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- 1. Multiple Choice
The process of human activities near urban or agriculutre areas that input excess plant nutrients into lakes is known as
artificial fertilization
cultural eutrophication
thermal pollution
lake stratification
synthetic primary productivity
- 2. Multiple Choice
The federal legislation that set maximum containment levels for pollutants cause advise effects in humans is the
Water Quality Act
Clean Water Act
Pollution Prevention Act
National Environment Policy Act
Safe Drinking Water Act
- 3. Multiple Choice
Which water quality test will best determine the disruption of photosynthesis caused by cloudy water conditions from sedimentation?
Temperature
Salinity
Dissolved oxygen
pH
Turbidity
- 4. Multiple Choice
Which of the following would least likely reduce the nutrient loading into the Chesapeake Bay estuary?
Replanting of riparian zones and sea grass beds
Upgrade of current sewage treatment plants
Improvement of manure containment lagoons in feedlots
Government subsides for cotton crops
Re-introduction of native oyster beds
- 5. Multiple Choice
Which of the following is NOT a non point-source pollutant?
Sediment loading from erosion
Runoff of pesticides from cropland
Animal wastes from feedlots
Fertilizer runoff from urban areas
A sewage treatment plant effluent pipe
- 6. Multiple Choice
Which of the following river conditions would yield the highest dissolved oxygen content?
Fast-moving cold water, large amounts of submerged vegetative biomass
Slow-moving cool waters, large amounts of emergent vegetative biomass
Slow- moving warm waters, low amounts of submerged vegetative biomass
Warm water with little vegetative biomass
Stagnant, warm water with large clumps of algae
- 7. Multiple Choice
Mine site drainage can often cause this:
Cultural eutrophication
Acidic runoff
Land subsidence
Saltwater intrusion
Salinization
- 8. Multiple Choice
Which of the following is a non-point source of water pollution
Effluent from a sewage treatment plant
BP refiner in Indiana discharging ammonia in a river.
Runoff of pesticides from regional farms into the Illinois River.
Hot water discharges from a nuclear power plant.
oil leak from the Exxon Valdez
- 9. Multiple Choice
What is the danger in eating some fish from lakes or ocean?
They may be invasive species.
If abundant, they may lead to a crash in other species.
If they are high on the food chain they may contain high levels of mercury or POP's like PCB's
They may contain too many nutrients from fertilizers.
They may contain parasites that cause cancer
- 10. Multiple Choice
Which pollutant or pollutants are most likely to create eutrophic areas?
nitrates and phosphates
heavy metals
synthetic organic compounds
pharmaceuticals
Acid deposition
- 11. Multiple Choice
Fecal coliform bacteria
is used as an indicator of water quality
is the cause of water bourne diseases
usually causes diarrhea
is rarely found in sewage
can become flesh eating
- 12. Multiple ChoiceHow would cutting down trees affect water quality in a watershed?There would be no affect on water quality.Rivers and streams might become clogged with silt.Water levels would be reduced.The watershed divide would change.
- 13. Multiple Choicean underground tank containing bacteria that treat waste water is aseptic tankleach fieldwater treatment plant
- 14. Multiple ChoiceThe biochemical oxygen demand (BOD) is defined as:the amount of oxygen required by humans who use a water supplythe amount of oxygen required for biochemical decomposition processesthe amount of oxygen needed by plants growing in a water sourcethe amount of oxygen given off by a specific water source
- 15. Multiple ChoiceBy weight, the most abundant water pollutant is:toxic chemicalsorganic wasteheavy metalssediments
- 16. Multiple ChoiceAll of the following are effective strategies for minimizing sediment pollution except:trap eroded sediment at construction sitesexpose a minimum amount of landprovide protection for exposed soilmaximize surface runoff from critical areas
- 17. Multiple ChoiceWhich of the following are sources of groundwater pollution?
I landfills
II saltwater intrusion
III subsurface gasoline tanksI onlyI and IIII, II and IIIII, and III - 18. Multiple ChoiceWhat is cultural eutrophication?large scale oil spills in environmentally sensitive areasaddition of fecal coliform bacteria to a body of wateranthropogenic addition of nutrients to a body of wateractive decomposition of dissolved oxygen
- 19. Multiple Choice
Which of the following describe the relationship between D.O. and B.O.D.?
When D.O. decreases, the B.O.D. decreases
When D.O. decreases, the B.O.D. increases
When B.O.D. decreases, the D.O. decreases
When B.O.D. increases, the D.O. decreases
- 20. Multiple ChoiceWhich of the following is a non-point source of water pollutionEffluent from a sewage treatment plantBP refiner in Indiana discharging ammonia in a river.Runoff of pesticides from regional farms into the Illinois River.Hot water discharges from a nuclear power plant.
- 21. Multiple Choice
Of the following, which constitutes the greatest percent of domestic use of water in the United States?
Flushing toilets
Drinking
Cooking
Washing dishes
Washing clothes
- 22. Multiple Choice
Mandates the restoration and maintenance of the chemical, physical, and biological integrity of the nation’s waters
Safe Drinking Water Act
Clean Water Act
Comprehensive Environmental Response Compensation and Liability Act
Resource Conservation and Recovery Act
Toxic Substances Control Act
- 23. Multiple Choice
A measure of how clear water is
dissolved oxygen
turbidity
eutrophication
pH
- 24. Multiple ChoiceHow could pesticides get into lakes and streams?too much could be usedit could be sprayed too close to a streamrain could wash pesticides into a streamall of the above
- 25. Multiple ChoiceWhich of the following is an effect of excess fertilizer washing into streams and lakes?the pH is too low for plants and animalscooler water holds more oxygenincreased sediment reduces oxygenalgae "blooms", leading to lower oxygen
- 26. Multiple ChoiceWhich statement is true about streamside vegetation?trees provide shade, which makes water too cold for most animalsroots help stabilize shorelines, preventing erosionleaves that fall into the water pollute the streamplants along a stream steal oxygen from the animals
- 27. Multiple ChoiceThe presence of pollution intolerant macroinvertebrates like stonefly and caddisfly indicatesgood quality waterpoor quality water
- 28. Multiple Choice
The chemical, biological, and physical status of a body of water.
Nonpoint-source pollution
Point-source pollution
water quality
bioindicators
- 29. Multiple Choice
An organism that is sensitive to environmental conditions and is one of the first to respond to changes.
water quality
bioindicator
nitrate
point source pollution
- 30. Multiple ChoiceBoth terrestrial (land) plants and aquatic (water) plants need nitrogen and phosphorus to grow. Therefore,...lots of nitrates and phosphorus in water is GOODno nitrates and phosphorus in water is GOODa proper amount of nitrates and phosphorus in water is GOOD
- 31. Multiple ChoiceRainbow trout are found in mountain streams and are sensitive to changes in their habitat. Which would be the best description for the use rainbow trout in water quality testing?biological indicatorinvasive speciesnitrates
- 32. Multiple ChoiceA high concentration of phosphates and nitrates is found in samples of a pond. Which is most likely the source?lake turnovereutrophicationrunoff form agricultural fields
- 33. Multiple ChoiceThe terms basic and acidity refer to what water quality indicator?pHdissolved oxygenturbiditytemperature
- 34. Multiple Choice
Potable water is
not safe to drink
water that has not been treated
salty water
safe to drink
- 35. Multiple Choice
Converting salt water to potable water is called
desalting
declining
desertification
desalination
- 36. Multiple Choice
Two methods used in desalination are
reverse osmosis and boiling
distillation and condensing
distillation and reverse osmosis
distillation and evaporating
- 37. Multiple Choice
The disadvantage of distillation and reverse osmosis is
they both use energy so are expensive
they don't use energy so are cheap
they don't work properly
they only work sometimes
- 38. Multiple Choice
Oil, gasoline, plastics, pesticides and cleaning solvents are all examples of what type of water pollutants
heavy metals
plant nutrients
organic chemicals
inorganic chemicals
oxygen demanding waste
- 39. Multiple Choice
Industry is a major source of which of the following water pollutants?
organic chemicals
Thermal
inorganic chemicals
Heavy metals
All of the above
- 40. Multiple Choice
These water pollutants cause cancer, disrupt immune and endocrine systems...
Heavy metals
Inorganic chemicals
organic chemical
Infectious agents
none of the above
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