Loading subject…

A1.1 Water

A1.2 Nucleic acids

A2.1 Origins of cells (HL)

A2.2 Cell structure

A2.3 Viruses (HL)

A3.1 Diversity of organisms

A3.2 Classification and cladistics (HL)

A4.1 Evolution and speciation

A4.2 Conservation of biodiversity

B1.1 Carbohydrates and lipids

B1.2 Proteins

B2.1 Membranes and membrane transport

B2.2 Organelles and compartmentalization

B2.3 Cell specialization

B3.1 Gas exchange

B3.2 Transport

B3.3 Muscle and motility (HL)

B4.1 Adaptation to environment

B4.2 Ecological niches

C1.1 Enzymes and metabolism

C1.2 Cell respiration

C1.3 Photosynthesis

C2.1 Chemical signalling (HL)

C2.2 Neural signalling

C3.1 Integration of body systems

C3.2 Defense against disease

C4.1 Populations and communities

C4.2 Transfer of energy and matter

D1.1 DNA replication

D1.2 Protein synthesis

D1.3 Mutations and gene editing

D2.1 Cell and nuclear division

D2.2 Gene expression (HL)

D2.3 Water potential

D3.1 Reproduction

D3.2 Inheritance

D3.3 Homeostasis

D4.1 Natural selection

D4.2 Sustainability and change

D4.3 Climate change

IB Biology Topic C1.3: Photosynthesis Lessons

Written by IB Experts

This lesson delivers structured, step-by-step lessons that guide students through every part of the IB Biology syllabus for C1.3 Photosynthesis. These lessons simplify complex ideas like molecular biology, evolutionary mechanisms, and homeostasis, 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.

C1.3.1 Transformation of light energy to chemical energy

C1.3.2 Conversion of carbon dioxide to glucose in photosynthesis

C1.3.3 Oxygen as a by-product of photosynthesis

C1.3.4 Separation and identification of photosynthetic pigments by chromatography

C1.3.5 Absorption of specific wavelengths of light by photosynthetic pigments

C1.3.6 Similarities and differences of absorption and action spectra

C1.3.7 The effects of limiting factors on the rate of photosynthesis

C1.3.8 Carbon dioxide enrichment experiments

C1.3.9 Photosystems (HL)

C1.3.10 Advantages of the structured array of different types of pigment molecules (HL)

C1.3.11 Generation of oxygen by the photolysis of water in photosystem II (HL)

C1.3.12 ATP production by chemiosmosis in thylakoids (HL)

C1.3.13 Reduction of NADP by photosystem I (HL)

C1.3.14 Thylakoids as systems for performing the light-dependent photosynthesis reactions (HL)

C1.3.15 Carbon fixation by Rubisco (HL)

C1.3.16 Synthesis of triose phosphate using reduced NADP and ATP (HL)

C1.3.17 Regeneration of RuBP in the Calvin cycle using ATP (HL)

C1.3.18 Synthesis of carbohydrates, amino acids and other carbon compounds (HL)

C1.3.19 Interdependence of the light-dependent and light-independent reactions (HL)

IB Biology Topic C1.3: Photosynthesis Lessons

A - Unity and Diversity

B - Form and Function

C - Interaction and Interdependence

D - Continuity and Change

IB Biology Topic C1.3: Photosynthesis Lessons

A - Unity and Diversity

B - Form and Function

C - Interaction and Interdependence

D - Continuity and Change

Lessons for C1.3 Photosynthesis - IB

IB Biology Topic C1.3: Photosynthesis Lessons