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
Find out more Download brochure

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!

B4.2 Ecological niches - eBook

Theme B - Form and function & Level 4 - Ecosystems This topic explores the meaning of the term ecological niche with a focus on oxygen tolerance and modes of nutrition. Students are introduced to the ideas and they follow activities to use key words and concepts. The terms obligate and facultative are used with respect to aerobe, anaerobe, autrotroph and mixotroph. Interactive eBook pages - for knowledge and...

Help