Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Rocks and Rock CycleMedium · 45s
Which of the following pairs is/are correctly matched? Rock – Parent Rock Slate – Shale Quartzite – Sandstone Gneiss – Granite
TopicRocks and Rock Cycle
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.
Each metamorphic rock listed is formed from the corresponding parent rock.
Final Answer: Option D — All of the above