A4.1 Evolution and speciation • question bank
A4.1 Evolution and speciation Question Bank for IB Biology HL
Practise 77 available IB Biology HL questions for this unit in one focused question flow.
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A4.1 Evolution and speciation syllabus topics
This IB Biology HL question bank groups available practice from 11 related syllabus topics. Review a topic before practising if you need to rebuild the underlying concept.
- A4.1.1 Evolution as change in the heritable characteristics of a population
- A4.1.2 Evidence for evolution from base sequences in DNA or RNA and amino acid sequences
- A4.1.3 Evidence for evolution from selective breeding of domesticated animals and crop plants
- A4.1.4 Evidence for evolution from homologous structures
- A4.1.5 Convergent evolution as the origin of analogous structures
- A4.1.6 Speciation by splitting of pre-existing species
- A4.1.7 Roles of reproductive isolation and differential selection in speciation
- A4.1.8 Differences and similarities between sympatric and allopatric speciation (HL)
- A4.1.9 Adaptive radiation as a source of biodiversity (HL)
- A4.1.10 Barriers to hybridization and sterility of interspecific hybrids (HL)
- A4.1.11 Abrupt speciation in plants by hybridization and polyploidy (HL)