An ecologist sampled the plant species in two different meadows, Meadow X and Meadow Y. The results are shown in the table below:
| Plant Species | Number of individuals in Meadow X | Number of individuals in Meadow Y |
|---|---|---|
| Creeping buttercup (Ranunculus repens) | 45 | 15 |
| Common daisy (Bellis perennis) | 38 | 15 |
| Dandelion (Taraxacum officinale) | 3 | 15 |
| White clover (Trifolium repens) | 2 | 15 |
| Common yarrow (Achillea millefolium) | 2 | 0 |
Which of the following statements is correct?
Meadow X has a higher species richness and a higher index of diversity (ddd) than Meadow Y.
Meadow Y has a lower species richness but a higher index of diversity (ddd) than Meadow X.
Meadow X has a lower species richness but a higher species evenness than Meadow Y.
Meadow Y has a lower species richness and a lower index of diversity (ddd) than Meadow X.
24 exam-style questions on OCR A A Level Biology Biodiversity. Each one has a worked solution and a mark scheme showing where the marks go.