Solved UPSC CDS/OTA Question
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Q · Nutrition and Nutrients medium · 45s
Which nutrient is crucial for bone health and calcium absorption?
TopicNutrition and Nutrients
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Vitamin D facilitates intestinal absorption of calcium and phosphorus, promoting bone mineralization. Deficiency leads to rickets in children (bone deformities) and osteomalacia in adults (bone pain, fractures). Sunlight exposure triggers skin synthesis; dietary sources include fortified dairy and oily fish.
Final Answer: Option B - Vitamin D