Solved UPSC CDS/OTA Question
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Q · Rocks and Rock Cyclemedium · 45s
What type of rock is formed by the accumulation of organic material?
TopicRocks and Rock Cycle
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Organic sedimentary rocks form from the accumulation and lithification of organic debris, such as the remains of plants or marine organisms. Coal is a notable example, created mainly from compressed plant remains and acting as a fossil fuel.
Final Answer: Option B - Sedimentary