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Biodiversity, Taxonomic Domains, and the Tree of Life

10th Grade · Science · Open Global Science

8 lessons

Goal

Classify organisms across three domains and major kingdoms using cladistics, dichotomous keys, and structural/life-cycle adaptations.

8 lessons
0 of 8 done
  1. Using Dichotomous Keys for IdentificationUp next
  2. Building Phylogenetic Trees from Multiple Lines of EvidenceNot started yet
  3. Acellular Infectious Entities: Viruses, Viroids, and PrionsNot started yet
  4. Domains Bacteria and Archaea: Cellular Structure and Metabolic DiversityNot started yet
  5. Kingdom Protista: Protozoans, Algae, and Slime MoldsYou are here
  6. Kingdom Fungi: Hyphal Architecture, Nutrition, and Spore Life CyclesNot started yet
  7. Kingdom Plantae: Alternation of Generations from Bryophytes to AngiospermsNot started yet
  8. Kingdom Animalia: Invertebrate Body Plans and Vertebrate AdaptationsNot started yet
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Learning standards covered

GlobalOGS.11.LS.EV.6Open Global Science Standards 2026™ · 10th Grade

Classify biodiversity and biological domains using phylogenetic trees and dichotomous keys; describe morphological and life-cycle traits of viruses, viroids, prions, bacteria, archaea, protists, fungi, plants, and animal phyla.