Which mineral element is needed to make haemoglobin?
Answer and explanation
Correct answer: B. Iron
- Step 1: Iron is part of the haemoglobin molecule that carries oxygen. Answer: Iron. Why not the others: Calcium: Calcium is needed for bones and teeth. Iodine: Iodine is needed for thyroxine. Sodium: Sodium helps nerve and fluid balance.
Practise more Nutrition and digestion.
Free questions with an explanation for every one, and full timed Kenya KCSE mock tests.
More Nutrition and digestion questions
- Which food test turns from brown to blue-black when starch is present?
- Which nutrient is tested for by heating with Benedict's solution?
- Deficiency of vitamin C in the diet causes
- Which part of the alimentary canal absorbs most of the digested food?
- Which of these is the function of bile?
- In which organ is excess glucose converted into glycogen for storage?