Leaving Cert Biology 2019

The 2019 Leaving Cert Biology exam paper and official marking scheme, free below as direct PDF links from the State Examinations Commission archive.

Higher Level

Exam PaperMarking 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

Exam PaperMarking 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
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All PDFs open on the State Examinations Commission archive (examinations.ie). ExamAI links to them; we don't host or alter them.