Diet and Nutrition MCQ PDF

1. Which treatment is best for a person with persistent diarrhoea? - drinking a solution of sugar and salt 2. Poor nutrition can lead to a condition called rickets in which bones fail to develop properly. The table shows some minerals and vitamins present in four foods. Which food would be best fo...

1. Which treatment is best for a person with persistent diarrhoea? - drinking a solution of sugar and salt 2. Poor nutrition can lead to a condition called rickets in which bones fail to develop properly. The table shows some minerals and vitamins present in four foods. Which food would be best for a child who has rickets? | | calcium | iron | vitamin C | vitamin D | |---|---|---|---|---| | A | X | X | ✓| ✓| | B | ✓ | X | X | ✓| | C | X | ✓ | ✓ | X | | D | X | ✓ | X | ✓ | Key: * ✓ = substance present * X = substance absent 3. Which components make up most of the dry mass of a balanced diet? - carbohydrates, fats and proteins 4. A child decided to eat only meat, oily fish, cheese and bread, and drink only water. Which nutrient would be in low levels in this diet? - vitamin C 5. A person has bleeding gums. This could be caused by a lack of which nutrient? - vitamin C 6. The table shows the main contents of four meals. Which meal will be the most effective at preventing constipation? | | carbohydrate | fat | fibre (roughage) | protein | |---|---|---|---|---| | A | 18 | 12 | 8 | 25 | | B | 30 | 32 | 2 | 12 | | C | 38 | 4 | 22 | 10 | | D | 48 | 15 | 10 | 5 | 7. Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables? - brittle bones 8. The graphs show the quantities of selected vitamins and minerals in four foods. Which food is the richest source of the vitamin or mineral essential for the transport of oxygen by the blood? - eggs 9. Four different foods were tested for their composition. The results are shown in the table. Which food contains protein but not reducing sugar or starch? | | Benedict's test | iodine test | biuret test | |---|---|---|---| | A | blue | black | purple | | B | blue | brown | purple | | C | brick red | black | blue | | D | brick red | brown | blue | 10. Which nutrient produces a purple colour when mixed with biuret solution? - protein 11. Which food-testing reagent shows a positive result when it turns from blue to purple? - biuret reagent 12. The diagram shows two food tests carried out on solution X. Which nutrients are present in solution X? - protein and starch 13. The data show the concentrations of sugar and starch in an onion. The onion is tested with Benedict's solution and iodine solution. Which set of results is correct? | | Benedict's solution | iodine solution | |---|---|---| | A | blue | blue-black | | B | blue | brown | | C | brick red | blue-black | | D | brick red | brown | 14. A student set up a test-tube containing starch, water and amylase. How could the student test whether the amylase had digested all the starch? - Add iodine solution. 15. Four foods were tested for fat (using ethanol), protein (using the biuret test), reducing sugar (using Benedict's solution), starch (using iodine solution). Which food contains protein and starch? | | blue/black | purple/lilac | bric-red/orange | milky-white | |---|---|---|---|---| | A | X | X | ✓ | X | | B | ✓ | ✓ | X | X | | C | X | X | ✓ | X | | D | X | X | X | ✓ | Key: * ✓ = nutrient present * X = nutrient absent