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Cambridge · O Level · Biology

October/November 2021 — Paper 1 · Variant 2.

40 multiple-choice questions · 40 marks

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Topics covered

  • Diffusion and osmosis
  • Transpiration and translocation
  • Disease
  • Coordination and control
  • Respiration
  • Urinary system
  • Sexual reproduction in plants
  • Biotechnology
  • Temperature control
  • Inheritance
  • Human gas exchange
  • Variation
  • Cell structure and function
  • Effects of humans on ecosystems
  • Features of organisms
  • Leaf structure
  • Blood vessels
  • Nuclear division
  • Heart
  • Blood glucose control
  • Biological molecules
  • Nutrient cycles
  • Mammalian nervous system
  • Mineral nutrition
  • Blood
  • Human digestive system
  • Selection
  • Energy flow
  • Photosynthesis
  • Mammalian sense organs
  • Enzyme action
  • Sexual reproduction in humans
  • Diet

Questions in this paper

  • Q1Cell structure and functionMCQ
  • Q2Diffusion and osmosisMCQ
  • Q3Diffusion and osmosisMCQincludes a figure
  • Q4Enzyme actionMCQ
  • Q5PhotosynthesisMCQincludes a figure
  • Q6Leaf structureMCQincludes a figure
  • Q7Mineral nutritionMCQ
  • Q8Biological moleculesMCQ
  • Q9Human digestive systemMCQ
  • Q10DietMCQ
  • Q11Transpiration and translocationMCQincludes a figure
  • Q12Transpiration and translocationMCQ
  • Q13Blood vesselsMCQ
  • Q14BloodMCQ
  • Q15HeartMCQincludes a figure
  • Q16RespirationMCQ
  • Q17Human gas exchangeMCQ
  • Q18Human gas exchangeMCQincludes a figure
  • Q19Urinary systemMCQincludes a figure
  • Q20Temperature controlMCQ
  • Q21Mammalian sense organsMCQincludes a figure
  • Q22Mammalian nervous systemMCQincludes a figure
  • Q23Blood glucose controlMCQ
  • Q24Coordination and controlMCQincludes a figure
  • Q25Mammalian nervous systemMCQincludes a figure
  • Q26Features of organismsMCQ
  • Q27BiotechnologyMCQ
  • Q28Energy flowMCQ
  • Q29Nutrient cyclesMCQ
  • Q30Nutrient cyclesMCQincludes a figure
  • Q31DiseaseMCQ
  • Q32Effects of humans on ecosystemsMCQ
  • Q33Nuclear divisionMCQincludes a figure
  • Q34Sexual reproduction in plantsMCQincludes a figure
  • Q35Sexual reproduction in humansMCQincludes a figure
  • Q36DiseaseMCQ
  • Q37VariationMCQ
  • Q38InheritanceMCQ
  • Q39SelectionMCQ
  • Q40VariationMCQ

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