# Leaving Cert Ag Science: Animal Health & Disease questions > Every Leaving Cert Ag Science exam question on Animal Health & Disease, grouped by level and year. Questions come from the official State Examinations Commission papers; every PDF link opens the original on examinations.ie. Canonical: https://examai.ie/past-papers/leaving-cert/ag-science/topic/animal-health-disease Diseases and parasites of farm animals, biosecurity, and the microbiology behind infection and food safety. 55 past Ag Science questions on this topic, spanning 2015 to 2026, grouped by year. Each links to its exact page in the official paper and marking scheme. ## Higher Level ### 2026 - Q4 (10 marks): dairy production, animal nutrition - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024ALP000EV.pdf#page=8) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024ALP000EV.pdf#page=14) - Q5 (10 marks): dairy production, farm technology - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024ALP000EV.pdf#page=9) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024ALP000EV.pdf#page=15) - Q6 (10 marks): sheep production, data interpretation - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024ALP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024ALP000EV.pdf#page=15) - Q14 (50 marks): clover, nitrogen fixation, reseeding - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024ALP000EV.pdf#page=24) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024ALP000EV.pdf#page=23) - Q17 (50 marks): beef production, liveweight gain, graph plotting - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024ALP000EV.pdf#page=34) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024ALP000EV.pdf#page=28) ### 2025 - Q4 (10 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2025/LC024ALP000EV.pdf#page=8) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2025/LC024ALP000EV.pdf#page=13) - Q11 (10 marks): export markets - [Paper](https://www.examinations.ie/archive/exampapers/2025/LC024ALP000EV.pdf#page=17) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2025/LC024ALP000EV.pdf#page=17) ### 2024 - Q15 (50 marks): animal nutrition, beef production - [Paper](https://www.examinations.ie/archive/exampapers/2024/LC024ALP000EV.pdf#page=28) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2024/LC024ALP000EV.pdf#page=20) ### 2023 - Q3 (10 marks): soil nutrients, animal nutrition - [Paper](https://www.examinations.ie/archive/exampapers/2023/LC024ALP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2023/LC024ALP000EV.pdf#page=13) - Q6 (10 marks): sheep - [Paper](https://www.examinations.ie/archive/exampapers/2023/LC024ALP000EV.pdf#page=9) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2023/LC024ALP000EV.pdf#page=14) - Q18 (50 marks): milk quality, udder anatomy, dairy - [Paper](https://www.examinations.ie/archive/exampapers/2023/LC024ALP000EV.pdf#page=37) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2023/LC024ALP000EV.pdf#page=27) ### 2022 - Q4 (10 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024ALP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024ALP000EV.pdf#page=16) - Q8 (10 marks): sustainability, pesticides, organic farming - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024ALP000EV.pdf#page=11) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024ALP000EV.pdf#page=19) - Q11 (10 marks): plant nutrition, active transport, mycorrhizae - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024ALP000EV.pdf#page=15) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024ALP000EV.pdf#page=22) - Q14 (50 marks): colostrum, calf rearing, animal housing - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024ALP000EV.pdf#page=23) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024ALP000EV.pdf#page=25) - Q18 (50 marks): sustainability, weed control, farm economics - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024ALP000EV.pdf#page=37) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024ALP000EV.pdf#page=31) ### 2021 - Q9 (10 marks): genomic selection, animal breeding - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024ALP000EV.pdf#page=14) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024ALP000EV.pdf#page=17) - Q11 (10 marks): reproduction, artificial insemination, digestive system - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024ALP000EV.pdf#page=16) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024ALP000EV.pdf#page=18) - Q12 (10 marks): pig production - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024ALP000EV.pdf#page=18) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024ALP000EV.pdf#page=19) - Q14 (50 marks): animal production systems, breed identification, animal welfare - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024ALP000EV.pdf#page=26) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024ALP000EV.pdf#page=22) ### 2020 - Q8 (48 marks): carbon cycle, greenhouse gases, digestion - [Paper](https://www.examinations.ie/archive/exampapers/2020/LC024ALP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2020/LC024ALP000EV.pdf#page=11) ### 2019 - Q3 (48 marks): suckler beef production, photosynthesis, silage - [Paper](https://www.examinations.ie/archive/exampapers/2019/LC024ALP000EV.pdf#page=4) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2019/LC024ALP000EV.pdf#page=7) - Q4 (48 marks): practical investigations, milk analysis, silage digestibility - [Paper](https://www.examinations.ie/archive/exampapers/2019/LC024ALP000EV.pdf#page=5) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2019/LC024ALP000EV.pdf#page=9) - Q8 (48 marks): plant anatomy, ruminant digestion, definitions - [Paper](https://www.examinations.ie/archive/exampapers/2019/LC024ALP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2019/LC024ALP000EV.pdf#page=13) ### 2018 - Q3 (48 marks): body condition score, crop cultivation, weed control - [Paper](https://www.examinations.ie/archive/exampapers/2018/LC024ALP000EV.pdf#page=4) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2018/LC024ALP000EV.pdf#page=7) - Q6 (48 marks): grassland management, reseeding, grass species - [Paper](https://www.examinations.ie/archive/exampapers/2018/LC024ALP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2018/LC024ALP000EV.pdf#page=11) ### 2016 - Q1 (60 marks): short answer, soil science, crop production - [Paper](https://www.examinations.ie/archive/exampapers/2016/LC024ALP000EV.pdf#page=2) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2016/LC024ALP000EV.pdf#page=5) - Q9 (48 marks): water transport, pig production, silage - [Paper](https://www.examinations.ie/archive/exampapers/2016/LC024ALP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2016/LC024ALP000EV.pdf#page=11) ### 2015 - Q4 (48 marks): experiments, grassland, crop trials - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024ALP000EV.pdf#page=3) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024ALP000EV.pdf#page=8) ## Ordinary Level ### 2026 - Q9 (10 marks): farm safety, calving, health and safety - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024GLP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024GLP000EV.pdf#page=15) - Q16 (50 marks): calf rearing, cattle breeds - [Paper](https://www.examinations.ie/archive/exampapers/2026/LC024GLP000EV.pdf#page=27) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2026/LC024GLP000EV.pdf#page=20) ### 2025 - Q2 (10 marks): animal husbandry, animal nutrition - [Paper](https://www.examinations.ie/archive/exampapers/2025/LC024GLP000EV.pdf#page=5) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2025/LC024GLP000EV.pdf#page=12) - Q11 (10 marks): animal welfare, dairy farming, farm technology - [Paper](https://www.examinations.ie/archive/exampapers/2025/LC024GLP000EV.pdf#page=13) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2025/LC024GLP000EV.pdf#page=15) ### 2024 - Q4 (10 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2024/LC024GLP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2024/LC024GLP000EV.pdf#page=13) ### 2023 - Q5 (10 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2023/LC024GLP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2023/LC024GLP000EV.pdf#page=13) - Q8 (10 marks): dairy production - [Paper](https://www.examinations.ie/archive/exampapers/2023/LC024GLP000EV.pdf#page=11) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2023/LC024GLP000EV.pdf#page=14) ### 2022 - Q7 (10 marks): plant nutrition, photosynthesis, roots - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024GLP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024GLP000EV.pdf#page=15) - Q8 (10 marks): nitrogen fixation, laboratory investigation - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024GLP000EV.pdf#page=11) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024GLP000EV.pdf#page=16) - Q11 (10 marks): beef production, liveweight gain - [Paper](https://www.examinations.ie/archive/exampapers/2022/LC024GLP000EV.pdf#page=14) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2022/LC024GLP000EV.pdf#page=18) ### 2021 - Q2 (10 marks): ruminant digestion, animal physiology - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024GLP000EV.pdf#page=5) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024GLP000EV.pdf#page=11) - Q6 (10 marks): sheep nutrition, ewe feeding - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024GLP000EV.pdf#page=9) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024GLP000EV.pdf#page=13) - Q8 (10 marks): farm safety, personal protective equipment - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024GLP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024GLP000EV.pdf#page=13) - Q13 (50 marks): animal welfare - [Paper](https://www.examinations.ie/archive/exampapers/2021/LC024GLP000EV.pdf#page=19) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2021/LC024GLP000EV.pdf#page=17) ### 2020 - Q7 (20 marks): farm practices, soil management - [Paper](https://www.examinations.ie/archive/exampapers/2020/LC024GLP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2020/LC024GLP000EV.pdf#page=6) ### 2019 - Q12 (60 marks): dairy production, calf rearing, milk hygiene - [Paper](https://www.examinations.ie/archive/exampapers/2019/LC024GLP000EV.pdf#page=12) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2019/LC024GLP000EV.pdf#page=12) ### 2018 - Q3 (20 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2018/LC024GLP000EV.pdf#page=3) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2018/LC024GLP000EV.pdf#page=5) - Q7 (20 marks): farm practices, soil ph, grassland management - [Paper](https://www.examinations.ie/archive/exampapers/2018/LC024GLP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2018/LC024GLP000EV.pdf#page=7) ### 2017 - Q4 (20 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2017/LC024GLP000EV.pdf#page=5) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2017/LC024GLP000EV.pdf#page=6) ### 2016 - Q6 (20 marks): invertebrates, pests - [Paper](https://www.examinations.ie/archive/exampapers/2016/LC024GLP000EV.pdf#page=7) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2016/LC024GLP000EV.pdf#page=6) - Q9 (60 marks): respiratory system, urinary system - [Paper](https://www.examinations.ie/archive/exampapers/2016/LC024GLP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2016/LC024GLP000EV.pdf#page=10) ### 2015 - Q2 (20 marks): classification, pests, invertebrates - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024GLP000EV.pdf#page=3) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024GLP000EV.pdf#page=5) - Q3 (20 marks): true or false, crops, nutrition - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024GLP000EV.pdf#page=3) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024GLP000EV.pdf#page=5) - Q6 (20 marks) - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024GLP000EV.pdf#page=6) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024GLP000EV.pdf#page=7) - Q9 (60 marks): cattle breeds, conformation, condition scoring - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024GLP000EV.pdf#page=8) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024GLP000EV.pdf#page=9) - Q11 (60 marks): digestive system, ruminants, calf rearing - [Paper](https://www.examinations.ie/archive/exampapers/2015/LC024GLP000EV.pdf#page=10) · [Marking scheme](https://www.examinations.ie/archive/markingschemes/2015/LC024GLP000EV.pdf#page=11) ## Related - [Scientific Practices & Investigation](https://examai.ie/past-papers/leaving-cert/ag-science/topic/scientific-practices-investigation) - [Soils](https://examai.ie/past-papers/leaving-cert/ag-science/topic/soils) - [Crops & Plant Science](https://examai.ie/past-papers/leaving-cert/ag-science/topic/crops-plant-science) - [Grassland & Forage](https://examai.ie/past-papers/leaving-cert/ag-science/topic/grassland-forage) - [Animal Production & Husbandry](https://examai.ie/past-papers/leaving-cert/ag-science/topic/animal-production-husbandry) - [Genetics & Breeding](https://examai.ie/past-papers/leaving-cert/ag-science/topic/genetics-breeding) - [Sustainability & Environment](https://examai.ie/past-papers/leaving-cert/ag-science/topic/sustainability-environment) - [Farm Management, Machinery & Safety](https://examai.ie/past-papers/leaving-cert/ag-science/topic/farm-management-machinery-safety) - [All Ag Science past papers](https://examai.ie/past-papers/leaving-cert/ag-science)