(a) Name two deficiency diseases and for each one, state which nutrient is lacking in the diet. [4] (b) Explain why children in developing countries are mor...
Question 1 Report
(a) Name two deficiency diseases and for each one, state which nutrient is lacking in the diet. [4]
(b) Explain why children in developing countries are more at risk of suffering from protein deficiency than children in developed countries. [3]
Answer Details
(a) Name two deficiency diseases and the nutrient lacking. [4]
Two marks per disease (max 4):
- Scurvy (1) - caused by a lack of vitamin C (1)
- Rickets (1) - caused by a lack of vitamin D (1)
- Anaemia (1) - caused by a lack of iron (1)
- Night blindness (1) - caused by a lack of vitamin A (1)
- Kwashiorkor/marasmus (1) - caused by a lack of protein/energy (1)
- Goitre (1) - caused by a lack of iodine (1)
(b) Explain why children in developing countries are more at risk of protein deficiency. [3]
One mark for each valid point (max 3):
- Families in developing countries may not be able to afford protein-rich foods such as meat, fish and dairy products (1)
- The main diet may rely heavily on starchy staple foods such as rice or cassava which are low in protein (1)
- There may be limited access to a variety of foods due to poor transport, drought or conflict (1)
- Lack of education about nutrition may mean that parents do not know how to combine plant proteins to provide all essential amino acids (1)
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