Types of Water Pollution
Water & Plastics
Sewage Treatment
Toxic Pollutants
Pollution Management
100

What is eutrophication? 

What is excessive nutrient runoff that causes algal blooms and oxygen depletion?

100

What is the term for waste that cannot break down naturally?

What is nonbiodegradable?

100

What is the first step of sewage treatment?

What is primary treatment (removal of solids)?

100

What pollutant causes brain damage and was once common in paint and pipes?

What is lead?

100

What does the Clean Water Act aim to do?

What is regulate and reduce water pollution?

200

What type of pollution results from agricultural runoff?

What is nonpoint source pollution?

200

What are microplastics?

What are tiny plastic particles that pollute water and enter food chains?

200

What does secondary treatment use to break down waste?

What are bacteria or microbes?

200

What is bioaccumulation?

What is the buildup of toxins in an organism over time?

200

What is a buffer zone and why is it useful?

What is vegetation near water that filters runoff?

300

What is thermal pollution and how does it affect aquatic life?

What is heated water discharge that reduces dissolved oxygen levels?

300

What is the Great Pacific Garbage Patch mostly composed of?

What is floating plastic debris?

300

What is the purpose of tertiary treatment?

What is to remove nutrients like nitrogen and phosphorus?

300

What is an endocrine disruptor?

What is a chemical that interferes with hormone systems?

300

What is the main benefit of composting?

What is it recycles organic waste and enriches soil?

400

What is one sign of water contaminated by oxygen-demanding waste?

What is low dissolved oxygen or fish kills?

400

What is leachate in landfills?

What is contaminated liquid that seeps from solid waste?

400

What does a septic system do?

What is treat wastewater from individual homes?

400

What is mercury’s main source in aquatic ecosystems?

What is coal-burning power plants?

400

What is integrated pest management (IPM)?

What is using multiple strategies to control pests with minimal environmental impact?

500

What are heavy metals and why are they harmful in water?

What are toxic elements like lead and mercury that bioaccumulate?

500

What is the main advantage of waste-to-energy incineration?

What is it reduces waste volume and generates electricity?

500

Why is chlorine or UV light used in sewage treatment?

What is to disinfect water and kill pathogens?

500

What is one risk of persistent organic pollutants (POPs)?

What is they remain in the environment and move through food chains?

500

What are the 3 R’s of waste management?

What are reduce, reuse, and recycle?

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