Leaving Cert Biology: Human Responses: Nervous, Senses, Endocrine & Musculoskeletal

How the human body detects and responds to stimuli: nervous system, senses, hormones, and the skeleton and muscles.

43 past Biology questions on this topic, spanning 2015-2025. Each is listed under the year it appeared; open a year for the official exam paper and marking scheme PDFs.

2025 · 5 questions

Higher Paper 1 Q14 nervous system, senses, neurons, eye and ear · 60 marks · marking scheme
Higher Paper 1 Q17 circulation, skeleton, homeostasis, human reproduction · 60 marks · marking scheme
Ordinary Q6 nervous system, endocrine system, sense organs · 20 marks · marking scheme
Ordinary Q15 human reproduction, menstrual cycle, hormones · 60 marks · marking scheme
Ordinary Q17 circulatory system, skeletal system, breathing system, immune system · 60 marks · marking scheme

2024 · 3 questions

Higher Q16 reproduction, endocrine system, immune system · 60 marks · marking scheme
Ordinary Q5 skeleton, anatomy, joints · 20 marks · marking scheme
Ordinary Q17 seeds, germination, human ear, vegetative propagation, endocrine system · 60 marks · marking scheme

2023 · 5 questions

Higher Q3 skeletal system, human biology · 20 marks · marking scheme
Higher Q17 endocrine system, nervous system, plant tissue · 60 marks · marking scheme
Ordinary Q7 nervous system, neuron structure · 20 marks · marking scheme
Ordinary Q16 excretion, senses, plant biology · 60 marks · marking scheme
Ordinary Q17 skeletal system, endocrine system, microbiology · 60 marks · marking scheme

2022 · 3 questions

Higher Q16 nervous system, human body, musculoskeletal system · 60 marks · marking scheme
Ordinary Q16 reproduction, microbiology, musculoskeletal system · 60 marks · marking scheme
Ordinary Q17 nervous system, evolution, circulatory system · 60 marks · marking scheme

2021 · 5 questions

Higher Q5 human reproduction, embryo development, hormones · 20 marks · marking scheme
Higher Q7 musculoskeletal system, bones, anatomy · 20 marks · marking scheme
Higher Q17 diversity of organisms, nervous system, osmosis · 60 marks · marking scheme
Ordinary Q7 musculoskeletal system, joints, bone disorders · 20 marks · marking scheme
Ordinary Q14 digestion, endocrine system, hormones · 60 marks · marking scheme

2020 · 3 questions

Higher Q5 the senses, eye, ear, skeletal system · 20 marks · marking scheme
Higher Q6 nervous system, neuron, nerve impulse · 20 marks · marking scheme
Ordinary Q15 human eye, flower structure, human reproduction, anatomy · 60 marks · marking scheme

2019 · 5 questions

Higher Q14 nervous system, endocrine system, musculoskeletal system, immunity · 60 marks · marking scheme
Ordinary Q4 menstrual cycle, reproduction, fertility, hormones · 20 marks · marking scheme
Ordinary Q12 nutrition, digestive system, skeleton, muscles · 60 marks · marking scheme
Ordinary Q14 viruses, bacteria, endocrine system, vegetative propagation · 60 marks · marking scheme
Ordinary Q15 nervous system, kidney, excretion, unicellular organisms · 60 marks · marking scheme

2018 · 5 questions

Higher Q11 blood, heart, nervous system, synapse · 60 marks · marking scheme
Higher Q14 seeds, germination, leaf structure, endocrine system · 60 marks · marking scheme
Higher Q15 bacteria, antibiotics, immunity, eye · 60 marks · marking scheme
Ordinary Q2 skeleton, joints, anatomy · 20 marks · marking scheme
Ordinary Q14 human ear, immunity, vaccination, teeth · 60 marks · marking scheme

2017 · 3 questions

Higher Q15 homeostasis, breathing system, skeletal system, human reproduction · 60 marks · marking scheme
Ordinary Q13 nervous system, reflex arc, brain, endocrine system · 60 marks · marking scheme
Ordinary Q15 sense organs, eye, circulatory system, breathing system · 60 marks · marking scheme

2016 · 5 questions

Higher Q13 plant growth regulators, ear, eye, sense organs · 60 marks · marking scheme
Higher Q15 circulatory system, menstrual cycle, bones, disease · 60 marks · marking scheme
Ordinary Q4 skeleton, anatomy, musculoskeletal disorders · 20 marks · marking scheme
Ordinary Q12 defence against disease, bacteria, endocrine system · 60 marks · marking scheme
Ordinary Q15 vegetative propagation, seeds, viruses, nervous system · 60 marks · marking scheme

2015 · 1 question

Higher Q14 immune system, nervous system, spinal cord, reproduction · 60 marks · marking scheme

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