IGCSE Coordinated Sciences Biology 0654 / 0973 (9-1)
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IGCSE Coordinated Sciences Double Award Biology Extended Theory Questions 2025/2026/2027 Exams / 9-Transport-in-Animals-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
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IGCSE Coordinated Sciences Double Award Biology Extended Theory Questions 2025/2026/2027 Exams
1-Characteristics-of-living-organisms-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
1.1
0654-P4-Characteristics-of-living-organisms-Set-1-qp-ms.pdf Locked
0654-P4-Characteristics-of-living-organisms-Set-2-qp-ms.pdf Locked
2-Cells-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
2.1.1
Specialised-cells-Root-hair-cells-Set-1-qp-ms.pdf Locked
2.1.2
0654-Specialised-Cell-red-blood-cell-Set-1-qp-ms.pdf Locked
Specialised-cells-Pallisade-mesophyll-cells-Set-1-qp-ms.pdf Locked
2.3
Comparing-plant-animal-cells-Set-1-qp-ms.pdf Locked
3-Movement-Into-and-Out-of-Cells-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
3.0
Definitions-Movement-into-and-out-of-cells-biology-topic-questions-Set-1-qp-ms.pdf Locked
3.1
Plasmolysed-Wilted-Flaccid-Cells-Set-1-qp-ms.pdf Locked
3.2
Effect-of-immersing-in-different-concentrations-Se1-1-qp-ms.pdf Locked
Effect-of-immersing-in-different-concentrations-Se1-2-qp-ms.pdf Locked
Effect-of-immersing-in-different-concentrations-Se1-3-qp-ms.pdf Locked
3.3.1
Applications-of-Osmosis-Set-1-qp-ms.pdf Locked
3.3.2
Applications-of-Osmosis-Set-1-qp-ms.pdf Locked
Applications-of-Osmosis-Set-2-qp-ms.pdf Locked
3.3.3
Applications-of-Diffusion-Set-1-qp-ms.pdf Locked
4-Biological-molecules-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
4.1
Protein-Test-Set-1-qp-ms.pdf Locked
4.1.2
Starch-Test-Set-1-qp-ms.pdf Locked
4.2
Elements-that-make-up-carbohydrates-Set-1-qp-ms.pdf Locked
5-Enzymes-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
5.1
Define-Enzyme-Set-1-qp-ms.pdf Locked
Effect-of-temperature-on-enzyme-activity-Set-1-qp-ms.pdf Locked
Effect-of-temperature-on-enzyme-activity-Set-2-qp-ms.pdf Locked
5.1.1
Effect-of-temperature-on-enzyme-activity-Set-1-qp-ms.pdf Locked
5.1.2
Effect-of-pH-on-enzyme-activity-Set-1-qp-ms.pdf Locked
5.2
Effect-of-pH-on-Enzyme-Activity-Set-1-qp-ms.pdf Locked
6-Plant-Nutrition-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
6.0
Photosynthesis-Basic-Question-Set-1-qp-ms.pdf Locked
Photosynthesis-Basic-Question-Set-2-qp-ms.pdf Locked
6.1.1
Importance-of-mineral-ions-for-plant-growth-Set-1-qp-ms.pdf Locked
Importance-of-mineral-ions-for-plant-growth-Set-2-qp-ms.pdf Locked
Importance-of-mineral-ions-for-plant-growth-Set-3-qp-ms.pdf Locked
Photosynthesis-Equation-Set-1-qp-ms.pdf Locked
6.1.2
Effect-of-light-intensity-on-rate-of-photosynthesis-Set-1-qp-ms.pdf Locked
6.1.3
Effect-of-carbondioxide-on-rate-of-photosynthesis-Set-1-qp-ms.pdf Locked
6.1.4
Use-of-Carbohydrates-made-during-photosynthesis-Set-1-qp-ms.pdf Locked
6.1.5
Use-of-water-made-Set-1-qp-ms.pdf Locked
6.2.1
Leaf-Structure-Set-1-qp-ms.pdf Locked
Leaf-Structure-Set-2-qp-ms.pdf Locked
6.2.2
Gas-exchang-in-leaves-Set-1-qp-ms.pdf Locked
6.3.1
Adaptation-Set-1-qp-ms.pdf Locked
7-Human-Nutrition-0654- Paper-4-Coordinated-Sciences-Biology-Topic Questions
7.0
Digestion-Basics-Set-1-qp-ms.pdf Locked
7.1
Nutrition-Basics-Set-1-qp-ms.pdf Locked
7.1.1
Importance-of-proteins-Set-1-qp-ms-start-here.pdf Locked
Importance-of-Vitamin-D-Set-1-qp-ms.pdf Locked
Use-of-fats-Set-1-qp-ms.pdf Locked
7.1.2
Constituents-of-a-balanced-diet-Set-1-qp-ms.pdf Locked
7.1.3
Deficiency-diseases-Set-1-qp-ms.pdf Locked
7.2.1
Digestive-Enzymes-Set-1-qp-ms.pdf Locked
7.2.2
Role-of-Liver-Set-1-qp-ms.pdf Locked
7.3.1
Digestion-of-fats-Set-1-qp-ms.pdf Locked
Digestion-of-starch-Set-1-qp-ms.pdf Locked
7.3.2
Benefit-of-fibre-Set-1-qp-ms.pdf Locked
7.3.3
Role-of-Bile-Set-1-qp-ms.pdf Locked
7.3.4
Chemical-Digestion-Basics-Set-1-qp-ms.pdf Locked
8-Transport-in-Plants-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
8.1.1
Function-of-Root-Hair-Cell-Set-1-qp-ms.pdf Locked
Position-of-Xylem-and-Phloem-Set-1-qp-ms.pdf Locked
8.1.2
Function-of-Xylem-and-Phloem-Set-1-qp-ms.pdf Locked
8.2.2
Features-of-the-root-hair-cell-Set-1-qp-ms.pdf Locked
Features-of-the-root-hair-cell-Set-2-qp-ms.pdf Locked
8.2.3
Movement-of-water-through-root-hair-cells-Set-1-qp-ms.pdf Locked
Pathway-taken-by-water-Set-1-qp-ms.pdf Locked
8.3.3
Factors-affecting-transpiration-Set-1-qp-ms.pdf Locked
Factors-affecting-transpiration-Set-2-qp-ms.pdf Locked
Factors-affecting-transpiration-Set-3-qp-ms.pdf Locked
8.4.1
Define-Translocation-Set-1-qp-ms.pdf Locked
8.4.2
Translocation-process-Set-1-qp-ms.pdf Locked
8.4.3
Translocation-transpiration-comparision-Set-1-qp-ms.pdf Locked
9-Transport-in-Animals-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
9.1.1
Double-Circulation-Advantages-Set-1-qp-ms.pdf Locked
Double-Circulation-Definition-Set-1-qp-ms.pdf Locked
9.1.2
SIngle-Circulation-in-Fish-Set-1-qp-ms.pdf Locked
9.2
Coronary-Heart-Disease-Set-1-qp-ms.pdf Locked
Coronary-Heart-Disease-Set-2-qp-ms.pdf Locked
9.2.0
Double-Circulatory-System-Set-1-qp-ms.pdf Locked
9.2.1
Diagram-of-human-heart-Set-1-qp-ms.pdf Locked
9.2.2
Pulse-rate-Set-1-qp-ms.pdf Locked
9.2.3
Working-of-Heart-Set-1-qp-ms-.pdf Locked
Working-of-Heart-Set-2-qp-ms.pdf Locked
9.2.4
Pulmonary-artery-Pulmonary-vein-Set-1-qp-ms.pdf Locked
9.2.5
Breathing-and-Exercise-Set-1-qp-ms.pdf Locked
9.3.1
Role-of-arteries-capillaries-veins-Set-1-qp-ms.pdf Locked
9.3.2
Identifying-Blood-Vessels-Set-1-qp-ms.pdf Locked
9.4.1
Function-of-RBC-1.pdf Locked
RBC-WBC-Set-1-qp-ms.pdf Locked
RBC-WBC-Set-2-qp-ms.pdf Locked
RBC-WBC-Set-3-qp-ms.pdf Locked
10-Diseases-and-Immunity-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
10.1.4
Body-Defenses-against-pathogens-Set-1-qp-ms.pdf Locked
11-Gas-Exchange-In-Humans-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
11.2.1
Composition-of-Inspired-Expired-Air-Set-1-qp-ms.pdf Locked
11.2.2
Features-of-gas-exchange-system-Set-1-qp-ms.pdf Locked
Features-of-gas-exchange-system-Set-2-qp-ms.pdf Locked
Inhalation-Exhalation-Set-1-qp-ms.pdf Locked
11.4.1
Physical-Activity-and-Breathing-Set-1-qp-ms.pdf Locked
12-Respiration-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
12.0.0
Respiration-Basics-Set-1-qp-ms.pdf Locked
12.1.1
Respiration-Energy-Uses-Set-1-qp-ms.pdf Locked
12.1.2
Aerobic-Respiration-Set-1-qp-ms.pdf Locked
12.1.3
Anaerobic-Respiration-Set-1-qp-ms.pdf Locked
12.1.4
Aerobic-and-Anaerobic-Respiration-Set-1-qp-ms.pdf Locked
12.1.5
0654-P4-Aerobic-Respiration-Set-1-qp-ms.pdf Locked
12.2
Respiration-Applications-Set-1-qp-ms.pdf Locked
12.3
Lactic-Acid-Oxygen-Debt-Set-1-qp-ms.pdf Locked
12.4.1
Physical-Activity-and-respiration-Set-1-qp-ms.pdf Locked
12.4.2
Respiration-Exercise-Set-1-qp-ms.pdf Locked
12.5
Respirtaion-Basics-Set-1-qp-ms.pdf Locked
13-Coordination-and-Response-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
13.0
Nervous-System-Basics-Set-1-qp-ms.pdf Locked
13.1.3
Reflex-Arc-Set-1-qp-ms.pdf Locked
Reflex-Arc-Set-2-qp-ms.pdf Locked
13.2
Nervous-Hormonal-System-Difference-Set-1-qp-ms.pdf Locked
13.2.0
Hormone-Define-Set-1-qp-ms-end-here.pdf Locked
13.3.1
Homeostasis-Maintenance-of-Blood-Glucose-Concentration-Set-1-qp-ms.pdf Locked
13.3.2
Homeostasis-Application-Question-Set-1-qp-ms.pdf Locked
Homeostasis-Maintenance-of-Constant-Temperature-Set-1-qp-ms.pdf Locked
Homeostasis-Maintenance-of-Constant-Temperature-Set-2-qp-ms.pdf Locked
13.3.3
Adrenaline-Set-1-qp-ms.pdf Locked
13.3.4
Hormomnes-Basic-Questions-Set-1-qp-ms.pdf Locked
14-Drugs-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
14.1.2
Antibiotic-resistance-Set-1-qp-ms.pdf Locked
15-Reproduction-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
15.2.1
Male-Female-Gametes-Set-1-qp-ms.pdf Locked
Male-Female-Gametes-Set-2-qp-ms.pdf Locked
15.2.2
Asexual-Sexual-Reproduction-Set-1-qp-ms.pdf Locked
Sperm-cells-Set-1-qp-ms.pdf Locked
15.2.3
Haploid-Diploid-Cells-Set-1-qp-ms.pdf Locked
15.3
Flower-Parts-Basic-Questions-Set-1-qp-ms.pdf Locked
15.3.1
Pollination-Set-1-qp-ms.pdf Locked
15.3.2
Fertilisation-Set-1-qp-ms.pdf Locked
Fertilisation-Set-2-qp-ms.pdf Locked
Insect-Pollinated-Flowers-Set-1-qp-ms.pdf Locked
Wind-Pollinated-Flowers-Set-1-qp-ms.pdf Locked
15.3.3
Germination-of-Seeds-Set-1-qp-ms.pdf Locked
Pollen-Wind-Pollinated-Flowers-Set-1-qp-ms.pdf Locked
Pollination-Fertilisation-Difference-Set-1-qp-ms.pdf Locked
Wind-Insect-Pollinated-Flowers-Difference-Set-1-qp-ms.pdf Locked
15.3.4
Labelling-Parts-of-Seeds-Set-1-qp-ms-1.pdf Locked
Petals-Wind-Insect-Pollinated-Flowers-Difference-Set-1-qp-ms.pdf Locked
Stigmas-Wind-Insect-Pollinated-Flowers-Difference-Set-1-qp-ms.pdf Locked
15.4.1
Features-of-Sperm-Cells-Set-1-qp-ms.pdf Locked
15.4.2
Female-Reproductive-System-Set-1-qp-ms.pdf Locked
15.4.3
Male-Reproductive-System-Set-1-qp-ms.pdf Locked
15.5
HIV_set-1-qp-ms.pdf Locked
16-Inheritance-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
16.1
Chromosomes-Set-1-qp-ms.pdf Locked
16.1.3
Inhertiatnce-of-Sex-Chromosomes-Set-1-qp-ms.pdf Locked
16.2.1
Mitosis-Set-1-qp-ms.pdf Locked
16.2.2
Meiosis-define-Set-1-qp-ms.pdf Locked
Meiosis-Set-1-qp-ms.pdf Locked
16.2.3
Mitosis-Meiosis-Set-1-qp-ms.pdf Locked
16.3
Monohybrid-Inheritance-Test-Cross-Set-1-qp-ms.pdf Locked
17-Variation-and-Selection-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
17.1
Genetic-Change-Set-1-qp-ms.pdf Locked
17.1.1
Continuous-Variation-Set-1-qp-ms.pdf Locked
Mutation-Definition-Set-1-qp-ms.pdf Locked
17.1.2
Discontinuous variation-Set-1-qp-ms.pdf Locked
Mutation-Set-1-qp-ms.pdf Locked
17.1.3
Continuous-Discontinuous-Variation-Set-1-qp-ms.pdf Locked
17.2
Natural-Selection-Set-1-qp-ms.pdf Locked
17.2.2
Artificial-Selection-Set-1-qp-ms.pdf Locked
18-Organisms-and-their-Environment-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
18.0
Definition-Set-1-qp-ms.pdf Locked
18.2
Food-Web-Set-1-qp-ms.pdf Locked
18.2.2
Energy-losses-between-trophic-levels-Set-1-qp-ms.pdf Locked
18.3
Carbon-Cycle-Set-1-qp-ms.pdf Locked
Carbon-Cycle-Set-2-qp-ms.pdf Locked
Food-Chain-Set-1-qp-ms.pdf Locked
19-Human-influences-on-Ecosystems-0654-Paper-4-Coordinated-Sciences-Biology-Topic Questions
19.1
Extinction-Set-1-qp-ms.pdf Locked
19.1.4
Deforestation-Set-1-qp-ms.pdf Locked
19.2
Endangered-Species-Set-1-qp-ms.pdf Locked
Eutrophication-Set-1-qp-ms.pdf Locked
Eutrophication-Set-2-qp-ms.pdf Locked
19.2.2
Conservation-Set-1-qp-ms.pdf Locked