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Environemntal Science Chapter 11 Review Questions 2
Test Description: Quiz Review
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT an example of point-source pollution?
A
oil that is escaping from a damaged tanker.
B
untreated sewage that is accidentally released from a wastewater treatment plant
C
heavy metals that are leaching out of an underground mine
D
water runoff from residential lawns.
2) Which of the following pollutants causes artificial eutrophication?
A
heavy metals from unlined landfills
B
toxic chemicals from factories
C
radioactive waste from nuclear power plants
D
inorganic plant nutrients from a waste water treatment plant
3) pumping large amounts of water from an aquifer may cause the
A
percolation of groundwater to stop
B
water table to rise
C
well in an area to run dry
D
recharge zone to shrink
4) Oil pollution in the ocean is mostly caused by
A
decomposed plastic materials
B
intentional dumping of excess oil
C
the cumulative effect of small oil spills and leaks on land
D
a major spill
5) Thermal pollution has a harmful effect on aquatic environments because
A
it increases the number of disease causing organisms in aquatic environments
B
it decreases the nutrient levels in aquatic environments
C
it reduces the amount of dissolved oxygen in aquatic environments
D
water has been circulated around power-plant generators
6) Which of the following is an example of nonpoint source pollution?
A
waste water treatment plant
B
oil spill
C
livestock feedlot
D
chemical factory
7) How does heat act as a water pollutant?
A
It decreases oxygen in the water
B
It increases the nutrients in the water
C
It slows down the flow of water
D
It speeds up chemical reactions
8) Biomagnification is
A
The buildup of pollutants at higher levels of the food chain
B
The process of water evaporating from plants
C
The process of water evaporating from oceans
D
The process of pollutants evaporating from animals
9) Why is point-source pollution easier to control than nonpoint-source pollution?
A
Point source is easier because the source of the pollution is unknown.
B
Point source is easier because the source of the pollutant is known.
10) Groundwater is difficult to clean up because groundwater recharges slowly and pollutants cling to the materials that make up and aquifer.
A
False
B
True
*select an answer for all questions
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