Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Nutrition and Nutrients Medium · 45s
Match the following: 1. Vitamin D — (a) Blood clotting 2. Vitamin K — (b) Bone health 3. Vitamin B₁₂ — (c) Pernicious anaemia Select the correct match:
TopicNutrition and Nutrients
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Vitamin D — bones; K — clotting; B₁₂ — prevents pernicious anaemia.
Final Answer: Option A — 1-b, 2-a, 3-c