Classifying organisms
Scientific classification is the process of grouping living organisms into certain categories based on their characteristics, traits, and appearance. The order of scientific classification is kingdom, phylum, class, order, family, genus, and species. Each time we move to a different classification category, the groups get smaller and more specific. Read More...
◂Science Worksheets and Study Guides Fourth Grade. Classifying organisms
Study Guide
Classifying organisms 
Worksheet/Answer key
Classifying organisms Worksheet/Answer key
Classifying organisms Worksheet/Answer key
Classifying organisms Vocabulary/Answer key
Classifying organisms Vocabulary/Answer key
Classifying organisms Vocabulary/Answer key
Classifying organisms Vocabulary/Answer key
Classifying organisms
Worksheet/Answer keyWorksheet/Answer keyWorksheet/Answer keyVocabulary/Answer keyVocabulary/Answer keyVocabulary/Answer keyVocabulary/Answer keyThe resources above cover the following skills:
The Living Environment: Students understand that cells are the basic unit of life, that all life as we know it has evolved through genetic transfer and natural selection to create a great diversity of organisms, and that these organisms create interdependent webs through which matter and energy flow. Students understand similarities and differences between humans and other organisms and the interconnections of these interdependent webs.
Biodiversity: Students compare living things based on their behaviors, external features, and environmental needs.
Describe how living things can be sorted in many ways, depending on which features or behaviors are used to sort them, and apply this understanding to sort living things.