Which of the following ocean is the least polluted ocean of the world?
Correct answer: C. South Pacific
- A. Arctic Ocean
- B. Indian Ocean
- C. South Pacific
- D. None of the above
Explanation
The South Pacific is commonly cited in general-knowledge sources as among the least polluted ocean regions because it is remote from major industrial and population centres. Pollution rankings can vary depending on whether plastics, chemicals, or overall contamination is measured.
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Environmental science covers ecosystems, food chains and webs, energy flow, biogeochemical cycles, biodiversity, natural resources and population effects. Atmospheric study includes the layers and composition of air, weather and climate, greenhouse gases, global warming, ozone depletion, acid rain and pollution, with climate change distinguished from ordinary weather variation.
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