B7.1· 42 questions · 42 marks · 50 min · 2007–2025· Multiple choice
Every Cambridge IGCSE Science - Combined Paper 1 question on diet, laid out as 9 A4 pages with the mark scheme below. Nothing is left out. Free to read, no account.





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9 / 9Answers below. Sit the paper first if you are practising.
Pastlit
Science - Combined 0653 · Diet — Paper 1
IGCSE · topical answer key — answer key (teacher use)
Question
Answer
Marks
| Question | Answer | Marks | From |
|---|---|---|---|
| 1 | A | 1 | 0653/11 Oct/Nov 2007 |
| 2 | C | 1 | 0653/11 Oct/Nov 2007 |
| 3 | B | 1 | 0653/11 May/June 2010 |
| 4 | B | 1 | 0653/12 May/June 2010 |
| 5 | B | 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 | A | 1 | 0653/12 Oct/Nov 2010 |
| 10 | B | 1 | 0653/13 Oct/Nov 2010 |
| 11 | A | 1 | 0653/13 Oct/Nov 2010 |
| 12 | see sheet | 1 | 0653/11 May/June 2012 |
| 13 | C | 1 | 0653/11 Oct/Nov 2014 |
| 14 | C | 1 | 0653/12 Oct/Nov 2014 |
| 15 | A | 1 | 0653/12 May/June 2015 |
| 16 | B | 1 | 0653/13 May/June 2015 |
| 17 | A | 1 | 0653/13 May/June 2015 |
| 18 | C | 1 | 0653/12 Oct/Nov 2015 |
| 19 | B | 1 | 0653/12 Oct/Nov 2015 |
| 20 | C | 1 | 0653/12 Oct/Nov 2017 |
| 21 | B | 1 | 0653/12 Feb/March 2019 |
| 22 | C | 1 | 0653/11 May/June 2019 |
| 23 | A | 1 | 0653/12 May/June 2019 |
| 24 | A | 1 | 0653/11 Oct/Nov 2019 |
| 25 | B | 1 | 0653/11 May/June 2021 |
| 26 | D | 1 | 0653/11 May/June 2022 |
| 27 | C | 1 | 0653/12 Oct/Nov 2022 |
| 28 | C | 1 | 0653/13 Oct/Nov 2022 |
| 29 | D | 1 | 0653/12 Feb/March 2023 |
| 30 | A | 1 | 0653/11 Oct/Nov 2023 |
| 31 | B | 1 | 0653/12 Feb/March 2024 |
| 32 | B | 1 | 0653/11 May/June 2024 |
| 33 | C | 1 | 0653/12 May/June 2024 |
| 34 | B | 1 | 0653/13 May/June 2024 |
| 35 | B | 1 | 0653/12 Oct/Nov 2024 |
| 36 | B | 1 | 0653/13 Oct/Nov 2024 |
| 37 | A | 1 | 0653/12 Feb/March 2025 |
| 38 | D | 1 | 0653/11 May/June 2025 |
| 39 | B | 1 | 0653/13 May/June 2025 |
| 40 | B | 1 | 0653/11 Oct/Nov 2025 |
| 41 | C | 1 | 0653/12 Oct/Nov 2025 |
| 42 | C | 1 | 0653/13 Oct/Nov 2025 |
5 What is a symptom of vitamin C deficiency? A bleeding from skin and gums B developing soft bones C low red blood cell count D teeth decay easily
1 marks
Answer: A
12 Jamal and Javan are identical twins, but Jamal is 10kg heavier than Javan. What will have caused the difference in their weights? genes environment A v v B v x Cc x Jv D x x key v/=yes X =no
1 marks
Answer: C
5 Which nutrients in the diet will help to prevent leg bones becoming deformed? A calcium and vitamin C B calcium and vitamin D C iron and vitamin C D iron and vitamin D
1 marks
Answer: B
7 Which nutrients in the diet will help to prevent leg bones becoming deformed? A calcium and vitamin C B calcium and vitamin D C iron and vitamin C D iron and vitamin D
1 marks
Answer: B
7 Which nutrients in the diet will help to prevent leg bones becoming deformed? A calcium and vitamin C B calcium and vitamin D C iron and vitamin C D iron and vitamin D
1 marks
Answer: B
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
10 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
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
10 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 substance must be present in the diet to prevent scurvy? A calcium B iron C vitamin C D vitamin D
1 marks
5 Which two nutrients are needed for the development of strong bones and teeth? A vitamin C and calcium B vitamin C and iron C vitamin D and calcium D vitamin D and iron
1 marks
Answer: C
4 Which two nutrients are needed for the development of strong bones and teeth? A vitamin C and calcium B vitamin C and iron C vitamin D and calcium D vitamin D and iron
1 marks
Answer: C
9 A healthy person does not eat for several hours but then has a meal rich in carbohydrate. Which graph shows how the person’s blood sugar level changes after the meal? A B blood blood sugar sugar level level 1 2 1 2 meal meal time / hours time / hours C D blood blood sugar sugar level level 1 2 1 2 meal meal time / hours time / hours
1 marks
Answer: A
5 Which nutrients are needed in the diet to produce strong bones? calcium iron vitamin C | vitamin D v v x x 0 0O WwW D> v x x v x v x v x x v v
1 marks
Answer: B
10 A healthy person does not eat for several hours but then has a meal rich in carbohydrate. Which graph shows how the person’s blood sugar level changes after the meal? A B blood blood sugar sugar level level 1 2 1 2 meal meal time / hours time / hours C D blood blood sugar sugar level level 1 2 1 2 meal meal time / hours time / hours
1 marks
Answer: A
4 What is the main use in the human body of carbohydrate? A insulating against cold B making growth possible C providing energy D rebuilding damaged tissues
1 marks
Answer: C
5 Which mineral salt and which vitamin does a child need to produce strong bones? mineral salt vitamin A calcium C B calcium D C iron C D iron D
1 marks
Answer: B
4 Which substances must be present in the diet to prevent weak bones and teeth? A vitamin C and calcium B vitamin C and iron C vitamin D and calcium D vitamin D and iron
1 marks
Answer: C
4 Vegetarians do not eat meat. Which nutrient in meat do vegetarians need to get from other kinds of food? A fibre B protein C starch D vitamin C
1 marks
Answer: B
4 What helps maintain healthy gums? A calcium B iron C vitamin C D vitamin D
1 marks
Answer: C
4 Which two components of cow’s milk are essential for strong teeth and bones? A minerals and vitamins B fats and proteins C carbohydrates and vitamins D minerals and water
1 marks
Answer: A
4 What is not absorbed from the alimentary canal into the blood? A fibre B glucose C mineral salts D vitamin C
1 marks
Answer: A
5 A person is diagnosed with scurvy. The table shows the content of vitamin C, vitamin D, calcium and iron in four different foods. Which food should the person eat to help reduce scurvy? vitamin C vitamin D calcium iron / % / % / % / % A 0 6 72 3 B 88 0 4 0 C 3 0 5 10 D 0 54 12 15
1 marks
Answer: B
6 Which foods are rich in carbohydrate? 1 eggs 2 meat 3 potatoes 4 rice A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4
1 marks
Answer: D
6 Which statements about dietary fibre are correct? 1 It is digested in the stomach. 2 It is ingested in the mouth. 3 It is not absorbed in the small intestine. A 1 only B 1 and 2 only C 2 and 3 only D 1, 2 and 3
1 marks
Answer: C
6 Which statements about dietary fibre are correct? 1 It is digested in the stomach. 2 It is ingested in the mouth. 3 It is not absorbed in the small intestine. A 1 only B 1 and 2 only C 2 and 3 only D 1, 2 and 3
1 marks
Answer: C
6 Which two nutrients are needed for healthy bone and tooth development? A calcium and iron B fibre and vitamin C C fibre and vitamin D D vitamin D and calcium
1 marks
Answer: D
5 What is the correct definition of a balanced diet? A a diet in which all the components needed to maintain health are present in appropriate proportions B a diet which contains only carbohydrates, fats and proteins C a diet which contains mostly protein and dietary fibre D a diet which contains only vitamins and minerals
1 marks
Answer: A
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
5 Vegetarians do not eat meat. Which nutrient in meat do vegetarians need to get from other kinds of food? A fibre B protein C starch D vitamin C
1 marks
Answer: B
5 Which nutrient is needed for each function in the human body? to make red for strong for growth blood cells bones A calcium iron protein B calcium protein iron C iron calcium protein D iron protein calcium
1 marks
Answer: C
6 Which statement about a balanced diet in humans is correct? A It does not contain fibre. B It has a variety of food types to provide all the necessary nutrients. C It includes high amounts of fats and sugars to provide energy. D It means eating the same foods each day.
1 marks
Answer: B
5 Which component of the diet ensures that ingested food passes through the alimentary canal quickly and efficiently? A fats B fibre C protein D vitamins
1 marks
Answer: B
5 Which component of the diet ensures that ingested food passes through the alimentary canal quickly and efficiently? A fats B fibre C protein D vitamins
1 marks
Answer: B
6 Which substance must be present in the diet to maintain strong bones and teeth? A calcium B carbohydrate C fat D fibre
1 marks
Answer: A
8 What is important for healthy teeth? A carbohydrates B fibre C iron D vitamin D
1 marks
Answer: D
7 What is meant by a balanced diet in humans? A a diet that contains a lot of fibre to aid food passing through the alimentary canal B a diet that has only enough of each food group for the body to maintain good health C every meal contains all the main food groups D each food group is present in excessive amounts
1 marks
Answer: B
6 Which row matches the type of nutrient with its food source and use in the body? nutrient food source use A calcium butter for energy B iron red meat to make red blood cells C vitamin C milk to make bones and teeth D vitamin D citrus fruit for healthy gums
1 marks
Answer: B
7 The diagram shows suggested daily proportions of different dietary food groups. 2 1 bread, pasta, fruit and rice, potatoes vegetables 3 milk and dairy foods 5 4 meat, fish, sweets eggs, beans and cakes Which food groups contain the highest amounts of carbohydrate? A 1 and 3 B 1 and 5 C 2 and 4 D 3 and 5
1 marks
Answer: C
7 The diagram shows suggested daily proportions of different dietary food groups. 2 1 bread, pasta, fruit and rice, potatoes vegetables 3 milk and dairy foods 5 4 meat, fish, sweets eggs, beans and cakes Which food groups contain the highest amounts of carbohydrate? A 1 and 3 B 1 and 5 C 2 and 4 D 3 and 5
1 marks
Answer: C