B9.2· 21 questions · 21 marks · 25 min · 2005–2025· Multiple choice
Every Cambridge IGCSE Sciences - Co-ordinated (Double) Paper 1 question on heart, laid out as 7 A4 pages with the mark scheme below. Nothing is left out. Free to read, no account.


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7 / 7Answers below. Sit the paper first if you are practising.
Pastlit
Sciences - Co-ordinated (Double) 0654 · Heart — Paper 1
IGCSE · topical answer key — answer key (teacher use)
Question
Answer
Marks
| Question | Answer | Marks | From |
|---|---|---|---|
| 1 | B | 1 | 0654/11 May/June 2005 |
| 2 | B | 1 | 0654/11 May/June 2006 |
| 3 | B | 1 | 0654/11 Oct/Nov 2007 |
| 4 | B | 1 | 0654/11 Oct/Nov 2008 |
| 5 | D | 1 | 0654/11 Oct/Nov 2009 |
| 6 | B | 1 | 0654/12 May/June 2011 |
| 7 | C | 1 | 0654/11 Oct/Nov 2014 |
| 8 | C | 1 | 0654/12 Oct/Nov 2014 |
| 9 | C | 1 | 0654/13 Oct/Nov 2014 |
| 10 | B | 1 | 0654/11 Oct/Nov 2016 |
| 11 | B | 1 | 0654/12 Oct/Nov 2016 |
| 12 | B | 1 | 0654/13 Oct/Nov 2016 |
| 13 | B | 1 | 0654/12 Oct/Nov 2017 |
| 14 | C | 1 | 0654/11 Oct/Nov 2018 |
| 15 | A | 1 | 0654/13 May/June 2020 |
| 16 | D | 1 | 0654/12 Oct/Nov 2021 |
| 17 | B | 1 | 0654/12 Feb/March 2023 |
| 18 | A | 1 | 0654/12 Feb/March 2024 |
| 19 | B | 1 | 0654/12 Feb/March 2025 |
| 20 | A | 1 | 0654/12 Oct/Nov 2025 |
| 21 | A | 1 | 0654/13 Oct/Nov 2025 |
6 The diagram shows a section through the heart. 2 3 4 1 Which two blood vessels are arteries? A 1 and 2 B 2 and 3 C 3 and 4 D 4 and 1
1 marks
Answer: B
5 From which chamber of the human heart is blood pumped most strongly? to the lungs to the body from the lungs from the body D A C B
1 marks
Answer: B
5 The diagram shows a human heart, seen from the front. R Q P S Which shows the sequence in which a blood cell passes through the four chambers of the heart? A P → S → R → Q B Q → P → R → S C R → Q → P → S D S → R → Q → P
1 marks
Answer: B
5 In which direction does blood circulate in the body? A from the left ventricle through the tricuspid valve B from the limbs to the right atrium C from the lungs along the pulmonary artery D from the right ventricle to the right atrium
1 marks
Answer: B
5 The diagram shows a section through the heart with blood vessels, seen from the front. 3 2 1 4 In one circulation of the body, excluding the lungs, in which order does blood flow through the vessels shown? A 1 → 2 → 4 → 3 B 2 → 3 → 1 → 4 C 3 → 4 → 1 → 2 D 4 → 3 → 1 → 2
1 marks
Answer: D
8 The diagram shows a section through the heart. 2 3 4 1 Which two blood vessels are arteries? A 1 and 2 B 2 and 3 C 3 and 4 D 4 and 1
1 marks
Answer: B
5 The diagram represents the human blood system. Which chamber of the heart is the left ventricle? lungs heart chamber chamber A B chamber chamber D C head and body
1 marks
Answer: C
6 The diagram represents the human blood system. Which chamber of the heart is the left ventricle? lungs heart chamber chamber A B chamber chamber D C head and body
1 marks
Answer: C
5 The diagram represents the human blood system. Which chamber of the heart is the left ventricle? lungs heart chamber chamber A B chamber chamber D C head and body
1 marks
Answer: C
4 The diagram shows a section through the human heart. 2 3 4 1 Which two blood vessels are arteries? A 1 and 2 B 2 and 3 C 3 and 4 D 4 and 1
1 marks
Answer: B
6 The diagram shows a section through the human heart. 2 3 4 1 Which two blood vessels are arteries? A 1 and 2 B 2 and 3 C 3 and 4 D 4 and 1
1 marks
Answer: B
4 The diagram shows a section through the human heart. 2 3 4 1 Which two blood vessels are arteries? A 1 and 2 B 2 and 3 C 3 and 4 D 4 and 1
1 marks
Answer: B
1 The bicuspid valve in the heart stops blood from flowing in which direction? A left atrium to left ventricle B left ventricle to left atrium C right atrium to right ventricle D right ventricle to right atrium
1 marks
Answer: B
6 The diagram shows the heart and the main blood vessels to and from the heart. 2 3 4 1 What are these blood vessels? 1 2 3 4 A pulmonary vein aorta pulmonary artery vena cava B pulmonary vein vena cava pulmonary artery aorta C vena cava pulmonary artery aorta pulmonary vein D vena cava pulmonary vein aorta pulmonary artery
1 marks
Answer: C
7 An oxygenated red blood cell returns to the heart from the lungs. Which sequence describes the route the red blood cell follows as it delivers its oxygen to a kidney? A left ventricle → aorta → renal artery B left ventricle → aorta → renal vein C right ventricle → aorta → renal artery D right ventricle → aorta → renal vein
1 marks
Answer: A
7 The diagram shows a section through a mammalian heart. Which vessel is the pulmonary vein? B C D A
1 marks
Answer: D
7 The arrows in the diagram represent blood vessels. Which vessel is the pulmonary vein? lungs A B heart kidneys D C
1 marks
Answer: B
7 The diagram shows a section through the human heart and the blood vessels associated with it. X Which row names vessel X and correctly describes the direction of blood flow in vessel X? vessel X direction of blood flow A pulmonary vein away from the lungs and towards the heart B pulmonary vein towards the lungs and away from the heart C vena cava away from the lungs and towards the heart D vena cava towards the lungs and away from the heart
1 marks
Answer: A
10 Which chamber of the human heart has the most muscular wall? A left atrium B left ventricle C right atrium D right ventricle
1 marks
Answer: B
7 What leads to coronary heart disease? A Coronary arteries become blocked. B Coronary arteries become enlarged. C Heart muscles become enlarged. D Heart muscles do not contract.
1 marks
Answer: A
7 What leads to coronary heart disease? A Coronary arteries become blocked. B Coronary arteries become enlarged. C Heart muscles become enlarged. D Heart muscles do not contract.
1 marks
Answer: A