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9.1 Circulatory systems

Syllabus
0610–2026–2027
Topic
9.1
Level
—

9.1.1—Circulatory system as a system

  • Describe the circulatory system as a system of blood vessels with a pump and valves to ensure one-way flow of blood

9.1.2—Single circulation of a fish

  • Describe the single circulation of a fish

9.1.3—Double circulation of a mammal

  • Describe the double circulation of a mammal

9.1.4—Advantages of a double circulation

  • Explain the advantages of a double circulation

Objective notes

4 learning objectives
ConceptIGCSE Biology