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Data & Graph Biology GCSE Questions: Interpretation Guide
GCSE

Data & Graph Biology GCSE Questions: Interpretation Guide

Tutopiya Team Educational Expert
• 8 min read
Last updated on

“Using Figure 2…” appears on almost every GCSE Biology paper. These biology GCSE questions test whether you read the stimulus, not only your revision notes.

Hub: Biology GCSE questions · Command word Use: AQA Biology command words.

Question types with data

Describe a trend (2–3 marks)

  • Describe the pattern in the rate of photosynthesis between 20°C and 35°C.

Quote values from axes (increases, peaks at 30°C, then decreases).

Suggest using data (3–4 marks)

  • Using Figure 1, suggest one reason why species B declined.

Link observation from graphbiological explanation (habitat loss, predator increase, etc.).

Plot or complete a graph

  • Label axes with quantity and unit
  • Sensible scale, points plotted accurately, line of best fit or bar chart as appropriate

Compare groups

  • Compare the mean heart rate before and after exercise in Table 1.

Use data: Group A mean 72 bpm, Group B mean 110 bpm—increase of…

Evaluate reliability

  • Suggest one limitation of the investigation shown.

Sample size, control, anomaly, measuring technique.

Phrases that score vs waste marks

WeakStrong
“It goes up”“Rate increases from 4 to 9 arbitrary units between 10°C and 25°C”
“Pollution is bad”“Figure shows dissolved oxygen falls after 2010, which may reduce aquatic respiration”

FAQ

Can I answer without mentioning the figure?

Usually no for “using the information” questions—examiners penalise generic notes.

Maths skills →

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