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Normal rainwater is slightly acidic due to the presence of

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Global warming is mainly due to accumulation of

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Main pollutants released from iron and steel industry are

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Which one of the following is a major green house gas?

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The 'solid waste' is also known as

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London smog is found in

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Photo chemical smog is a resultant of the reaction among

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The gas involved in Bhopal incident was

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Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

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Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ?

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Which one of the following group of gases contributes to the 'Green House Effect'?

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Black lung disease occurs in people working in

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The least preferred technique in the disposal of Municipal Solid Waste is

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Which one of the following was used as a chemical weapon in the first world war ?

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The depletion of ozone layer is due to

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Ozone depletion in the atmosphere is mainly caused by

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Ozone depletion in the stratosphere is mainly caused by

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Which of the following is not a gaseous air pollutant?

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Which of the following is ozone depleting pesticide ?

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Threshold limit value of copper in the atmospheric air is

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