Zadanie 5b
Distinguish parasitism from mutualism and give one example of each.
Reciprocal benefits in mutualistic partnerships
Explain what each partner gains in legume nodules, orchid mycorrhizae and coral–algal associations.
Tę umiejętność sprawdza 9 zadań wzorowanych na arkuszach IB z lat 2023–2026.
Zadania sprawdzające tę umiejętność: 9 Otwórz w wyszukiwarce z filtrami
Zadanie 26
In a lichen, a fungus provides a protected setting and mineral access, while its photosynthetic partner supplies organic compounds. How is this interaction classified? A. Competition within one species B. Mutualism between different species C. Parasitism…
Zadanie 26
Certain gut bacteria receive nutrients and a habitat from a mammal while supplying vitamins that benefit the host. What is the relationship? A. Parasitism B. Mutualism C. Predation D. Competitive exclusion
Zadanie 27
Rhizobial bacteria live in root nodules of a legume. Which exchange makes this association mutualistic? A. Bacteria obtain oxygen and supply all carbon needed by the plant B. Bacteria consume all plant nitrogen and provide no benefit C. The plant consumes…
Zadanie 5a
Explain the ecological relationship between the bird and the flowering plant.
Zadanie 13
In a hypothetical woodland, a seed-eating rodent stores tree seeds underground. Some stored seeds are never recovered. (i) Describe how both the rodent and tree can benefit. (ii) Identify the rodent’s trophic level when eating these seeds.
Zadanie 13
A hypothetical coral experiment compares three water temperatures. The scattergraph tracks symbiotic algal density over ten weeks. Using the data, explain the effect of temperature on coral bleaching.
- Materiał graficzny
Zadanie 13a
Reef-building coral polyps contain photosynthetic algal partners within their tissues. Describe the relationship between the two organisms.
Zadanie 13b
A model heating experiment measures oxygen production by the algal partners and oxygen consumption by the association. In this model, visible bleaching occurs above 33.5°C. (i) Distinguish the temperatures at which further warming begins to reduce the two…
- Materiał graficzny