IB Biology SL 4.2.18 Carbon sinks and storage Question Bank
Practise IB Biology SL 4.2.18 by explaining how carbon is stored and released in ecosystems.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Identify carbon sinks and reservoirs in the carbon cycle.
- Explain how land or ocean processes change atmospheric carbon storage.
C4.2.18—Carbon sinks and sources question 1
[Maximum number: 1]
Carbon sinks are any reservoirs that absorb and store carbon dioxide from the atmosphere. Which process increases the size of the carbon sink in oceans?
A
Photosynthesis
B
Respiration
C
Ocean acidification
D
Decomposition
A
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