| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.SL.TZ2.22 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Define | Question number | 22 | Adapted from | N/A |
Question
What is the biological definition of the term evolution?
A. The changes shown by fossils over millions of years
B. The transmission of favourable variations to offspring
C. The cumulative change in the heritable characteristics of a population
D. The promotion of variation in a species by sexual reproduction
Markscheme
C
Examiners report
[N/A]
Syllabus sections
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