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 · Reproductive SystemMedium · 45s
Which of the following statements are correct about human spermatogenesis? 1. It occurs in seminiferous tubules. 2. Sertoli cells provide nourishment to developing sperm. 3. Leydig cells secrete testosterone. Select the correct answer using the code below:
TopicReproductive 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.
All statements are correct. Spermatogenesis occurs in seminiferous tubules, where Sertoli cells support sperm; Leydig cells in interstitial tissue secrete testosterone.
Final Answer: Option D — 1, 2 and 3