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Question
Which of these is the source of marine pollution?
Options
Oil
Sewage
Industrial effluents
All of these.
MCQ
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Solution
All of these.
Explanation:
Oil spills, untreated sewage, and industrial effluents are all listed as sources of marine pollution. Oil spreads on seawater and kills marine life, sewage brings pathogens and nutrients, and industrial discharges add toxic chemicals and heavy metals to coastal waters. The uploaded materials explicitly list oil spills, sewage discharge, and industrial effluents among the principal sources of marine pollution.
shaalaa.com
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