Quizzes and Worksheets

Worksheets are available for download as Word documents.

Water and Aquatic Ecosystems: download
Questions: How do the properties of water affect aquatic ecosystems? Draw a diagram of the coastal and open sea marine life zones. Why are coral reefs vulnerable to damage, especially by human activities? What services do estuaries and wetlands provide? Draw a diagram of the four freshwater life zones in a lake. What is the difference between an oligotrophic and a eutrophic lake? Describe the relationship between the following terms: surface water, runoff, watershed, stream. How are hydrothermal vents formed? What is unique about the producers in these ecosystems? Why should we protect aquatic ecosystems?

Humans and Water: download
Questions: What are the three major types of environmental worldviews? Explain the basic principles behind each one. · What is the difference between surface water and groundwater? · Explain the relationship between the following terms: aquifer, bedrock, zone of saturation, zone of aeration, water table, recharge area, discharge area. · List and describe four alternative sources of water. · What are the three categories of water-borne diseases? Name a few examples for each category. Why are fisheries important? How are they affected by overfishing? · What are some advantages and disadvantages of aquaculture? · What is the difference between normal erosion and accelerated erosion? · List and describe four methods of erosion control.

Water Pollution: download
Questions: · What are the three major types of water pollutants? Name and describe a few examples for each one. · How is acid rain formed? Include chemical reactions. · List some of the effects of acid rain on aquatic ecosystems, soil and plants, and humans. · What happens when the pH of an aquatic ecosystem becomes too acidic? · Explain the relationship between the following terms: eutrophication, nutrients, algae bloom, biological oxygen demand, dissolved oxygen. · What are the two major causes of eutrophication? · What is the difference between point and nonpoint pollution? · List and describe three methods of nonpoint pollution control. · List and describe three methods of point pollution control.