ES-Unit 7-Final Exam Review

Front

What is the correct order for Waste Reduction in order of importance?

Back

Reduce, Reuse, Recycle

Front

What step of wastewater treatment involves adding bacteria to remove contaminants from liquid wastewater?

Back

Secondary Treatment

Front

What is the purpose of the liner in a landfill?

Back

Prevents leakage out of the landfill.

Front

What is a primary pollutant?

Back

Pollution that comes directly out of a smokestack, exhaust pipe, or natural emission source (e.g., volcano).

Front

Which of the following is NOT a common type of air pollutant: Toxic Metals, Particulate Matter, Hydrocarbons, or POPs?

Back

POPs (Persistent Organic Pollutants)

Front

Define 'Reduce' in the context of waste management.

Back

To minimize the amount of waste produced.

Front

What is the role of bacteria in secondary wastewater treatment?

Back

To break down organic matter and remove contaminants.

Front

What materials are typically used for the liner in a landfill?

Back

Clay and/or plastic.

Front

What is the difference between primary and secondary pollutants?

Back

Primary pollutants are emitted directly into the air, while secondary pollutants form in the atmosphere through chemical reactions.

Front

Give an example of a primary pollutant.

Back

Carbon monoxide from vehicle exhaust.