Solved UPSC CDS/OTA Question
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Q · Oceanographymedium · 45s
What is the main composition of ocean water?
TopicOceanography
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Ocean water is primarily saltwater, containing about 3.5% salts, mostly sodium chloride, along with other dissolved minerals vital for marine life.
Final Answer: Option B - Saltwater primarily containing sodium chloride with other minerals