Atmospheric Pollution Answers

Primary pollutants are directly emitted from a source, while secondary pollutants form through chemical reactions in the atmosphere. Please select the best answer from the choices provided

What is a likely health effect of continued exposure to air pollution?a.congestionb.cardiovascular diseasec.respiratory illnessd.all of the above

Acid rain occurs when sulfur dioxide in the atmosphere is oxidized in the presence of nitrogen dioxide. Acid rain is an example of _______.a.a primary pollutantb.a secondary pollutantc.a tertiary pollutantd.none of the above

What layer of the atmosphere is the most vital for supporting life on Earth?a.troposphereb.stratospherec.mesosphered.thermosphere

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How can carbon dioxide be considered a pollutant when it is a natural component of air?a.Carbon dioxide is considered a pollutant even though it is a natural component of air, because it is harmful to all living organisms. b.Carbon dioxide is considered a pollutant when larger concentrations than normal are present in the air as a result of human activity.c.Carbon dioxide is considered a pollutant, because it forms harmful chemicals when mixed with other pollutants in the air.d.Carbon dioxide cannot be considered a pollutant under any circumstances.

Air pollution affects everyone equally.

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Air pollution only occurs as a result of human activity.

Scientists were monitoring a meteor headed toward Earth. It moved off course, but some pieces of rock entered the Earth’s atmosphere. Which atmospheric layer protected the Earth against the danger of the rocks?