Q. PBBs are used as a flame retardants, in dealing with

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Q. Polychlorinated biphenyls (PCBs), affecting

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Q. Algal bloom is a massive growth of unicellular algae in the

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Q. After dying out of algae, remaining biomass is mineralized by

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Q. Influx of nutrients, causing severe distortion to balance of ecosystem, termed as

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Q. Rising level of nitrogen and phosphorous in water, causing

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Q. Urban and industrial run off, containing large amount of

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Q. Sources of dust particles are metal ores and

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Q. Main transport of pollutants between sea and land are

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Q. ballast water contains a number of

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Q. CFCs stands for

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Q. Ships loss their cargo due to human error, storm and

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Q. Cooling systems of ships are operating on freons and

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Q. Some organisms attach themselves to ship hull, in process of

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Q. Biocides are recognized as a chemical product, utilized in killing different

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Q. How much shipping containers got lost accidently at sea?

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Q. Ships engine produces CO₂, SO₂ and

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Q. A grey water is produced in kitchens and showers of

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Q. Crude oil of ship consist different types of

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Q. CFCs depletes ozone layer in the

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