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Extended response questions -- typically worth 6 marks -- are among the most challenging and rewarding parts of the Edexcel A-Level Biology exam. They test your ability to construct a coherent, detailed argument using correct scientific terminology. This lesson covers the technique for answering these questions, including planning, structure, quality of written communication (QWC), and model answer examples.
Extended response questions are indicated by an asterisk (*) next to the question number in the exam paper. They are assessed using a levels-based mark scheme rather than a point-by-point mark scheme.
| Feature | Detail |
|---|---|
| Mark allocation | Usually 6 marks |
| Indicator | Asterisk (*) next to the question number |
| Mark scheme type | Levels-based (Level 1, Level 2, Level 3) |
| Key skills tested | AO1 (knowledge), AO2 (application), AO3 (evaluation), QWC |
Examiners assess extended response answers holistically, placing them into one of three levels:
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