Environmental Systems and Issues Quiz

Which of the following is NOT one of the three areas of environmental issues mentioned?

• Water Quality

• Air Quality

• Land Quality

• Noise Pollution

Which of the following is NOT a consequence of poor land quality?

• Loss of soil structure

• Nutrient degradation

• Soil salinity

• Increased biodiversity

What are examples of water bodies mentioned in the context of water pollution?

• Deserts and mountains

• Lakes, rivers, oceans, and groundwater

• Forests and fields

• Cities and towns

What percentage of the world's water supply is freshwater?

• 3%

• 10%

• 20%

• 50%

What is the percentage increase expected in water consumption by 2035?

• 50%

• 60%

• 75%

• 85%

What percentage of wastewater is discharged untreated into the environment?

• 50%

• 75%

• 80%

• 95%

What is a potential effect of heavy metal binding in water bodies?

• Enhanced plant growth

• Toxicity to aquatic life

• Improved water taste

• Increased water flow

What is the impact of air pollution on global crop yields for maize?

• Reduces by up to 2%

• Reduces by up to 5%

• Reduces by up to 8%

• Reduces by up to 10%

Which gas is known for its role in trapping heat in the atmosphere?

• Oxygen

• Methane

• Hydrogen

• Neon

How are contaminants usually found in the soil?

• Floating above the soil

• Attached to or trapped in soil particles

• Dissolved in water

• Suspended in the air