OxfordAQA International GCSE Biology

OxfordAQA International GCSE Biology The Heart and Circulation Exam Questions

Free OxfordAQA International GCSE Biology exam questions on The Heart and Circulation, with mark schemes. Covers the heart, blood vessels, blood and cardiovascular disease.

The Heart and Circulation exam questions

These packs of real past exam questions cover the whole of 3.1 Organisation, including The Heart and Circulation. Work through every question on this sub-topic, then mark your answers against the mark scheme.

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About OxfordAQA International GCSE Biology The Heart and Circulation

This sub-topic covers circulation.

What you need to know

  • Heart Chambers, valves and pacemaker.
  • Vessels Arteries, veins and capillaries.
  • Disease Coronary heart disease, stents and statins.

Common mistakes in The Heart and Circulation

  • Mixing pulmonary artery and vein.
  • Saying veins have thick walls.

Try two The Heart and Circulation exam-style questions

1. State the function of valves in the heart. (1 mark)

Show the mark scheme answer

Prevent backflow of blood.

2. Give one treatment for coronary heart disease. (1 mark)

Show the mark scheme answer

Stents or statins.

The Heart and Circulation FAQs

What does this cover?

The heart, blood and heart disease.

What is a double circulatory system?

Blood passes through the heart twice per circuit.