KS3 Biology Circulatory System Worksheet – Heart Diagram & Blood Vessel Functions
KS3 Circulatory System Worksheet – Heart & Blood Vessels
This structured worksheet is designed for KS3 Biology students studying the circulatory system as part of the Cells and Organisation topic.
Students:
• Complete a labelled heart diagram using a word bank
• Identify the four main chambers of the heart
• Explain the functions of arteries, veins and capillaries
The worksheet moves beyond simple recall and encourages students to apply their understanding of structure and function.
Includes:
✔ Blank-labelled heart diagram
✔ Word bank of key structures
✔ Chambers identification task
✔ Structured explanation questions
✔ A4 printable PDF
✔ Suitable for mixed ability classes
Ideal for:
• Check for understanding
• End-of-topic assessment
• Cover lessons
• Homework
• Retrieval practice
Designed to support progression from knowledge recall to explanation in KS3 Biology.







