Leaving Cert Biology 2024

The 2024 Leaving Cert Biology exam papers and official marking scheme, free below as direct PDF links from the State Examinations Commission archive.

Higher Level

Section A&BSection CMarking Scheme
What's in the 2024 Higher Level paper?
  • Q1 lipids, biochemistry · 20 marks
  • Q2 scientific method · 20 marks
  • Q3 digestive system, human biology · 20 marks
  • Q4 plant biology, vascular tissue · 20 marks
  • Q5 cell biology, dna, genetics · 20 marks
  • Q6 biological terminology · 20 marks
  • Q7 genetic engineering, biotechnology · 20 marks
  • Q8 dna, practical work · 30 marks
  • Q9 enzymes, immobilisation, practical work · 30 marks
  • Q10 seed dormancy, digestive enzymes, practical work · 30 marks
  • Q11 plant reproduction, pollination, seeds · 60 marks
  • Q12 ecology, food webs, predator-prey · 60 marks
  • Q13 respiration, photosynthesis, metabolism · 60 marks
  • Q14 microbiology, bacteria, viruses · 60 marks
  • Q15 genetics, evolution, natural selection · 60 marks
  • Q16 reproduction, endocrine system, immune system · 60 marks
  • Q17 enzymes, fungi, excretion, cell division · 60 marks

Ordinary Level

Section A&BSection CMarking Scheme
What's in the 2024 Ordinary Level paper?
  • Q1 nutrition, proteins, biomolecules · 20 marks
  • Q2 yeast, cell biology, fungi, reproduction · 20 marks
  • Q3 mitosis, cell division, dna · 20 marks
  • Q4 viruses, microbiology · 20 marks
  • Q5 skeleton, anatomy, joints · 20 marks
  • Q6 true or false, general biology, cell biology · 20 marks
  • Q7 scientific method, experimentation · 20 marks
  • Q8 habitat study, ecology, fieldwork · 30 marks
  • Q9 enzymes, experimentation, temperature · 30 marks
  • Q10 circulatory system, exercise physiology, experimentation · 30 marks
  • Q11 ecology, food webs, pollution, conservation · 60 marks
  • Q12 metabolism, respiration, photosynthesis · 60 marks
  • Q13 evolution, genetics, punnett square, dna profiling · 60 marks
  • Q14 bacteria, microbiology, amoeba, classification · 60 marks
  • Q15 human reproduction, anatomy, fertility, birth control · 60 marks
  • Q16 plant biology, digestive system, flower structure, skin · 60 marks
  • Q17 seeds, germination, human ear, vegetative propagation, endocrine system · 60 marks

Revise Biology by topic

Scientific Method & the Study of LifeFood & BiomoleculesEcology & the EnvironmentCell Structure & DiversityEnzymes, Metabolism & Membrane TransportPhotosynthesis & RespirationCell Continuity: Cell DivisionGenetics, DNA & EvolutionDiversity of Organisms & MicrobiologyPlant BiologyHuman Nutrition, Digestion, Circulation & DefenceBreathing, Excretion & HomeostasisHuman Responses: Nervous, Senses, Endocrine & MusculoskeletalHuman Reproduction
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Questions come from the official State Examinations Commission papers. Every link opens the original PDF on examinations.ie.