4.4 Water Pollution

Groundwater and surface water can both become polluted by human activities (as well as through natural causes). This can be a problem for humans as well as other organisms.

A range fo pollution management strategies can be applied to prevent or minimise the extent of the pollution, or clean it up after the pollutants have have entered the system.


1Aquatic pollutants including sewage
3Testing for water quality and the use of biotic indices
4Water pollution management strategies
Chapter Workbook
Vocabulary Sheet

  • Compare the dissolved oxygen content of at least three different water samples using the Winkler method.
  • Use secondary data to compare and contrast the impact of water pollution in two named areas.

Full PSOW here.

Essay Task

“Describe and evaluate pollution management strategies to tackle fertiliser-related eutrophication.” [9 marks]

View essay markbands

The essay should marked using the Paper 2, Section B essay markbands.

PDF Version

Google Docs Version

Google Docs 4.4 essay

Open the link and make a copy to your own drive. The doc can easily be shared as an “Assignment” on Google Classroom.

A markbands rubric designed for Google Classroom is available here.