Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
Q · Excretory Systemmedium · 45s
The functional unit of the kidney is:
TopicExcretory 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.
The nephron is the microscopic structural and functional unit of the kidney. Each kidney contains about one million nephrons. A nephron consists of a renal corpuscle (including the glomerulus and Bowman's capsule) where filtration occurs, and a renal tubule where selective reabsorption and secretion modify the filtrate into urine.
Final Answer: Option A - Nephron