Practice - A3.2 Classification and Cladistics (HL Only)
Practice Questions
Test your understanding with targeted questions
What are the three domains of life?
💡 Hint: Think of the basic classification categories.
Define binomial nomenclature.
💡 Hint: What name format do scientists use when naming animals?
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which domain consists of prokaryotic organisms with peptidoglycan?
💡 Hint: Think of the structure that makes bacterial cells distinct.
True or False: All synapomorphies are shared characters from the most recent common ancestor.
💡 Hint: What do we call traits that define a group based on ancestry?
1 more question available
Challenge Problems
Push your limits with advanced challenges
Using examples, explain how the parsimony principle applies in constructing cladograms.
💡 Hint: Think about why fewer changes might be a more reliable indicator of evolutionary development.
Construct a hypothetical cladogram for four fictional species based on two shared derived traits and discuss your reasoning.
💡 Hint: What traits would you highlight? How do they indicate common ancestry?
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Reference links
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