Q. 70% of sulphur dioxide comes from:

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Q. In norway, what factor is involved in removal of salmon ?

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Q. Most of marine species die, if 'pH' falls from

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Q. Which two gases involved in formation of acid rain ?

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Q. What is average annual pH of rain in new hampshire ?

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Q. What makes black forest damaged by pollutants ?

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Q. Strong acids easily ionize

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Q. What does installation of scrubbers can reduce ?

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Q. Acid deposition has been increasing in united states, since

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Q. In 1991, USA and Canada signed an agreement to reduce

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Q. Nitrogen oxide' gas reacts with water to form

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Q. Acid impairs plays vital role in nutrient cycle and:

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Q. What is an example of acid?

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Q. Acid deposition damages leaves of birch and needles of:

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Q. 'Sulphuric' and 'nitric' emission into atmosphere making stronger:

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Q. Mosses may also kills 'mycorrihizal fungi' that help trees to absorb

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Q. What is an estimated damage caused by acid rain to buildings in USA ?

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Q. 'VOCs' stands for

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Q. Dust, smoke, fly ash and fume are

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Q. Bacterial decomposition of organic matter, releases NO₂ into the

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