1
What is the main cause of water pollution?
Contaminatios by pollutants
Contaminatios by sewage
Contamination by pollutants and sewage
2
The human being has caused all this damage to nature through what?
Waste; Sewerage and industrial chemical waste
Sewerage and industrial chemical waste
Waste and sewerage
3
What are the problems caused by water pollution?
Diarrhea; hepatitis and typhoid
Diarrhea and hepatitis
Hepatitis and typhoid
4
What are the main water pollutants?
Cooking oil; Garbage and Heavy metals
Cookink oil; Garbage and Petroleum
Cooking oil; Garbage; Heavy metals; Petroleum; Fertilisers and Domestic sewage systems
5
Why is water so important?
Because without water out life wouldn't exist
Cause without water we would't live
Cause without water we wouldn't work
6
The microorganisms are eliminated from the water through the...
Decanting
Distilling
Disinfection and boiling
7
What tips to decrease water Pollution?
Do not pour domestic sewage into streams and Do not litter rivers, beaches and lakes
Do not litter rivers, beaches and lakes; Do not pour domestic sewage into streams
Do not litter rivers, beaches and lakes; Do not pour domestic sewage into streams; do nor pour chemicals into the water and do not dispose of frying oil in the sewer
