Solved UPSC CDS/OTA Question
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Q · Human Skeletal System Medium · 45s
How many pairs of ribs are there in the human body?
TopicHuman Skeletal System
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.
There are 12 pairs of ribs in the human rib cage.
Final Answer: Option C — 12