Leaving Cert Biology: Human Nutrition, Digestion, Circulation & Defence questions

Human food processing and internal transport: digestion, blood, the heart and circulation, and the body's defence system.

51 past Biology questions on this topic, spanning 2015 to 2025, grouped by year. Every question opens on the exact page of the official paper, with its marking scheme beside it.

Human Nutrition, Digestion, Circulation & Defence question pack

Every past question on this topic, taken from the official exam papers and set out for printing. Free, no sign-up.

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2025 · 3 questions

Paper 1 · Q1660 marks

fungi, gas exchange, cell cycle

Paper 1 · Q1760 marks

skeleton, homeostasis, human reproduction

2024 · 3 questions

Q320 marks

human biology

Q1030 marks

seed dormancy, practical work

Q1660 marks

reproduction, endocrine system

2022 · 3 questions

Q620 marks

enzymes, lipids

Q720 marks

microbiology, viruses

Q1760 marks

evolution, reproduction

2021 · 2 questions

Q1460 marks

plant transport, vascular tissue

Q1660 marks

human biology, skin

2020 · 4 questions

Q120 marks

biomolecules, metabolism

Q830 marks

germination, seed, experiments

Q930 marks

dissection, experiments

Q1560 marks

plant hormones, tropisms, plant transport

Show 5 earlier years (2015 to 2019)

2019 · 3 questions

Q1460 marks

nervous system, endocrine system, musculoskeletal system

Q1560 marks

fungi, plant reproduction, rhizopus

2018 · 2 questions

Q1160 marks

nervous system, synapse

Q1560 marks

bacteria, antibiotics, eye

2017 · 1 question

Q1460 marks

viruses, adaptations

2016 · 4 questions

Q620 marks

cell cycle, interphase, cell division

Q830 marks

experiments

Q930 marks

seed dormancy, germination, enzymes

Q1560 marks

menstrual cycle, bones, disease

2015 · 2 questions

Q1160 marks

nutrition

Q1460 marks

nervous system, spinal cord, reproduction

Human Nutrition, Digestion, Circulation & Defence question pack

Every past question on this topic, taken from the official exam papers and set out for printing. Free, no sign-up.

Try a random question now →

0 of 0 doneSaved on this device.

2025 · 1 question

Q1760 marks

skeletal system, breathing system

2024 · 2 questions

Q1030 marks

experimentation

Q1660 marks

plant biology, flower structure, skin

2023 · 2 questions

Q320 marks

nutrition

Q1560 marks

respiratory system

2022 · 1 question

Q1760 marks

nervous system, evolution

2021 · 4 questions

Q520 marks

virology, microbiology

Q1030 marks

enzymes, seed germination

Q1460 marks

endocrine system, hormones

Show 6 earlier years (2015 to 2020)

2020 · 2 questions

Q620 marks

transport

Q1260 marks

breathing system, diffusion, gas exchange

2019 · 2 questions

Q930 marks

dissection, experimentation

Q1260 marks

nutrition, skeleton, muscles

2018 · 4 questions

Q730 marks

breathing, experimentation

Q930 marks

germination, food tests, experimentation

Q1260 marks

vascular tissue, skin, anatomy

Q1460 marks

human ear

2017 · 2 questions

Q420 marks

anatomy

Q1560 marks

sense organs, eye, breathing system

2016 · 2 questions

Q1260 marks

bacteria, endocrine system

Q1460 marks

excretion, urinary system, human reproduction

2015 · 2 questions

Q1360 marks

breathing system

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Questions come from the official State Examinations Commission papers. Every link opens the original PDF on examinations.ie. The topic packs reproduce the same questions unchanged, with the year, paper and question number printed on each one.