- 1. Which of the following gases is known to contribute to global cooling?
A) Carbon dioxide
B) Nitrogen oxide
C) Methane
D) Sulfur dioxide
- 2. During what period did scientists have concerns about global cooling?
A) 1970s
B) 1990s
C) 1950s
D) 2000s
- 3. Which of the following is NOT a factor that can contribute to global cooling?
A) Solar dimming
B) Deforestation
C) Volcanic eruptions
D) Soot
- 4. Which volcanic eruption in 1815 led to the 'Year Without a Summer' in 1816?
A) Krakatoa
B) Mount Tambora
C) Vesuvius
D) Mount St. Helens
- 5. Which layer of the atmosphere can play a role in global cooling due to ozone depletion?
A) Ionosphere
B) Mesosphere
C) Stratosphere
D) Troposphere
- 6. What type of aerosols can contribute to global cooling by reflecting sunlight back into space?
A) Carbon aerosols
B) Methane aerosols
C) Nitrous oxide aerosols
D) Sulfate aerosols
- 7. What is the name of a period in Earth's history known for severe glacial episodes?
A) Ice Age
B) Thawing Period
C) Tropical Fever
D) Heatwave Era
- 8. Which climate event in the Pacific Ocean can sometimes lead to global cooling effects?
A) El Niño
B) La Niña
C) North Atlantic Oscillation
D) Indian Ocean Dipole
- 9. What is the term for the process of ice sheets and glaciers expanding globally?
A) Deforestation
B) Heatwave
C) Glaciation
D) Desertification
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