Question regarding Topic 7 can be found in the following past papers of:
1) International A Level Syllabus 2018
Question
Month Year Unit Question Theme Description of the Question
Number
Exploring the oxygen dissociation
Haemoglobin and
January 2020 1 7 curve of haemoglobin and its
Oxygen Transport
behavior at different altitudes.
Structure of the cell membrane,
Cell Membrane
January 2021 1 5 cholesterol in cell membranes,
Structure
permeability of cell membranes
Dissecting and identifying heart
Heart Structure and structures, hypertrophic
January 2021 3 3
Function cardiomyopathy, effects of exercise
on heart and artery thickness
Effect of training on muscle
January 2021 5 2 Muscle Training strength and fiber types, structural
differences in muscle fibers
Sarcomere structure, muscle
Muscle Structure
contraction, ATP hydrolysis,
January 2021 5 4 and Mitochondrial
mitochondrial disease effects on
Diseases
muscle
Exercise and Cardiac Changes in heart rate post-exercise,
January 2021 5 6
Output heart rate control mechanisms
Utilizing a respirometer to measure
Respirometer Usage
January 2021 6 2 oxygen uptake during maggot
in Maggots
respiration.
Structure and role of collagen,
Collagen in the
January 2022 1 5 impact of age and sex on collagen
Aorta
types and aortic stiffness
Ant Sperm Investigating adaptations in desert
January 2022 2 8
Adaptation ant sperm.
Mitochondrial Describing ATP synthesis in
January 2022 5 1
Function mitochondria.
Muscle, Bone, and Understanding the physiology of
January 2022 5 2
Joint Movement muscle movement.
Planning an experiment to test the
hypothesis regarding the effect of
Yeast Respiration
January 2022 6 4 temperature on yeast respiration.
Investigation
, Question
Month Year Unit Question Theme Description of the Question
Number
Questions on the stages of aerobic
respiration, including the products
June 2021 5 1 Aerobic Respiration
of each stage and the energy yield
from glucose.
Questions about the kidney's role in
Kidney Function and homeostasis, including mechanisms
June 2021 5 4
Homeostasis of urine production and
reabsorption.
Questions about the cardiac cycle,
Cardiac Cycle and
June 2021 5 6 its regulation, and changes during
Exercise
exercise.
Questions based on an article about
Muscle Performance skeletal muscle performance and
June 2021 5 8
and Ageing aging, focusing on changes in
muscle structure and function.
Questions about fertilization in
mammals, including the role of
Mammalian
June 2022 2 6 organelles in sperm cells and the
Fertilization
effectiveness of acrosin enzyme in
fertilization.
Kidney Function and Structure of Bowman’s capsule and
June 2022 5 2
Homeostasis mechanisms of urine formation.
Differences in mitochondria in
Mitochondria and
June 2022 5 7 muscle fibers and the role of ATP in
Muscle Fibers
muscle contraction.
Explaining the urea cycle and
Urea Cycle and
October 2019 1 8 discussing a genetic disorder
Disorders
related to it.
Questions about blood types,
Blood Types and
October 2020 4 8 transfusions, and immune
Transfusions
response.
Questions on anaerobic and aerobic
Respiration and
October 2020 5 1 respiration, including the Krebs
Energy
cycle and ATP synthesis.
Exploring the structure and function
October 2020 5 2 Kidney Function of the kidney, including nephron
structure and ultrafiltration.
Investigating the relationship
Exercise and Cardiac between exercise intensity and
October 2020 5 4
Output heart rate, and effects of regular
swimming on cardiac output.
, Question
Month Year Unit Question Theme Description of the Question
Number
Studying the effect of protease
Protease Activity on
October 2021 3 3 concentration on the digestion of
Gelatine
gelatine.
Examining the role of calcium ions
in muscle fiber contraction and the
October 2021 5 1 Muscle Physiology
characteristics of muscle fibers in
athletes.
Exploring homeostasis and
Homeostasis and
feedback mechanisms in the
October 2021 5 4 Feedback
context of thermoregulation and
Mechanisms
kidney function.
Aerobic and
Analyzing respiration in animals
Anaerobic
October 2021 5 5 with a focus on metabolic rates and
Respiration in
effects of insecticides.
Animals
Effects of exercise on breathing rate
Human Respiration
October 2021 6 2 and respiratory minute ventilation,
and Exercise
controlling variables in experiments
Discussing the role of enzymes as
Enzyme biological catalysts, energy changes
October 2022 1 4
Functionality in reactions, and enzyme-specificity
in chemical reactions.
Investigating the enzyme
Enzyme Bromelain in bromelain's ability to break down
October 2022 3 2
Pineapple Plants proteins and its effect on different
casein concentrations.
Structure of mitochondria,
Mitochondria and anaerobic respiration,
October 2022 5 1
Respiration chemiosmosis, and oxygen in
respiration
Structure and function of neck
Giraffe Anatomy and bones and muscles in giraffes, knee
October 2022 5 2
Physiology joint stability, and ATP's role in
muscle contraction
Resting heart rates, life
Comparative Animal expectancies, metabolic rates
October 2022 5 4
Physiology across different animal species, and
cheetah physiology during a chase
1) International A Level Syllabus 2018
Question
Month Year Unit Question Theme Description of the Question
Number
Exploring the oxygen dissociation
Haemoglobin and
January 2020 1 7 curve of haemoglobin and its
Oxygen Transport
behavior at different altitudes.
Structure of the cell membrane,
Cell Membrane
January 2021 1 5 cholesterol in cell membranes,
Structure
permeability of cell membranes
Dissecting and identifying heart
Heart Structure and structures, hypertrophic
January 2021 3 3
Function cardiomyopathy, effects of exercise
on heart and artery thickness
Effect of training on muscle
January 2021 5 2 Muscle Training strength and fiber types, structural
differences in muscle fibers
Sarcomere structure, muscle
Muscle Structure
contraction, ATP hydrolysis,
January 2021 5 4 and Mitochondrial
mitochondrial disease effects on
Diseases
muscle
Exercise and Cardiac Changes in heart rate post-exercise,
January 2021 5 6
Output heart rate control mechanisms
Utilizing a respirometer to measure
Respirometer Usage
January 2021 6 2 oxygen uptake during maggot
in Maggots
respiration.
Structure and role of collagen,
Collagen in the
January 2022 1 5 impact of age and sex on collagen
Aorta
types and aortic stiffness
Ant Sperm Investigating adaptations in desert
January 2022 2 8
Adaptation ant sperm.
Mitochondrial Describing ATP synthesis in
January 2022 5 1
Function mitochondria.
Muscle, Bone, and Understanding the physiology of
January 2022 5 2
Joint Movement muscle movement.
Planning an experiment to test the
hypothesis regarding the effect of
Yeast Respiration
January 2022 6 4 temperature on yeast respiration.
Investigation
, Question
Month Year Unit Question Theme Description of the Question
Number
Questions on the stages of aerobic
respiration, including the products
June 2021 5 1 Aerobic Respiration
of each stage and the energy yield
from glucose.
Questions about the kidney's role in
Kidney Function and homeostasis, including mechanisms
June 2021 5 4
Homeostasis of urine production and
reabsorption.
Questions about the cardiac cycle,
Cardiac Cycle and
June 2021 5 6 its regulation, and changes during
Exercise
exercise.
Questions based on an article about
Muscle Performance skeletal muscle performance and
June 2021 5 8
and Ageing aging, focusing on changes in
muscle structure and function.
Questions about fertilization in
mammals, including the role of
Mammalian
June 2022 2 6 organelles in sperm cells and the
Fertilization
effectiveness of acrosin enzyme in
fertilization.
Kidney Function and Structure of Bowman’s capsule and
June 2022 5 2
Homeostasis mechanisms of urine formation.
Differences in mitochondria in
Mitochondria and
June 2022 5 7 muscle fibers and the role of ATP in
Muscle Fibers
muscle contraction.
Explaining the urea cycle and
Urea Cycle and
October 2019 1 8 discussing a genetic disorder
Disorders
related to it.
Questions about blood types,
Blood Types and
October 2020 4 8 transfusions, and immune
Transfusions
response.
Questions on anaerobic and aerobic
Respiration and
October 2020 5 1 respiration, including the Krebs
Energy
cycle and ATP synthesis.
Exploring the structure and function
October 2020 5 2 Kidney Function of the kidney, including nephron
structure and ultrafiltration.
Investigating the relationship
Exercise and Cardiac between exercise intensity and
October 2020 5 4
Output heart rate, and effects of regular
swimming on cardiac output.
, Question
Month Year Unit Question Theme Description of the Question
Number
Studying the effect of protease
Protease Activity on
October 2021 3 3 concentration on the digestion of
Gelatine
gelatine.
Examining the role of calcium ions
in muscle fiber contraction and the
October 2021 5 1 Muscle Physiology
characteristics of muscle fibers in
athletes.
Exploring homeostasis and
Homeostasis and
feedback mechanisms in the
October 2021 5 4 Feedback
context of thermoregulation and
Mechanisms
kidney function.
Aerobic and
Analyzing respiration in animals
Anaerobic
October 2021 5 5 with a focus on metabolic rates and
Respiration in
effects of insecticides.
Animals
Effects of exercise on breathing rate
Human Respiration
October 2021 6 2 and respiratory minute ventilation,
and Exercise
controlling variables in experiments
Discussing the role of enzymes as
Enzyme biological catalysts, energy changes
October 2022 1 4
Functionality in reactions, and enzyme-specificity
in chemical reactions.
Investigating the enzyme
Enzyme Bromelain in bromelain's ability to break down
October 2022 3 2
Pineapple Plants proteins and its effect on different
casein concentrations.
Structure of mitochondria,
Mitochondria and anaerobic respiration,
October 2022 5 1
Respiration chemiosmosis, and oxygen in
respiration
Structure and function of neck
Giraffe Anatomy and bones and muscles in giraffes, knee
October 2022 5 2
Physiology joint stability, and ATP's role in
muscle contraction
Resting heart rates, life
Comparative Animal expectancies, metabolic rates
October 2022 5 4
Physiology across different animal species, and
cheetah physiology during a chase
