APES Unit 8 Review

Front

What are the methods to improve water quality?

Back

Appropriate use of water, careful water storage and handling, proper land management, all of the above.

Front

What is the first step in the water treatment process?

Back

Filtration and removal of debris, sand, grit, etc.

Front

What is asbestos?

Back

A material composed of fibers known to cause lung disease.

Front

What is leachate?

Back

A liquid that has passed through and seeped through solid waste in a landfill.

Front

Which organisms in a food web contain the lowest concentration of chemical pollutants?

Back

Producers.

Front

Define coagulation in water treatment.

Back

The process of adding chemicals to water to form flocs, which trap impurities.

Front

What is the role of filtration in water treatment?

Back

To remove solid particles and impurities from water.

Front

Explain the concept of bioaccumulation.

Back

The process by which organisms accumulate toxic substances in their bodies over time.

Front

What is the significance of producers in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis, forming the base of the food web.

Front

Define primary consumers.

Back

Organisms that eat producers; they are herbivores in the food chain.