Environmental Pollution Quiz

What is the estimated number of people killed by air pollution worldwide each year?

• 3 million

• 5 million

• 7 million

• 10 million

Which organization is working with countries to monitor air pollution?

• UNICEF

• WHO

• NASA

• Greenpeace

What is the primary source of air pollution from vehicles?

• Natural sources

• Area sources

• Mobile sources

• Stationary sources

What type of pollutants are carbon oxides and nitrogen oxides classified as?

• Secondary pollutants

• Primary pollutants

• Tertiary pollutants

• Natural pollutants

Which of the following is a secondary pollutant?

• Volatile organic compounds

• Nitrogen oxides

• Sulphuric acid

• Carbon monoxide

What is one effect of air pollution on human health?

• Improved lung function

• Reduced oxygen carrying capacity of blood

• Enhanced vision

• Increased fertility

What is the acceptable sound level in decibels (dBs) for normal conversation?

• 50-55 dBs

• 60-65 dBs

• 70-75 dBs

• 80-85 dBs

Which of the following is a source of noise pollution?

• Natural disasters

• Wind energy

• Household activities

• Solar energy

What is the primary cause of water pollution?

• Wind erosion

• Solar radiation

• Domestic waste

• Natural runoff

What type of water pollution can be traced to a specific origin?

• Groundwater pollution

• Surface water pollution

• Point source pollution

• Non-point source pollution