OCR Gateway Science, B6 - 11 - Water Pollution

HideShow resource information
  • Created by: Chelskii
  • Created on: 12-05-13 18:03

The grade checker says that you need to be able to: 

  • recognise various pollutants of water
  • analyse data on water pollution

----> Eutrophication - excessive growth of plants and algae in water, contaminated with nitrates
----> Indicator Species - species that survive best at a certain level of pollution, and give an idea                                    of the level of pollution.

What pollutes our water?

  • Oil which escapes tankers and oil pipelines out at sea.
  • Acid rain which lowers the pH of our water.
  • Waterproofing chemicals on…


No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Human impact on the environment resources »