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
-
Which two gases strongly influence the natural greenhouse effect?
- Ozone and hydrogen
- Argon and helium
- Nitrogen and oxygen
- Carbon dioxide and methane
-
Atmospheric carbon concentration determines global patterns of temperature and what else?
- Solar flares
- Precipitation
- Earthquakes
- Tidal ranges
-
Which process plays a major role in regulating atmospheric gas composition?
- Photosynthesis
- Volcanism
- Combustion
- Metamorphism
-
Stored carbon in soil directly influences soil health and which other factor?
- Atmospheric pressure
- Tectonic movement
- Solar radiation
- Ecosystem productivity
-
Fossil fuel combustion alters the carbon cycle by extracting carbon from which store?
- Biospheric store
- Cryospheric store
- Geological store
- Atmospheric store
-
How does fossil fuel combustion impact the hydrological cycle?
- Lower sea levels
- Altered precipitation patterns
- Increased groundwater storage
- Constant river discharge
-
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%
-
Which atmospheric gas works alongside carbon dioxide to drive the natural greenhouse effect?
- Methane
- Helium
- Argon
- Nitrogen
-
What happens to a terrestrial carbon sink when forest cover decreases?
- It strengthens
- It weakens
- It stays balanced
- It expands
-
Which carbon store contains the vast majority of Earth's total carbon?
- Geological store
- Atmospheric store
- Terrestrial biosphere
- Surface ocean
-
What type of radiation is trapped by greenhouse gases like carbon dioxide?
- Outgoing longwave radiation
- Incoming shortwave radiation
- Gamma radiation
- Solar ultraviolet radiation
-
Fossil fuel combustion rapidly transfers carbon from which store into the atmosphere?
- Geological store
- Oceanic store
- Biospheric store
- Soil store
-
What key ecosystem metric is directly affected by changes in temperature and precipitation?
- Wave energy
- Soil texture
- Tectonic stability
- Biological productivity
-
What primary factor links the carbon cycle to changes in the hydrological cycle?
- Soil erosion
- Tectonic uplift
- Ocean acidification
- Global climate change
-
Soil health and plant productivity are directly enhanced by high levels of which component?
- Stored organic carbon
- Volcanic ash
- Calcium carbonate
- Atmospheric nitrogen
-
Which atmospheric change would weaken the natural greenhouse effect over time?
- Increased methane levels
- Rising carbon dioxide
- Reduced greenhouse gases
- Higher water vapour
-
What is the main human process altering global carbon pathways and stores?
- Geothermal extraction
- Fossil fuel combustion
- Nuclear fission
- Hydroelectric damming
-
Which biological process removes carbon dioxide from the atmosphere in both terrestrial and marine ecosystems?
- Combustion
- Decomposition
- Respiration
- Photosynthesis
-
Stored carbon in soils is essential for maintaining which key property?
- Atmospheric pressure
- Ecosystem productivity
- Solar absorption
- Crustal thickness
-
According to the specification, fossil fuel combustion alters carbon pathways with direct implications for which cycle?
- Phosphorus cycle
- Hydrological cycle
- Rock cycle
- Nitrogen cycle
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