
Complete lesson covering plant defence mechanisms for Edexcel GCSE Biology.
This lesson explores how plants protect themselves against pathogens and herbivores through physical and chemical defences. Students learn about barriers such as the cellulose cell wall and waxy cuticle, as well as chemical defence mechanisms and their role in preventing infection and deterring organisms from feeding on plants.
The lesson includes opportunities for students to apply their knowledge using exam-style questions and consolidate key terminology and concepts.
Suitable for: Edexcel GCSE Biology / Combined Science
Topic: Plant Structures and their Functions – Plant Defence
Level: GCSE / KS4
Ideal for classroom teaching, revision, cover lessons or independent study.
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