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2.2 Energy and biomass in ecosystems Lessons - IB Environmental systems and societies (ESS)

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2.2 Energy and biomass in ecosystems

IB Environmental systems and societies 2.2 Energy and Biomass in Ecosystems Lessons

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Written by official IB examiners

Lessons for 2.2 Energy and biomass in ecosystems - IB

This lesson delivers structured, step-by-step lessons that guide students through every part of the IB Environmental systems and societies (ESS) syllabus for 2.2 Energy and biomass in ecosystems. These lessons simplify complex ideas like sustainability assessment, biodiversity, and climate change modeling, while worked examples show how to approach IB-style questions.

Designed for both HL and SL learners, RevisionDojo lessons ensure students not only understand the theory but also know how to apply it in IB Paper exam situations.

With clear explanations, active learning checks, and a syllabus-first design, RevisionDojo makes revision less overwhelming and more effective.

2.2A First law of thermodynamics

2.2B Photosynthesis and cellular respiration

2.2C Second law of thermodynamics

2.2D Food Chain and Energy Loss

2.2H Pollutants and human activities

2.2I Productivity and Ecological efficiency (HL)

2.2J Modes of nutrition (HL)

2.1 Individuals, populations, communities and ecosystems

2.2 Energy and biomass in ecosystems

2.3 Biogeochemical cycles

2.4 Climate and biomes

2.5 Zonation, succession and change in ecosystems