Solved UPSC CDS/OTA Question
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Q · Geological Time ScaleMedium · 45s
Statement: The Hadean Eon is characterized by the absence of a solid crust on Earth. Is this statement correct?
TopicGeological Time Scale
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Explanation:The Hadean (~4.6–4.0 billion years ago) represents Earth’s formation with molten conditions before crust solidification.
Final Answer: Option A — Yes