Zadanie 1a
Explain how poor copper availability in soil can lead to copper deficiency in a sheep.
- Materiał graficzny
Energy transfer through feeding
Trace chemical energy from one organism to its consumer along a food chain.
Tę umiejętność sprawdza 7 zadań wzorowanych na arkuszach IB z lat 2022–2025.
Zadania sprawdzające tę umiejętność: 7 Otwórz w wyszukiwarce z filtrami
Zadanie 27
Which role does the snail occupy in the chain? A. Herbivore feeding on a producer B. Predator feeding on the duck C. Photosynthetic primary producer D. Decomposer feeding only on dead animals
- Materiał graficzny
Zadanie 2c
Suggest ecosystem changes that could follow an increase to850ppm.
- Materiał graficzny
Zadanie 5
(a) Outline the structure and properties of triglycerides. (b) Explain how energy moves through a photosynthetic ecosystem.
Zadanie 7
Water availability can influence which plants survive in a community. (a) Outline energy flow through a natural community. (b) Explain how natural selection can increase drought resistance in a wild plant population.
Zadanie 18
Which forms of energy enter the producer at X and pass to the primary consumer at Y? A. X: thermal; Y: nuclear B. X: chemical; Y: light C. X: light; Y: chemical D. X: kinetic; Y: thermal
- Materiał graficzny
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.