14 Questions
Water pollution occurs when harmful substances – often chemicals or microorganisms contaminate a ______, river, lake, ocean or other body of water
stream
Water bodies can be contaminated by various ______
pollutants
Sewage waste –includes human excreta, paper, cloth, soap, and other ______, all sorts of garbage and trash
detergent
Agricultural pollutants - include chemicals such as ______, herbicides, insecticides and animal wastes etc.
fertilizers
Effective treatment of municipal and industrial ______ is one of the methods of water conservation
waste
The regulation of chemical runoff from agriculture, mining and ______ is important for water conservation
forestry
Use of ______ including the use of chlorine is one of the methods of water conservation
chemicals
Water pollution is only caused by microorganisms.
False
Industrial waste is a major source of water pollution.
True
Removal of pollutants by purification is a method of water conservation.
True
Agricultural pollutants do not include animal wastes.
False
Recycling wastes is not a method of water conservation.
False
Water pollution only affects rivers and lakes.
False
The development of less pollution technology is not a method of water conservation.
False
Study Notes
Causes of Water Pollution
- Water bodies can be contaminated by various pollutants, including infectious agents such as bacteria, viruses, and parasites.
- Sewage waste pollutants include human excreta, paper, cloth, soap, and other detergent, all sorts of garbage and trash.
- Industrial waste pollutants come from paper, food processing, chemical industries, etc.
- Agricultural pollutants include chemicals such as fertilizers, herbicides, insecticides, and animal wastes.
Water Conservation Methods
- Effective treatment of municipal and industrial waste is essential.
- Removing pollutants through purification is crucial.
- Regulating chemical runoff from agriculture, mining, and forestry is necessary.
- Developing less pollution technology is important.
- Recycling wastes helps reduce pollution.
- Using chemicals, including chlorine, is a method of water conservation.
Causes of Water Pollution
- Water bodies can be contaminated by various pollutants, including infectious agents such as bacteria, viruses, and parasites.
- Sewage waste pollutants include human excreta, paper, cloth, soap, and other detergent, all sorts of garbage and trash.
- Industrial waste pollutants come from paper, food processing, chemical industries, etc.
- Agricultural pollutants include chemicals such as fertilizers, herbicides, insecticides, and animal wastes.
Water Conservation Methods
- Effective treatment of municipal and industrial waste is essential.
- Removing pollutants through purification is crucial.
- Regulating chemical runoff from agriculture, mining, and forestry is necessary.
- Developing less pollution technology is important.
- Recycling wastes helps reduce pollution.
- Using chemicals, including chlorine, is a method of water conservation.
Learn about the harmful substances that contaminate water bodies, degrading water quality and making it toxic. Discover the various causes of water pollution, including sewage, human waste, and animal excreta.
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