30 Questions
What is the primary outcome of environmental pollution?
Harmful effects on various forms of life or property
What are the components of pollution called?
Pollutants
What type of pollution occurs when the levels of gases, solids, or liquids in the atmosphere are high enough to cause harm?
Air pollution
What are primary air pollutants?
Harmful chemicals released directly from a source
What is an example of a primary air pollutant?
Oxides of carbon
What is produced from chemical reactions involving primary pollutants?
Secondary pollutants
What is the estimated number of pieces of trash in the Great Pacific Garbage Patch?
1.8 trillion
What percentage of ocean plastic pollution comes from just 20 countries?
80 percent
What is the estimated time it takes for most plastic to degrade?
400 years
Which two countries are responsible for the most ocean plastic pollution?
China and Indonesia
What is a major consequence of plastic breaking down into microplastic?
It enters the food chain
What is a suggested way to reduce ocean pollution?
Stopping human activities like bathing near water bodies
What is the process by which water is purified in the RO method?
Forcing water through a semi permeable membrane
What is the purpose of the Distillation method of water purification?
To purify water by boiling and condensing steam
What is the goal of tertiary treatment in a waste water treatment plant?
To disinfect water using chlorine
What is the purpose of grit removal in primary treatment of waste water?
To remove physical contaminants from water
What is the purpose of controlling the excess use of fertilizers and pesticides in agriculture?
To reduce water pollution
What is the purpose of not disposing non-biodegradable waste material such as plastic in water bodies?
To reduce water pollution
What type of waste can be used for the production of manures and biogas?
Biodegradable waste
What is the primary effect of soil pollution on land?
Reduces the aesthetic value of land
What is the primary source of radioactive waste?
Nuclear power plants and nuclear testing
What is the purpose of segregating urban waste into biodegradable and non-biodegradable waste products?
To reduce soil pollution
What is the term for the use of plants to remove pollutants from the soil?
Phytoremediation
What is one of the health effects of radioactive elements present in polluted soil?
Deformities in bones
What is the frequency at which the human ear is most sensitive to sounds?
100 Hz
What is the unit used to express sound levels, specifically for noise pollution measurements?
dB-A
What is a non-auditory effect of noise pollution?
Anxiety
What is a measure to control vehicular noise pollution?
Regularly servicing the engine
What is a psychological effect of noise pollution?
Depression
What is a measure to control industrial noise pollution?
Keeping machines well-serviced
This quiz covers the basics of environmental pollution, including types of pollution, causes and effects of air pollution, and major air pollutants and their sources. Students will understand the different types of pollution, their effects, and solutions.
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