Water pollution
- Created by: Owain
- Created on: 03-01-13 14:53
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- Water pollution
- Heavy metals and pesticides
- Enter food chains
- Get more concentrated along the food chains = Bioaccumilation
- Animals eat large numbers of prey containing heavy metals/pesticides
- Heavy metals and pesticides not broken down by cells
- Get more concentrated along the food chains = Bioaccumilation
- Enter food chains
- Fertilizers/Sewege
- Fertilizers/sewage leached (washed) into waterways
- Rapid growth of water plants and algae
- Plants block out light from plants below
- Plants below die
- Dead plants broken down by bacteria
- Bacteria increase in number
- Bacteria use oxygen for respiration
- Fish suffocate
- Water is polluted
- Fish suffocate
- Bacteria use oxygen for respiration
- Bacteria increase in number
- Dead plants broken down by bacteria
- Plants below die
- Plants block out light from plants below
- Rapid growth of water plants and algae
- Fertilizers/sewage leached (washed) into waterways
- Heavy metals and pesticides
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