Data and graph items appear throughout Edexcel IGCSE biology past papers — describe trends, calculate from tables, plot or interpret graphs, and draw conclusions with units. Hub: biology past papers.

Technique

• State trend (increases/decreases/levels off) with data quote.
• Conclusion must answer the question asked — not repeat the trend only.
• Evaluate data — sample size, control, anomalies.

Pair with calculations guide · 4BI1.

Frequently asked questions

Draw graphs in past papers?

Practise on paper if your exam expects it — check spec.

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