship between them.
population
second growth forests
volcanoes
agroforestry
33. When each family in a community grows crops for themselves and rely on animal and human labor to plant and harvest crops.
keystone species
land degradation
nuclear fusion
traditional subsistence agriculture
34. Pollutants that are formed by the combination of primary pollutants in the atmosphere.
secondary pollutants
carrying capacity
terracing
biotic
35. 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.
industrial smog (gray smog)
erosion
tropical storm
dose-response analysis
36. The second-purest form of coal.
bituminous
food chain
dose-response analysis
stationary sources
37. An organism such as a bacterium or protozoan - that obtains its nourishment through the oxidation of inorganic chemical compounds - as opposed to photosynthesis.
carnivore
chemotroph (chemoautotroph)
Horizon
natural selection
38. 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).
edge effect
contour farming
total fertility rate
jet stream
39. The movement of individuals into a population.
Immigration
Green Revolution
weather
law of conservation of matter
40. Open or forested areas built at the outer edge of a city.
R horizon
greenbelt
crude oil
low-level radioactive waste
41. The act or process of transpiring - or releasing water vapor - especially through the stomata of plant tissue or the pores of the skin.
lignite
producer
convergent boundary
transpiration
42. An area in which a particular mineral is concentrated - mining -the excavation of the Earth for the purpose of extracting ore or minerals.
hydroelectric power
chemical weathering
mineral deposit
preservation
43. The maintenance of a species or ecosystem in order to ensure their perpetuation - with no concern as to their potential monetary value
preservation
secondary treatment
poison
clear-cutting
44. Any noise that causes stress or has the potential to damage human health.
bottom trawling
noise pollution
passive solar energy collection
competitive exclusion
45. 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. ...
transpiration
contour farming
consumer
closed-loop recycling
46. Any process that breaks rock down into smaller pieces without changing the chemistry of the rock; typically wind and water.
overgrazed
primary succession
deep well injection
physical (mechanical) weathering
47. Any substance than is inhaled - ingested - or absorbed at dosages sufficient to damage a living organism.
food chain
catalytic converter
toxin
La Nina
48. When grass is consumed by animals at a faster rate than it can regrow.
overgrazed
volcanoes
by-catch
gray smog (industrial smog)
49. The point at which 50 percent of the test organisms die from a toxin.
risk assessment
Green Revolution
LD50
loamy
50. A hydrocarbon that forms as sediments are buried and pressurized.
thermosphere
r-selected
petroleum
doldrums