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Ecological Niches · Paper 1 — Free Biology SL Practice Questions

1FoundationMCQEcological niche concept1 markPaper 1~2 min
A grasshopper feeds on grass leaves during the day and a field mouse feeds on grass seeds at night; both live in the same grassland field. Which statement best describes the relationship between their ecological niches?
diagram

Solutions

2MasteryMCQEcological niche concept1 markPaper 1~2 min
Two species of anole lizard, Anolis evermanni and Anolis gundlachi, co-exist in the same tropical forest. A. evermanni perches on tree trunks and branches 1–3 m above the ground, while A. gundlachi occupies the forest floor among leaf litter. Both species prey on small insects. The spatial separation of these two species into distinct microhabitats is best described as:
diagram

Solutions

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