1. Which of the following best describes Aristotle's classification method? A) Based on genetic similarities B) Grouped by observable traits and habitats C) Pocused on embryonic development D) Considered homologous organs 2.What is the smallest taxonomic unit in the natural classification system? A) Genus B) Family (C) Species D) Order 3. Which of the following is NOT considered in natural classification? A) Protein structuré B) Skeletal structure C) Chromosome number D) Larval development 4.Who introduced the binomial nomence system? A) Aristotle B) John Ray C) Carl Linnaeus D) Charles Darwin 5. What is an example of analogous organs? (A) Human arm and bat wing B) Bird wing and butterfly wing C) Whale fin and horse leg D) Cat paw and lion paw