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Classify evolutionary relationships
Free printable Grade 7 science worksheet for "Classify evolutionary relationships" — practice evolution and natural selection. No-prep, print or assign online.
Middle school students in grades 6–8 practice classifying evolutionary relationships between organisms, deepening their understanding of how evidence from anatomy, genetics, and fossils reveals shared ancestry. Teachers can use this worksheet to reinforce the concept of phylogeny and to prompt critical thinking about how scientists group living things. It fits a Life Science unit on evolution and natural selection where classification connects to deeper patterns of life.
Learning objectives
- Classify organisms based on shared evolutionary characteristics
- Interpret evidence used to determine evolutionary relationships
- Explain how classification reflects common ancestry
Answer Key

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