Solved UPSC CDS/OTA Question
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Q · Excretory SystemMedium · 45s
Which of the following is the correct sequence of urine formation?
TopicExcretory System
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Blood is filtered first in the glomerulus; useful substances are reabsorbed; then, unwanted ions are secreted.
Final Answer: Option B — Filtration → Reabsorption → Secretion