Environmental Health Final Exam Questions With Complete Solutions Explain bad ozone. - Correct Answers ✅Bad ozone is in the troposphere, it irritates the lungs and causes increased hospitalizations due to cardiac and respiratory problems.What is good ozone? - Correct Answers ✅Good ozone is in the stratosphere, it absorbs UV.What are the four regions of the atmosphere starting with the closest? - Correct Answers ✅Troposphere, Stratosphere, Mesophere, Thermosphere Which region has human life? - Correct Answers ✅Troposphere Which region has the ozone layer? - Correct Answers ✅Stratosphere What are hazardous air pollutants and how are they diferent than criteria air pollutants? - Correct Answers ✅They are less common than criteria air pollutants but more localized and toxic. They come from targeted sources and the standards for HAPs are set solely on the basis of available control technology.How are the atmospheric layers divided? - Correct Answers ✅Based on temperature gradients. Temperature lowers whe altitude heightens except in the stratosphere where the 1 / 3
Environmental Health Final Exam Questions With Complete Solutions ozone is. In the stratosphere the temperature gets hotter as the altitude decreases.What are the two major effect of human-caused changes to the atmosphere? - Correct Answers ✅1. Ozone layer depletion
- Climate change/Global warming
- Particulate Matter
- Carbon Monoxide (CO)
- Sulfur Dioxide (SO2)
- Nitrogen Dioxide (NO2)
- Ozone (O3)
What are the NAAQS? - Correct Answers ✅National Ambient Air Quality Standards for 6 criteria pollutants. These are the maximum level of air pollutants in the air. The standards are set by harm done on health.What are the 6 criteria air pollutants? - Correct Answers ✅1. Lead (Pb)
Where is lead found and what are the health effects? - Correct Answers ✅No longer in the US leaded gasoline, however it is produced from coal-fired power plants. Causes memory/concentration problems, raised blood pressure, digestion problems, nervous disorders, and can harm fetus. 2 / 3
Environmental Health Final Exam Questions With Complete Solutions What are the health effects of Particulate Matter and where is it found? - Correct Answers ✅Traffic, agriculture, dust, soot, wood burning. Can be ingested & inhaled. The smaller the size of the particulate matter the worst it is for the lungs as it goes in deeper.How is carbon monixide put into the air and what are its effects on the health? - Correct Answers ✅Transportation.Causes headaches, dizziness, mausea, and can result in death.Sulfur Dioxide comes from what and how can it negatively effect your health? - Correct Answers ✅Coal-fired power plants, smelters, fuel combustion, & paper/pulp mills. Can cause respiratory problems, and problems with the nasal or oral cavity.How does Nitrogen Dioxide pullutants get into the air and why are they bad for the health? - Correct Answers ✅Cars and power plants. Leads to imune system problems and allergen issues.Which of the six criteria air pollutants is the hardest to control? - Correct Answers ✅Ozone- it is the hardest criteria pollutant for hte states to meet the pollution requirements for.
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