Ecology Work Sheet # 4

This work sheet is based on chapter four pages 124 to 157

Definitions littoral zone limnetic zone plankton profundal zone oligotrophic and eutrophic lakes coastal, intertidal and neritic zones water pollution: sources and types page 132

Chapter Questions Page 131 # 2, 3, 5, 6, 8, 12 Page 135 # 1, 2, 3, 4 Page 137 # 1, 3, 6 Page 142 # 1, 3 Page 145 # 3 Page 147 # 1, 3 Page 149 # 1, 2, 3

Due Date:   Dec 6 / May 20

Christine's Review

• Different types of lakes
• Lake terms Abiotic Factors in Lakes
  1. profundal zone
  2. littoral zone
  3. limnetic zone
  4. Oligotrophic lakes
  5. Eutrophic lakes
  6. eutrophication
  7. Seasonal Variations in Canadian Lakes
  8. spring turnover
  9. epilimnion
  10. hypolimnion
  11. thermocline
• point and non point sources of pollution
• Sources of Water Quality
• Sources and effects of a pollutant
  1. Organic solid waste
  2. Disease-causing organisms
  3. Inorganic solids and dissolved minerals
  4. Heat
  5. Organic chemicals
• Biological Oxygen Demand (BOD) - factors that affect BOD
• Oxygen Demand Organic Pollutants
• Pollution in the Great Lakes
• Comparing the Lakes
• Marine Ecosystems - two major zones
  intertidal zone, coastal zone, neritic zone
• Estuaries and Coastal Marshes
• sustainable yield wrt fish populations