B3 Organisation & the Digestive System – Full 7 Lesson Bundle (AQA GCSE Biology & Combined Science) | PowerPoints, Worksheets, Required Practical, Exam Prep

• Fully editable 7-lesson bundle covering the complete B3 Organisation & the Digestive System unit for AQA GCSE Biology (Triple) and Combined Science Trilogy.

• Each lesson includes a high-quality PowerPoint, scaffolded worksheets (Foundation → Higher), retrieval activities, model answers, exam-style questions and homework tasks—all written precisely to the AQA specification.

• Includes FREE AI Long-Answer Marking where students can submit extended responses online and receive instant AQA-aligned feedback to improve structure, scientific vocabulary and reasoning.

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WHAT’S INCLUDED (7 FULL LESSONS)

⭐ B3.1 – Tissues & Organs
Introduction to biological organisation: cells → tissues → organs → organ systems.

⭐ B3.2 – The Human Digestive System
Structure and function of digestive organs; mechanical vs chemical digestion.

⭐ B3.3 – The Chemistry of Food
Biological molecules (carbs, lipids, proteins), food tests, energy calculations, required practical support.

⭐ B3.4 – Catalysts & Enzymes
Enzyme structure, active site, lock-and-key, denaturation, optimum conditions; exam-style graph work.

⭐ B3.5 – Factors Affecting Enzyme Action
Temperature, pH, collision theory, enzyme–substrate complexes, interpreting curves & data.

⭐ B3.6 – How the Digestive System Works
Digestion pathway, peristalsis, the role of bile, enzyme locations, villi structure & absorption.

⭐ B3.7 – Making Digestion Efficient
Adaptations for absorption; villi & microvilli; bile emulsification; increasing surface area for maximum efficiency.

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EACH LESSON INCLUDES:

• Editable PPTX slides with diagrams, animations and step-by-step explanations
• Scaffolded worksheets for Foundation and Higher tiers
• Retrieval practice starters + AfL checkpoints + exit tickets
• Practical worksheets (including food tests + digestive enzyme investigations)
• Graph and data interpretation tasks
• AQA-style exam questions (2–6 marks) with mark schemes and model answers
• Homework quizzes + revision sheets
• Full teacher answer keys

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BONUS FEATURE:

• FREE AI Long-Answer Marking – students can submit extended answers and receive instantly generated feedback aligned to AQA mark schemes (ideal for 4–6 mark enzyme/digestion questions).

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WHY TEACHERS LOVE THIS BUNDLE:

• Zero prep – everything is ready to teach immediately
• Perfectly aligned to AQA GCSE Biology (8461) & Combined Science Trilogy (8464)
• Clear Foundation → Higher differentiation
• Strong exam focus (graph skills, reasoning, extended answers)
• Practical skills included with technician-friendly guidance
• Print-friendly & fully editable for any classroom setup

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FORMAT:

• PPTX lesson slides
• DOCX/PDF worksheets & assessments
• Fully editable & print-friendly

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SPECIFICATION ALIGNMENT:

• AQA GCSE Biology (8461)
• AQA Combined Science Trilogy (8464)
• Suitable for both Foundation and Higher tiers