Q. What does the abbreviation NDIR stand for, in the category of spectrometric analysers?

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Q. Non-Dispersive Ultraviolet (NDUV) analysers are primarily used to detect which of the following two gases?

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Q. NDUV monitors use a reference gas to analyse other gases.

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Q. NDUV analysis is also known as the differential absorption.

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Q. Fluorescence analysers are used to analyse which of the following gases?

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Q. Electroanalytical monitors rely on which of the following methods?

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Q. Which of the following analyser is used for oxygen analysis?

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Q. In-situ cross stack analysers work behind which of the following principles?

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Q. In-situ in-stack analysers are used for measuring concentrations of which of the following gases?

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Q. What is the disadvantage of using conductometric analysers?

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Q. Flame photometric analysers are specific to sulphur compounds.

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Q. Airshed modelling takes into account the effects of only stationary sources and not the mobile sources of pollution.

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Q. What is the primary standard level for carbon monoxide for assuring air quality?

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Q. The pulmonary section of the respiratory tract consists of ___________

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Q. What is the primary function(s) of the alveoli?

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Q. The velocity of air reduces to zero by the time it reaches the bronchi.

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Q. Particles of what size are filtered by the nasal passage?

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Q. What is the effect of ozone on human respiratory system?

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Q. Which of the following pollutants is the major contributor to photochemical smog?

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Q. What are the effects of sulphur dioxide on the human body?

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