How moss revealed undetected air pollution

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Health Sciences, Social Studies, Biology, Life Skills, Performing Arts
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11th Grade - University
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Hard
05:31
7 questions
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1.
Multiple Choice
What surprising discovery was made in certain Portland neighborhoods?
New species of moss
Increased plant diversity
Decreased air pollution
High levels of toxic metals
2.
Multiple Choice
What type of plant did Sarah Joanne and her team study to assess air quality?
Ferns
Moss
Grass
Trees
3.
Multiple Choice
What metals were found in high levels near glass manufacturing companies?
Lead and mercury
Iron and copper
Cadmium and arsenic
Zinc and nickel
4.
Multiple Choice
What did the Department of Environmental Quality do in response to the moss study findings?
Ignored the results
Increased taxes on metals
Deployed air monitors
Closed the glass companies
5.
Multiple Choice
What was confirmed by the air monitors deployed around the glass companies?
The air was only slightly polluted
The air quality was improving
The air contained high levels of toxic metals
The air was free of pollutants
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