Air Pollution: Causes and Effects Quiz

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What defines pollution in the environmental context?

The introduction of contaminants that cause adverse change (correct)

The presence of light in urban areas

The emission of sound waves into the atmosphere

The release of heat from natural resources

Which of the following is categorized as a primary air pollutant?

Photochemical smog

Sulphur trioxide

Methane (correct)

Ozone

What is an example of a secondary air pollutant?

Lead

Carbon dioxide

Ozone (correct)

Benzene

Which type of air pollution directly affects human and organism health due to elevated levels of gases, solids, or liquids?

Outdoor air pollution Signup and view all the answers

Which of the following pollutants is produced from chemical reactions involving primary pollutants?

Peroxy Acetyl Nitrate (PAN) Signup and view all the answers

What are tiny particles of solid or liquid suspended in a gas known as?

Suspended Particulate Matter Signup and view all the answers

Which of the following is a natural cause of air pollution?

Volcanic eruptions Signup and view all the answers

Which health hazard is NOT associated with increased levels of particulate matter?

Skin infections Signup and view all the answers

What effect does air pollution have on plants?

Development of necrotic spots Signup and view all the answers

Which of the following is a consequence of air pollution on climate?

Acid rain Signup and view all the answers

What type of emissions are released from nuclear power plants?

Radioactive waste Signup and view all the answers

What is NOT an effect of air pollution on human health?

Decreased blood pressure Signup and view all the answers

Which anthropogenic activity contributes to air pollution?

Agricultural activities Signup and view all the answers

Which type of waste primarily leads to the depletion of oxygen in water?

Oxygen-demanding wastes Signup and view all the answers

What is a primary health risk associated with nitrates in drinking water?

Brain oxygen restriction in infants Signup and view all the answers

Which of the following is a consequence of thermal pollution in aquatic environments?

Lowered oxygen demand Signup and view all the answers

Which pollutant is primarily linked to the occurrence of Minamata disease?

Mercury Signup and view all the answers

Pathogens in water are primarily responsible for which of the following health issues?

Waterborne diseases Signup and view all the answers

What effect do synthetic chemicals from industrial processes have on aquatic life?

Cause health problems Signup and view all the answers

Which substance is known to cause skin cancer and vascular diseases?

Arsenic Signup and view all the answers

Which of the following is NOT a consequence of water pollution?

Enhanced fish reproduction Signup and view all the answers

What is a primary treatment method in wastewater treatment?

Sedimentation Signup and view all the answers

Which of the following is NOT a cause of thermal pollution?

Pesticide runoff Signup and view all the answers

Why should the disposal of plastic in water bodies be avoided?

It contributes to toxicity in water. Signup and view all the answers

Which treatment method primarily involves processes such as hydrolysis and methanogenesis?

Secondary treatment Signup and view all the answers

What effect does thermal pollution have on dissolved oxygen content in water?

It decreases dissolved oxygen content. Signup and view all the answers

Which method is used in tertiary wastewater treatment?

Chlorination Signup and view all the answers

What human activity is suggested to be stopped to control water pollution?

Bathing Signup and view all the answers

Which is a notable effect of high temperatures on aquatic organisms?

Increased oxygen demand. Signup and view all the answers

What is one primary effect of water pollution on aquatic organisms?

Loss of aquatic biodiversity Signup and view all the answers

What causes eutrophication in water bodies?

Increased use of nitrate and phosphate fertilizers Signup and view all the answers

Which of the following pollutants can naturally contaminate groundwater?

Fluoride Signup and view all the answers

What is a consequence of the decomposition of excessive algae in water bodies?

Depletion of dissolved oxygen Signup and view all the answers

How does biomagnification occur in a food chain?

Pollutants accumulate as each predator consumes prey in succession Signup and view all the answers

What is a significant source of pollutants that affect groundwater quality?

Septic tanks and landfills Signup and view all the answers

What happens to fish species when dissolved oxygen levels decline?

Some species may die due to lack of oxygen Signup and view all the answers

How does excessive nutrient addition to water bodies affect aquatic ecosystems?

It can cause algal blooms and death of aquatic life Signup and view all the answers

Which of the following methods is NOT a way to control thermal pollution?

Ocean currents Signup and view all the answers

Which of the following is a source of marine pollution?

Oil drilling Signup and view all the answers

What type of pollutants is specifically mentioned as contributing to marine pollution?

Sewage sludge Signup and view all the answers

Which of the following control measures for marine pollution focuses on industrial practices?

Not discharging toxic materials into coastal waters Signup and view all the answers

Which statement about control of marine pollution is TRUE?

Developmental activities in coastal regions should be minimized. Signup and view all the answers