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IB ESS SL 2.1.2 Species Definition Questions

Practise defining a biological species by linking membership to interbreeding and the production of fertile offspring in the exact IB ESS SL objective.

Syllabus
First assessment 2026
Course
ESS SL
Level
SL

Exam points

  • define the biological species concept by stating that members can interbreed and produce fertile offspring

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Study 2.1.2—Species definition conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB ESS SL 2.1.2 Species Definition Questions question 1

[Maximum number: 1]

Define the term species.

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