All Biology papers
Cambridge · O Level · Biology
October/November 2025 — Paper 1 · Variant 2.
7 multiple-choice questions · 7 marks
Download question paper (PDF)Mark scheme — for enrolled students
The mark scheme comes with the Biology course.
Topics covered
- Diffusion and osmosis
- Mineral nutrition
- Diet
- Mammalian nervous system
- Biotechnology
- Selection
- Nutrient cycles
Questions in this paper
- Q1Cell structure and functionMCQincludes a figure
- Q2DiseaseMCQ
- Q3Diffusion and osmosisMCQ
- Q4Biological moleculesMCQ
- Q5Biological moleculesMCQ
- Q6Effects of temperature and pHMCQ
- Q7Leaf structureMCQincludes a figure
- Q8PhotosynthesisMCQ
- Q9Mineral nutritionMCQ
- Q10Transpiration and translocationMCQincludes a figure
- Q11DietMCQ
- Q12Human gas exchangeMCQincludes a figure
- Q13Absorption and assimilationMCQ
- Q14Anaerobic respirationMCQincludes a figure
- Q15Anaerobic respirationMCQincludes a figure
- Q16Aerobic respirationMCQ
- Q17Blood vesselsMCQ
- Q18HeartMCQ
- Q19BloodMCQ
- Q20Mammalian nervous systemMCQ
- Q21AntibioticsMCQ
- Q22ImmunityMCQ
- Q23ExcretionMCQ
- Q24Temperature controlMCQincludes a figure
- Q25Blood glucose controlMCQ
- Q26HomeostasisMCQ
- Q27Coordination and response in plantsMCQ
- Q28Sexual reproduction in plantsMCQincludes a figure
- Q29Nuclear divisionMCQincludes a figure
- Q30VariationMCQ
- Q31InheritanceMCQ
- Q32InheritanceMCQincludes a figure
- Q33VariationMCQincludes a figure
- Q34SelectionMCQ
- Q35BiotechnologyMCQ
- Q36Genetic modificationMCQ
- Q37Energy flowMCQincludes a figure
- Q38Nutrient cyclesMCQincludes a figure
- Q39Energy flowMCQ
- Q40Nutrient cyclesMCQincludes a figure
Enrolled students get the full paper bank for Biology. See the course