Skip to main content

← back to the guide

Nutrients and their functions quiz (SEAB 6073 N(A)-Level Nutrition and Food Science) quiz

16questions. Pick an answer and you'll see why right away.

  1. How much energy does one gram of fat provide compared with one gram of carbohydrate?

  2. What are the three main functions of protein in the body?

  3. Which food is the best source of high biological value (HBV) protein?

  4. A vegetarian eats rice together with dhal (lentils) at the same meal. This is an example of:

  5. Why is dietary fibre important even though it gives almost no energy?

  6. Saturated fat differs from unsaturated fat mainly because saturated fat is:

  7. Which vitamins are fat-soluble and can be stored in the body?

  8. A child who lacks vitamin D is most likely to develop:

  9. What is the function of iron in the body, and what deficiency does a lack of it cause?

  10. Why does eating a vitamin C food with an iron-rich meal help prevent anaemia?

  11. Calcium has two main functions in the body. Which pair is correct?

  12. Which nutrient partnership helps the body absorb calcium for strong bones?

  13. How much water does an adult typically need each day, and why is the need higher in Singapore?

  14. Which preparation method best conserves the vitamin C in green vegetables?

  15. A person eats 50 g of carbohydrate and 10 g of fat in a snack. About how much energy does the snack provide?

  16. Why is eating far more protein than the body needs not helpful for building muscle?