Solved UPSC CDS/OTA Question
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Q · Geological Time ScaleMedium · 45s
Consider the following: Silurian Period saw extensive coral reef formation. Jurassic Period is the ‘Age of Reptiles’. Ordovician is the oldest Period in the Paleozoic. Which are correct?
TopicGeological Time Scale
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.
Explanation:
Statement 3 is wrong: Cambrian is the oldest in the Paleozoic.
Final Answer: Option A - 1 and 2 only