Zadanie 7
Outline stages of the carbon cycle involving plants or materials originating from plants.
Net carbon uptake and release by ecosystems
Compare photosynthesis and respiration to determine whether an ecosystem acts as a carbon sink or source.
Tę umiejętność sprawdzają 3 zadania wzorowane na arkuszach IB z lat 2022–2023.
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Zadanie 6
Plants participate in energy flow and carbon cycling. (a) Outline energy flow through an ecosystem. (b) Describe how plants influence atmospheric carbon dioxide.
Zadanie 19
Which process directly fixes dissolved inorganic carbon into organic matter and can contribute to a net ocean carbon sink when it exceeds respiratory release? A. Respiration by fish B. Photosynthesis by phytoplankton C. Oxidation of dead organic matter D.…