Browse syllabus-aligned notes for 3.1 Biodiversity and Evolution. Open each subtopic for focused explanations, examples, and summaries.
Browse summary cheatsheets for 3.1 Biodiversity and evolution
3.1A Biodiversity
9 minute read
3.1B Natural selection and speciation
3.1C Species diversity
12 minute read
3.1D Genetic Diversity and Reproductive Isolation (HL)
11 minute read
3.1E Biodiversity hotspots (HL)
8 minute read
3.1F Human activities and selective forces (HL)
3.1G Earth history and the Anthropocene (HL)
14 minute read
Topic 1: Foundation
Topic 2: Ecology
Topic 3: Conservation and biodiversity
3.1 Biodiversity and evolution
3.2 Human impact on biodiversity
3.3 Conservation and regeneration
Topic 4: Water
Topic 5: Land
Topic 6: Atmosphere and climate change
Topic 7: Natural resources
Topic 8: Human populations and urban systems
HL lenses