| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.SL.TZ2.22 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 22 | Adapted from | N/A |
Question
The diagram below shows a population growth curve.
At which time in the population growth curve does the population size begin to decline?
A Between the time marked 1 and 2
B. During the time marked 2
C Between the time marked 2 and 3
D. The graph does not show a time when population size declines
Markscheme
D
Examiners report
N/A
Syllabus sections
Option C: Ecology and conservation » Option C: Ecology and conservation (Additional higher level topics) » C.5 Population ecology
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