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Q241

Which of the following appeared to be with a significant potential for accumulation through food chains ?

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Q242

Higher concentration of nitrogen dioxide in atmosphere air causes

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Q243

Which of the following in automobile exhaust can cause cancer?

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Q244

White lung cancer is caused by

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Q245

Which of the following is a man-made source of air pollution ?

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Q246

Oxide of sulphur present in the atmosphere are washed down by rains to cause :

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Q247

Supersonic jet causes pollution by thinning of

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Q248

The pollutant responsible for ozone holes is ________

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Q249

Major gaseous pollutant of the thermal power station is

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Q250

The gas causing acid rain in an industrial area is

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Q251

A powerful eye irritant present in smog is

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Q252

Which of the following is not a natural source of air pollution ?

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Q253

CNG used in automobiles to check pollution, mainly consists of

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Q254

What are the major pollutants of cigarette smoke?

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Q255

Which of the following metals is not a pollutant ?

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Q256

Main pollutant present in automobile exhaust is

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Q257

The liquid waste from kitchens and baths, of residences is known as :

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Q258

Most poisonous pollutant in water is

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Q259

Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.
(A) Arsenic
(B) Sorbitol
(C) Fluoride
(D) Formaldehyde
(E) Uranium

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Q260

Smog is

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