Environmental Pollution Quiz

What is pollution caused by?

• Animals and plants

• Liquids, chemicals, heat, light, and noise

• Natural disasters

• Space debris

What is a point source of pollution?

• A source that cannot be identified

• A specific, identifiable pollution source

• A source that is beneficial to the environment

• A source that only comes from natural processes

What can air pollution from vehicle emissions and factories cause?

• Improved air quality

• Health issues and climate change

• Increased biodiversity

• Cleaner water sources

What can water pollution from runoff contain?

• Nutrients that are beneficial to all ecosystems

• Chemicals and nutrients that can harm the ecosystem

• Only pure water

• Medicinal properties

What is deforestation?

• The planting of forests

• The removal of forests to use the land for agriculture, logging, or urban development

• The process of desertification

• The conservation of forest areas

What does erosion lead to?

• Strengthening of soil structure

• Decreased soil fertility

• Wearing away of soil and rock by forces such as wind, water, and ice

• Increased carbon storage in trees

What is desertification?

• The process by which desert land becomes fertile

• The removal of sand from fertile land

• The process by which fertile land becomes desert-like, typically due to deforestation, drought, or inappropriate agricultural practices

• The conservation of desert ecosystems

What is urbanization?

• The decline of cities and towns due to population migration to rural areas.

• The growth of cities and towns due to population migration from rural areas.

• The process of rural areas becoming more technologically advanced.

• The expansion of urban areas into rural areas without population migration.

How does urbanization affect the local ecosystem?

• It decreases air and water pollution.

• It has no significant impact on the local ecosystem.

• It alters landscapes and increases air and water pollution.

• It improves the aquatic ecosystem and fish migration.

What is a natural resource?

• A resource that is always available and naturally replaced in a short time.

• A resource that is not replaced in a short time.

• Anything that occurs naturally in the environment.

• A resource that is artificially created by humans.