What was the main concern about the ozone layer in 1985?

Global Health and Environmental Challenges

Interactive Video
•
Science, Biology, History
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9th - 12th Grade
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Hard

Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It was increasing, blocking necessary sunlight.
It was causing acid rain.
It was thinning, allowing harmful UV rays to reach Earth.
It was causing global warming.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was identified as the primary cause of ozone depletion?
Man-made CFCs
Increased solar activity
Deforestation
Natural volcanic eruptions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the key international agreement to stop CFC production?
Kyoto Protocol
Geneva Convention
Paris Agreement
Montreal Protocol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did scientists plan to replace CFCs?
By banning all aerosols
By developing alternative molecules without harmful effects
By increasing the use of natural refrigerants
By reducing industrial production
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was a fortunate factor that helped the Montreal Protocol's success?
A global economic boom
Ronald Reagan's support due to his skin cancer experience
A sudden drop in CFC production costs
A natural recovery of the ozone layer
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What made smallpox eradication possible according to the four-step formula?
It was a disease that spread through animals.
It was a human-only disease, allowing targeted vaccination.
It was less contagious than other diseases.
It had a natural cure discovered in the 1960s.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was a lucky break in the fight against smallpox?
Smallpox survivors had recognizable scars.
The virus mutated to a less harmful form.
The disease naturally declined in the 1970s.
A new vaccine was discovered accidentally.
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