Free CEM Pollution Prevention & Waste Management Questions and Answers

Question 1

What is the primary goal of pollution prevention (P2)?

Accepted Answer

Reduce pollutants at the source

Answer

Pollution prevention (P2) focuses on reducing or eliminating waste and pollution at the source, rather than managing it after it has been created. This approach aims to minimize the generation of pollutants through changes in production processes, operational procedures, or raw material use. It is considered the most effective environmental protection strategy.

Question 2

Which waste management method is considered most environmentally preferable?

Accepted Answer

Source reduction

Answer

Source reduction, also known as waste prevention, is at the top of the waste management hierarchy and is considered the most environmentally preferable method. It involves reducing the amount of waste generated in the first place, thereby conserving resources, reducing pollution, and minimizing the need for disposal. This approach avoids the creation of waste entirely.

Question 3

What does the waste management hierarchy prioritize?

Accepted Answer

Reduce, reuse, recycle

Answer

The waste management hierarchy prioritizes strategies for managing waste based on their environmental preferability, from most to least preferred. The top three priorities are 'Reduce' (source reduction), 'Reuse' (using items again), and 'Recycle' (processing materials into new products). This hierarchy aims to minimize waste generation and maximize resource recovery.

Question 4

Which law governs hazardous waste management in the U.S.?

Accepted Answer

RCRA

Answer

The Resource Conservation and Recovery Act (RCRA) is the foundational federal law that establishes the framework for the proper management of hazardous and non-hazardous solid waste. It mandates a 'cradle-to-grave' system for hazardous waste, ensuring its safe handling from generation through transport, treatment, storage, and disposal. RCRA aims to protect human health and the environment from waste-related hazards.

Question 5

What is an example of a pollution prevention technique?

Accepted Answer

Process modification

Answer

Process modification is a key pollution prevention technique that involves altering production processes to reduce or eliminate the generation of pollutants. This can include changing raw materials, optimizing operating conditions, or redesigning equipment to be more efficient and produce less waste. The goal is to prevent pollution at its source rather than treating it afterward.

CEM - Certified Environmental Manager Practice Test

CEM - Certified Environmental Manager Practice Test

Free CEM Pollution Prevention & Waste Management Questions and Answers