Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

Species concepts - model answers

This page shows suggestions of model answers for the activities on the SL activities page Species & binomial names (2025) These are suggestions, not mark schemes, and many other wordings are also correct answers.The last question aims to promote discussion about the limits of the Biological species concept. Access to this page is filtered for students. Teachers can control visibility of this page for students in the...

Help