| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.HL.TZ1.18 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 18 | Adapted from | N/A |
Question
Which of the organisms A–D, identified by the key below, represents an Annelid?
Markscheme
B
Examiners report
Some teachers were concerned this question was testing the use of dichotomous keys rather than Annelids. Both were being tested. This question had quite a good discrimination index.
Syllabus sections
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