Biology 0610 · 19 Organisms and their environment
19.4 Populations
Define populations, communities, and ecosystems, and explain factors affecting population growth and phases of the sigmoid growth curve.
- Questions
- 95
- Years
- 2015–2026
- Multiple choice
- 68
- Written answer
- 27
- Average marks
- 3.9
Practise organisms and their environment questions with instant markingTeachers: build a worksheet from past papers
Where this subtopic appears
- Paper 2variants 21, 22, 2337
- Paper 1variants 11, 12, 1335
- Paper 4variants 41, 42, 4310
- Paper 3variants 31, 329
- Paper 5variants 51, 532
- Paper 6variants 632
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 3 | 13 | – | 16 |
| 2023 | – | 2 | 4 | 6 |
| 2022 | 1 | 6 | 6 | 13 |
| 2021 | 2 | 4 | 5 | 11 |
| 2020 | – | 5 | – | 5 |
| 2019 | – | 4 | 1 | 5 |
| 2018 | 2 | 3 | 6 | 11 |
| 2017 | 2 | 5 | 3 | 10 |
| 2016 | – | 4 | 5 | 9 |
| 2015 | 2 | 5 | 2 | 9 |
