Download Final Exam Review

Final Exam Review
Know the data from the chart as to when water is safe to drink, safe to swim in and safe
for boating.
Know the three steps involved in performing an MPN test and how the results are used.
From the table in the lecture manual of the effects of pollution know the pollutant and its effect for organic wastes,
inorganic wastes, heated water and plant nutrients.
Know the definition of Biochemical Oxygen Demand (BOD), what it means when you have a high BOD or a
low BOD.
Know the various ways that a waste water treatment facility can use methane as a by-product of anaerobic
decomposition in waste water treatment processes.
Know what the sediment is called that collects at the bottom of a secondary treatment aerobic sedimentation
tank and a primary sedimentation tank.
Which phase of waste water treatment results in the chemical precipitation of phosphates?
Which phase of waste water treatment is primarily a physical process?
Which phase of waste water treatment is primarily a biological process?
Which small scale treatment process sprays water over a bed of coarse and fine gravel and sand allowing it is
filter through the media.
Know why ozonation was used in upgrading the municipal water purification facilities in Milwaukee, WI.
Know the EPA Clean Water Act standards for determining if water is safe to drink.
Know the definitions for the following: primary producers, consumers, biomass, biofilm, biosphere, photoautotrophs,
heterotrophs, niche, ecosystem, biodiversity, indigenous, non-indigenous, saprophytes, photoheterophs,
chemolithoautrophs, and endomycorrhiza.
Know the difference between an oligotrophic and a eutrophic body of water.
Know all of the various components of the carbon cycle.
Know what aerobic organisms are free living and can fix nitrogen.
Know as discussed in class what a symbiotic relationship with plant roots is called.
Know what genus is responsible for taking SO4-2 to H2S gas.
Know examples of the bacteria that are commonly found in soil.
Know the factors influencing the presence of microorganisms in the soil and the effect they have on the presence or
absence of the organisms.
Know what organisms are involved in taking ammonia to nitrite
Know what organisms can reduce sulfate
Know what organisms are capable of fixing nitrogen (N2)
Know the factors affecting the presence of organisms in an aquatic environment and which one is the primary limiting
factor.
Know the ideal temperature range you should maintain in your refrigerator.
Know what most bacteria require as a water activity to support growth in or on a food product.
Know what the minimum water activity for bacteria and molds to grow in or on a food.
Know the pH requirements for the bacteria discussed in class and the foods they can grow on.
As discussed in class bacteria would have to cross how many protective layers to contaminate an egg?
Know how long has the production of beer and bread been recorded.
Know examples of the different classes of cheese, soft, semi-soft and hard.
Know the bacteria used in the production of wine, soy sauce and pickled foods.
In studying the chemistry of food spoilage know which organism breaks carbohydrates down into acids,
alcohol or gas and what organisms break down proteins.
Know the types of milk spoilage and curdling.
Know how long gamma irradiation has been approved for the various foods groups discussed in class.
Know which water treatment technologies are termed “aggressive” by the EPA.
Know how the various technologies what for home water treatment systems.
What the standard for testing the rating for quantity in drinking water filters evaluated by
the national sanitation foundation.
Know the two main standards for water filtration devices.
Know which water treatment technology looses effectiveness quickly due to channeling.
Know the different types of bottled water and why they are classified they way they are. Specifically look at
mineral water, sparkling water and artesian water.
Know the pros and cons of granulated carbon filter system compared to a solid block carbon filter system.
Know which agency tests the standards for performance for home water treatment units
and which agency regulates bottled water shipped between states.
Understand how to interpret a water quality report from your community and what you
should compare the levels with.
Be able to compare and contrast the differences between anaerobic and aerobic septic tank systems.
Be able to list the sources of air pollution and examples of each.
Know the definitions of primary standards and secondary standards for air pollution as defined by the EPA.
Know the six principal air pollutants monitored by the EPA, their sources, risks and how they contribute to
other air pollution concerns.
What was the last year lead was allowed as a gasoline additive as discussed in class.
As discussed in class which principal air pollutant is monitored in providing air quality reports to the public.
Know the pros and cons of small scale waste water treatment processes and what impacts their effective as
systems.