An environmental group is assessing four changes to habitats.
| Change to a habitat | Effect on biodiversity |
|---|---|
| restoring a drained peat bog | |
| making part of the sea a marine protected area | |
| building houses on a wetland | |
| spraying insecticide on farmland |
Complete the table by writing increases or decreases for each change.
109 exam-style questions on OCR GCSE Biology 6.1 Monitoring and maintaining the environment, covering 6.1.1 Field investigation of distribution and abundance, 6.1.2 Human interactions and biodiversity, 6.1.3 Maintaining biodiversity, and 6.1.4 Environmental change and distribution of organisms. Each one has a worked solution and a mark scheme showing where the marks go.