B9.4· 26 questions · 26 marks · 31 min · 2006–2025· Multiple choice
Every Cambridge IGCSE Science - Combined Paper 1 question on blood, 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
Science - Combined 0653 · Blood — Paper 1
IGCSE · topical answer key — answer key (teacher use)
Question
Answer
Marks
| Question | Answer | Marks | From |
|---|---|---|---|
| 1 | A | 1 | 0653/11 Oct/Nov 2006 |
| 2 | B | 1 | 0653/11 Oct/Nov 2007 |
| 3 | A | 1 | 0653/11 May/June 2010 |
| 4 | A | 1 | 0653/12 May/June 2010 |
| 5 | A | 1 | 0653/13 May/June 2010 |
| 6 | B | 1 | 0653/11 Oct/Nov 2010 |
| 7 | A | 1 | 0653/11 Oct/Nov 2010 |
| 8 | B | 1 | 0653/12 Oct/Nov 2010 |
| 9 | B | 1 | 0653/13 Oct/Nov 2010 |
| 10 | A | 1 | 0653/12 May/June 2011 |
| 11 | C | 1 | 0653/11 Oct/Nov 2015 |
| 12 | C | 1 | 0653/12 Oct/Nov 2015 |
| 13 | C | 1 | 0653/13 Oct/Nov 2015 |
| 14 | D | 1 | 0653/13 Oct/Nov 2016 |
| 15 | D | 1 | 0653/11 Oct/Nov 2017 |
| 16 | B | 1 | 0653/12 Oct/Nov 2017 |
| 17 | C | 1 | 0653/13 Oct/Nov 2017 |
| 18 | D | 1 | 0653/12 Oct/Nov 2018 |
| 19 | D | 1 | 0653/13 Oct/Nov 2018 |
| 20 | D | 1 | 0653/11 May/June 2020 |
| 21 | B | 1 | 0653/12 Oct/Nov 2022 |
| 22 | B | 1 | 0653/13 Oct/Nov 2022 |
| 23 | C | 1 | 0653/12 May/June 2023 |
| 24 | B | 1 | 0653/12 Feb/March 2024 |
| 25 | B | 1 | 0653/11 Oct/Nov 2024 |
| 26 | B | 1 | 0653/12 Feb/March 2025 |
8 In a healthy person, which shows the correct relationship between blood sugar level, insulin level in the blood, and liver activity? blood sugar level insulin level liver activity A high high removes glucose from the blood B high low releases glucose into the blood C low high releases glucose into the blood D low low removes glucose from the blood
1 marks
Answer: A
1 Which cell has no DNA? A goblet cell B red blood cell C sperm cell D spongy mesophyll cell
1 marks
Answer: B
7 The diagram shows four components of blood. Which component contains haemoglobin? A B C D
1 marks
Answer: A
9 The diagram shows four components of blood. Which component contains haemoglobin? A B C D
1 marks
Answer: A
9 The diagram shows four components of blood. Which component contains haemoglobin? A B C D
1 marks
Answer: A
5 Which nutrient, when deficient in the diet, causes a lack of haemoglobin in red blood cells? A calcium B iron C vitamin C D vitamin D
1 marks
Answer: B
12 Which variation amongst humans is not affected by diet? A blood group B bone strength C height D speed of wound healing
1 marks
Answer: A
5 Which nutrient, when deficient in the diet, causes a lack of haemoglobin in red blood cells? A calcium B iron C vitamin C D vitamin D
1 marks
Answer: B
9 Which nutrient, when deficient in the diet, causes a lack of haemoglobin in red blood cells? A calcium B iron C vitamin C D vitamin D
1 marks
Answer: B
7 The statements describe events that occur when glucose is absorbed from the alimentary canal. 1 Blood sugar level falls. 2 Blood sugar level rises. 3 Insulin is released. 4 Liver removes glucose from the blood. Which is the correct order of events? A 2 → 3 → 4 → 1 B 2 → 4 → 3 → 1 C 3 → 2 → 4 → 1 D 4 → 1 → 3 → 2
1 marks
Answer: A
7 The drawing shows some blood, as it appears under the microscope. Which part carries glucose to muscles? A B C D
1 marks
Answer: C
7 The drawing shows some blood, as it appears under the microscope. Which part carries glucose to muscles? A B C D
1 marks
Answer: C
6 The drawing shows some blood, as it appears under the microscope. Which part carries glucose to muscles? A B C D
1 marks
Answer: C
6 The photograph shows a sample of blood seen under a microscope. 1 2 3 What is the name and function of one of the numbered parts in the blood? blood part number name function A 1 platelet blood clotting B 1 red blood cell formation of antibodies C 2 white blood cell transport of oxygen D 3 plasma transport of hormones
1 marks
Answer: D
7 The photomicrograph shows a sample of human blood. X What is the function of the cells marked X? A antibody formation B clotting of blood C phagocytosis D transport of oxygen
1 marks
Answer: D
7 When we cut ourselves, blood comes out of the wound. Which constituent of blood is most important in the formation of a blood clot? A plasma B platelets C red blood cells D white blood cells
1 marks
Answer: B
8 Which row correctly matches the cell to its function? cell function A blood clotting B blood clotting C oxygen transport D oxygen transport
1 marks
Answer: C
6 The table shows components of blood and their functions. Which row is correct? blood component function of component A plasma antibody formation B platelets transport of carbon dioxide C red blood cells blood clotting D white blood cells phagocytosis
1 marks
Answer: D
6 Which component of the blood produces antibodies? A plasma B platelets C red blood cells D white blood cells
1 marks
Answer: D
9 Four people have the same resting pulse rate and the same blood glucose concentration. The table shows their pulse rates and blood glucose concentrations later on the same day. Which person has the highest concentration of adrenaline in their blood? blood glucose pulse rate / beats concentration per minute /mg per dm3 A 70 65 B 70 100 C 120 65 D 120 100
1 marks
Answer: D
7 The diagram shows components of blood as seen with a light microscope. Which component produces antibodies? B C A D
1 marks
Answer: B
7 The diagram shows components of blood as seen with a light microscope. Which component produces antibodies? B C A D
1 marks
Answer: B
6 A sample of blood is taken from a person who often gets infections. The blood is also slow to clot. Which blood components are likely to be at a lower level than normal? 1 platelets 2 red blood cells 3 white blood cells A 1, 2 and 3 B 1 and 2 only C 1 and 3 only D 2 and 3 only
1 marks
Answer: C
6 What should be added to the diet of a person who has too few red blood cells? A calcium B iron C fats D glucose
1 marks
Answer: B
7 Which component of blood is used for clotting? A plasma B platelets C red blood cells D white blood cells
1 marks
Answer: B
10 The diagram shows some components of the blood. Which cell transports oxygen? A B C D
1 marks
Answer: B