Lesson 6.3

6.3 A balanced atmospheric carbon budget Quiz: Pearson Edexcel Geography, Unit 8

20 questions

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Lesson 6.3, A balanced atmospheric carbon budget: 20 multiple choice questions for the Pearson Edexcel Geography (9GE0), Unit 8: Topic 6: The Carbon Cycle and Energy Security, written with Revision Ninja.

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The 20 questions

  1. Which two gases strongly influence the natural greenhouse effect?

    • Ozone and hydrogen
    • Argon and helium
    • Nitrogen and oxygen
    • Carbon dioxide and methane
  2. Atmospheric carbon concentration determines global patterns of temperature and what else?

    • Solar flares
    • Precipitation
    • Earthquakes
    • Tidal ranges
  3. Which process plays a major role in regulating atmospheric gas composition?

    • Photosynthesis
    • Volcanism
    • Combustion
    • Metamorphism
  4. Stored carbon in soil directly influences soil health and which other factor?

    • Atmospheric pressure
    • Tectonic movement
    • Solar radiation
    • Ecosystem productivity
  5. Fossil fuel combustion alters the carbon cycle by extracting carbon from which store?

    • Biospheric store
    • Cryospheric store
    • Geological store
    • Atmospheric store
  6. How does fossil fuel combustion impact the hydrological cycle?

    • Lower sea levels
    • Altered precipitation patterns
    • Increased groundwater storage
    • Constant river discharge
  7. Atmospheric CO2 concentration has risen from about 280 ppm before industrialisation to about 420 ppm recently. What is the approximate percentage increase?

    • About 50%
    • About 500%
    • About 150%
    • About 5%
  8. Which atmospheric gas works alongside carbon dioxide to drive the natural greenhouse effect?

    • Methane
    • Helium
    • Argon
    • Nitrogen
  9. What happens to a terrestrial carbon sink when forest cover decreases?

    • It strengthens
    • It weakens
    • It stays balanced
    • It expands
  10. Which carbon store contains the vast majority of Earth's total carbon?

    • Geological store
    • Atmospheric store
    • Terrestrial biosphere
    • Surface ocean
  11. What type of radiation is trapped by greenhouse gases like carbon dioxide?

    • Outgoing longwave radiation
    • Incoming shortwave radiation
    • Gamma radiation
    • Solar ultraviolet radiation
  12. Fossil fuel combustion rapidly transfers carbon from which store into the atmosphere?

    • Geological store
    • Oceanic store
    • Biospheric store
    • Soil store
  13. What key ecosystem metric is directly affected by changes in temperature and precipitation?

    • Wave energy
    • Soil texture
    • Tectonic stability
    • Biological productivity
  14. What primary factor links the carbon cycle to changes in the hydrological cycle?

    • Soil erosion
    • Tectonic uplift
    • Ocean acidification
    • Global climate change
  15. Soil health and plant productivity are directly enhanced by high levels of which component?

    • Stored organic carbon
    • Volcanic ash
    • Calcium carbonate
    • Atmospheric nitrogen
  16. Which atmospheric change would weaken the natural greenhouse effect over time?

    • Increased methane levels
    • Rising carbon dioxide
    • Reduced greenhouse gases
    • Higher water vapour
  17. What is the main human process altering global carbon pathways and stores?

    • Geothermal extraction
    • Fossil fuel combustion
    • Nuclear fission
    • Hydroelectric damming
  18. Which biological process removes carbon dioxide from the atmosphere in both terrestrial and marine ecosystems?

    • Combustion
    • Decomposition
    • Respiration
    • Photosynthesis
  19. Stored carbon in soils is essential for maintaining which key property?

    • Atmospheric pressure
    • Ecosystem productivity
    • Solar absorption
    • Crustal thickness
  20. According to the specification, fossil fuel combustion alters carbon pathways with direct implications for which cycle?

    • Phosphorus cycle
    • Hydrological cycle
    • Rock cycle
    • Nitrogen cycle

All Pearson Edexcel Geography quizzes