Leaving Cert Biology 2019

The 2019 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 2019 Higher Level paper?
  • Q1 food, carbohydrates, lipids, vitamins · 20 marks
  • Q2 scientific method, experimental design, hypothesis · 20 marks
  • Q3 tissues, organisation, tissue culture, stem cells · 20 marks
  • Q4 mitosis, cell division, microscopy · 20 marks
  • Q5 blood, red blood cells, circulatory system · 20 marks
  • Q6 breathing system, gas exchange, alveoli · 20 marks
  • Q7 food tests, microscopy, dna extraction, osmosis · 30 marks
  • Q8 fermentation, yeast, anaerobic respiration, experiments · 30 marks
  • Q9 plant structure, microscopy, dicotyledon, tissues · 30 marks
  • Q10 ecology, nutrient cycles, predation, conservation · 60 marks
  • Q11 dna, protein synthesis, genetics, sex linkage · 60 marks
  • Q12 metabolism, enzymes, photosynthesis · 60 marks
  • Q13 human reproduction, contraception, menstrual cycle, embryo development · 60 marks
  • Q14 nervous system, endocrine system, musculoskeletal system, immunity · 60 marks
  • Q15 fungi, digestive system, plant reproduction, rhizopus · 60 marks

Ordinary Level

Section A&BSection CMarking Scheme
What's in the 2019 Ordinary Level paper?
  • Q1 nutrition, vitamins, biomolecules · 20 marks
  • Q2 cell division, mitosis, cancer · 20 marks
  • Q3 plant biology, plant tissues, plant organs · 20 marks
  • Q4 menstrual cycle, reproduction, fertility, hormones · 20 marks
  • Q5 ecology, true or false, food chains · 20 marks
  • Q6 microscope, laboratory techniques, cell biology · 20 marks
  • Q7 photosynthesis, experimentation, light intensity · 30 marks
  • Q8 food tests, experimentation, proteins, reducing sugar · 30 marks
  • Q9 heart, dissection, experimentation, circulatory system · 30 marks
  • Q10 ecology, pollination, mark and recapture, adaptation · 60 marks
  • Q11 genetics, monohybrid cross, evolution, natural selection · 60 marks
  • Q12 nutrition, digestive system, skeleton, muscles · 60 marks
  • Q13 respiration, enzymes, diffusion, osmosis · 60 marks
  • Q14 viruses, bacteria, endocrine system, vegetative propagation · 60 marks
  • Q15 nervous system, kidney, excretion, unicellular organisms · 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.