A researcher records the numbers of fern plants produced by two methods and the numbers that survived a dry period.
| Method | Plants produced | Plants surviving |
|---|---|---|
| Asexual reproduction | 200 | 110 |
| Sexual reproduction | 150 | 90 |
Which comparison of the proportions surviving is supported by the data?
A greater proportion survived in the sexual reproduction group.
The proportions cannot be compared, as the group sizes differ.
A greater proportion survived in the asexual reproduction group.
The same proportion survived in both groups.
92 exam-style questions on Edexcel GCSE Biology 3.1 Reproduction and meiosis, covering 3.1.1 Advantages and disadvantages of reproduction and 3.1.2 Role of meiotic cell division. Each one has a worked solution and a mark scheme showing where the marks go.