Indoor Air Quality Quiz

What is the primary factor that causes the concentration of indoor pollutants to be higher than outdoor pollutants according to the text?

• Poor ventilation systems

• Increased outdoor activities

• Lower temperatures indoors

• Use of organic materials

According to the diagram, what is the trend in CO2 concentration at Mauna Loa Observatory over the years?

• It shows a decreasing trend

• It remains constant

• It shows an increasing trend

• It fluctuates seasonally without a clear trend

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

Which of the following best explains the process in which NO2 is converted into nitric acid in the atmosphere?

• Absorption by plants and conversion into biomass

• Conversion through electrical storms

• Reaction with atmospheric oxygen and water vapor

• Direct emission from industrial processes

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-5

Which of the following is a method to reduce SO2 emissions from power plants?

• Catalytic conversion

• Flue-gas desulfurization

• Afforestation

• Increased coal burning

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

What does the graph in the image represent in terms of biological oxygen demand (BOD) and dissolved oxygen (DO) concentration over time?

• Increase in BOD and decrease in DO over time

• Decrease in both BOD and DO over time

• Increase in both BOD and DO over time

• Decrease in BOD and increase in DO over time

Tags

NGSS.MS-LS2-4

Which of the following is a measure of the success of secondary wastewater treatment?

• Toxicity level

• Turbidity

• Nutrient concentration

• BOD reduction

Tags

NGSS.MS-PS1-2

Which option best exemplifies a point source of water pollution?

• Overflow from a sewage treatment plant

• Runoff from agricultural fields

• Deposition from a smokestack

• Drainage from urbanized areas

Which of the following is the best example of a non-point source of water pollution?

• Sewer system

• Wastewater treatment

• Agricultural runoff

• Residential pesticide runoff

Tags

NGSS.MS-ESS3-3

What is the primary focus of the Clean Water Act as discussed in the provided material?

• To increase air quality standards

• To regulate solid waste disposal

• To maintain and restore the chemical, physical, and biological integrity of the nation's waters

• To promote energy conservation

Tags

NGSS.MS-ESS3-4

According to the diagram showing a river system, what does point 'A' on the river represent?

• The point of highest pollution

• The source of the river

• The point of industrial discharge

• The river mouth