APES: Unit 8 Pollution Review

Front

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.

Back

Runoff of pesticides from regional farms into the Illinois River.

Front

What is the danger in eating some fish from lakes or ocean?

Back

If they are high on the food chain they may contain high levels of mercury or POP's like PCB's.

Front

Which of the following is a persistent inorganic pollutant that can impair neurological functioning? Lead, DDT, PCB's, Atrazine

Back

Lead

Front

What is it called when a persistent pollutant (like mercury or PCBs) builds up in the tissues of an organism as they continue to eat something that contains the pollutant?

Back

Bioaccumulation

Front

The biochemical oxygen demand (BOD) is defined as:

Back

the amount of oxygen required for biochemical decomposition processes

Front

Which of the following is not usually associated with eutrophication? algal blooms, reduced photosynthesis in the water column, increased heavy metal concentrations, reduced dissolved oxygen

Back

increased heavy metal concentrations

Front

In a river ecosystem, dissolved oxygen concentrations drop quickly downstream from a point-source input of organic matter into the river due to

Back

increasing bacterial activity as organic matter decays

Front

Acid measures this on the pH scale.

Back

anything below 7

Front

What is the main environmental concern with sanitary landfills?

Back

leachate contamination of groundwater

Front

Which list is made up of toxic metal pollutants? PCB, BPA, mercury, & potassium, cadmium, chromium, lead, & mercury, sodium, cadmium, lead, potassium, & BPA, argon, neon, chromium, & mercury

Back

cadmium, chromium, lead, & mercury