Cambridge O Level Biology Grade Predictor 2026 (5090)

Predictions for Cambridge O Level Biology 5090 are based on the historical average of official grade boundaries from the 2023–2026 May/June series. The Biology A*/grade-A* threshold has typically varied by about ±4 marks from year to year. Use the prediction as a guide for revision planning, not a guarantee of your actual grade.

Historically, Cambridge O Level Biology (5090) has needed around 164/200 marks for A*. The next grade down (A) typically opens at 138 marks. Enter your mock marks above to see exactly where your current performance sits and the gap to the next grade up.

Yes — enter the papers you've sat so far and leave the others blank. The tool scales your total proportionally to 200 marks (the full Cambridge O Level Biology 5090 mark total) and surfaces a partial-prediction warning so you know it's an estimate.

The Cambridge O Level Biology Grade Boundary Tracker shows you year-by-year published boundaries — useful for looking up a specific past paper's grade. The Grade Predictor takes your mock marks across all papers, combines them, and gives you a forward-looking prediction with marks-to-next-grade guidance.

Cambridge O Level Biology 5090 is assessed over 1 component: a single paper worth 200 marks. The total for the qualification is 200 marks. Enter your marks per component above for the most accurate prediction.