Solved UPSC CDS/OTA Question
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Q · Excretory SystemMedium · 45s
Which ion is mostly reabsorbed in the Proximal Convoluted Tubule (PCT)?
TopicExcretory System
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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About 65% of sodium is reabsorbed in PCT along with water and nutrients.
Final Answer: Option C - Sodium