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 hormone is tested in pregnancy tests?
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.
hCG is secreted by trophoblast cells after implantation.
Final Answer: Option D - hCG