Q. When does radiation inversion usually occur ?

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Q. What is threshold limit value of H₂S?

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Q. Which gas provides carbonation in soft drinks and beverages?

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Q. Natural ozone in 'stratosphere' absorbs harmful

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Q. Which gas helps in raising equilibrium temperature of earth?

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Q. What is atmospheric life of CO?

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Q. Exposure to H₂S for a short period, causes

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Q. 'Methane' is a naturally accruing

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Q. Major 'reservoirs' of CO₂ are:

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Q. Temperature gradient of 'ambient' air is known as

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Q. When temperature changes a hot parcel of air against altitude, providing heat transfer across boundary, resulting condition is known as

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Q. 'TLV' stands for

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Q. Narrow valleys are favorable to inversion because horizontal air movement is

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Q. How much an average man breathe per day?

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Q. Which type of plume is emitted under extreme inversion conditions?

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Q. What makes a Leather weak and disintegrates ?

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Q. Primary pollutants in photochemical smog are nitric oxides and

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Q. What is causes of increase in CO₂?

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Q. What is dispersed solid or liquid particles of microscopic size in gaseous media?

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Q. Which type of inversion is common in winter than summer?

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