What is an ecosystem? correct answers a location on earth that includes interacting living (biotic) and non-living (abiotic) components.
What percentage of energy is lost as trophic level increases? correct answers only 10% of energy is transferred from one trophic level to another.
What is t...
APES Exam Review || with 100% Errorless Answers.
What is an ecosystem? correct answers a location on earth that includes interacting living (biotic)
and non-living (abiotic) components.
What percentage of energy is lost as trophic level increases? correct answers only 10% of energy
is transferred from one trophic level to another.
What is the Tragedy of the Commons? correct answers The destruction of a natural habitat
known as a common that was overgrazed by sheep
The addition of a limiting nutrient to an ecosystem may lead to an algal bloom. What effect will
this algal bloom have on the oxygen content of the water? correct answers The algae bloom will
cause the oxygen content of the water to decrease, leading to hypoxic conditions
What has the largest impact on the resilience of an ecosystem? correct answers The amount of
genetic biodiversity of the ecosystem.
What process of selection can be controlled most directly by humans? correct answers Artificial
selection
what are the primary air pollutants? correct answers Carbon Monoxide, Nitrogen Dioxide, Sulfur
Dioxide, Lead
What are the effects of acid deposition? correct answers Lowers PH of water, Decreases species
diversity of aquatic organisms, damages statues and buildings, mobilizing metals that are found
in the water
Why do we have a seasonal fluctuation in carbon dioxide concentration? correct answers
Photosynthesis
Name the 6 primary pollutants regulated by the Clean Air Act correct answers sulfur dioxide,
nitrogen oxide, carbon monoxide, particulate matter, tropospheric ozone, lead
Name two anthropogenic greenhouse gases correct answers burning fossil fuels leading to higher
carbon dioxide concentrations, farming and forestry, cement manufacture, aerosols (CFCs)
In which atmospheric region is Ozone (O3) harmful? correct answers troposphere
Why are CFCs so harmful? correct answers thing out the stratospheric ozone layer which can
increase the UV-B radiation and produce a major hole in the ozone layer
When sunlight combines with NOx, Sox, and VOC what is the result? correct answers Ozone
(O3)
, Name 3 consequences of warming temperatures to the environment? correct answers rising of
sea levels, melting of polar ice caps, melting of permafrost, storm intensity increase, human
health affected by heat, crop damage
What is cited s the causative factor for acid deposition? correct answers Sulfur Dioxide
What is a point source? correct answers pollution that comes from a distinct location
What does the Clean Water Act say? correct answers Legislation that was created in 1948 and
then hugely expanded in 1972. It sets maximum permissible amounts of water pollutants that can
be discharged into waterways. Aim: to make surface waters swimmable and fishable
what causes cultural eutrophication? correct answers phosphates, nitrates, and detergents
What is BOD (biochemical oxygen demand)? correct answers amount of oxygen required for the
bacterial decomposition of organic matter in water
What types of water can acid drainage runoff pollute? correct answers surface and underground
water
What are the three major fossil fuels? correct answers Oil, coal and natural gas
Which fossil fuel is most commonly used in the U.S.? correct answers Coal
What are the disadvantages of using coal? correct answers Increase in SOx, carbon, and other air
pollutants
What is petroleum made of? correct answers fluid of hydrocarbons, water, and sulfer
What is liquid petroleum that is removed from the ground called? correct answers Crude oil
Name two oil spills? correct answers BP Deepwater Horizon and the Exxon Valdez
What is Natural Gas? correct answers it is mostly methane, ethane and propane and butane
What are the two largest uses of methane in the U.S.? correct answers Electricity generation and
industrial processes
Which is the cleanest fossil fuel? correct answers Natural Gas is the cleanest, but it has its
disadvantages
Why is natural gas sometimes dangerous? correct answers There is one instance in where people
attempt to retrieve natual gas by a process called fracking which is very dangerous.
What is a nonpoint source? correct answers Areas where the sources of the pollution cannot be
identified and come from many sources.
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