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Lake Nyos Disaster: The Day the Lake Gassed a Village
  • 1. What year did the Lake Nyos disaster occur?
A) 1990
B) 1975
C) 1986
D) 2000
  • 2. What gas was released during the Lake Nyos disaster?
A) Hydrogen sulfide
B) Methane
C) Carbon dioxide
D) Nitrogen
  • 3. What type of lake is Lake Nyos classified as?
A) Reservoir
B) Crater lake
C) Glacial lake
D) Artificial lake
  • 4. The release of gas from Lake Nyos affected which aspect of the environment?
A) Wildlife diversity
B) Water temperature
C) Air quality
D) Soil fertility
  • 5. What did researchers do to prevent another disaster at Lake Nyos?
A) Pumped in oxygen
B) Built a dam
C) Installed degassing pipes
D) Evacuated nearby villages
  • 6. What is the name of the phenomenon caused by carbon dioxide accumulating in lakes?
A) Fluvial flood
B) Tsunami
C) Glacial melt
D) Limnic eruption
  • 7. What height did the gas cloud from Lake Nyos reach?
A) 200 meters
B) 50 meters
C) Approximately 100 meters
D) 10 meters
  • 8. Which country is Lake Nyos located in?
A) Nigeria
B) Uganda
C) Cameroon
D) Ghana
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