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Envt- Air & Noise Pollution-quiz

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Question 1

Which of the following conditions create a trapping flume

Question 2

Match list-I with list-II and select the correct answer using the codes given below the lists:

Here, ELR = Environmental lapse rate, DALR = Dry adiabatic lapse rate

Question 3

A gas contains two types of suspended particles having average sizes of and Amongst the options given below, the most suitable pollution control strategy for removal of these particles is

Question 4

Which one of the following is secondary pollutant?

Question 5

As per Noise Pollution (Regulation and Control) Rules 2000 of India, the night time limit for a commercial zone expressed in dB (A) Leq is

Question 6

which one of the following pollutants or pairs of pollutants is formed due to photochemical reactions?

Question 7

Which one of the options contains ONLY primary air pollutants?

Question 8

SO2 and CO adversely affect

Question 9

As per Noise Pollution (Regulation and Control) Rules 2000 of India, the day time noise limit for a residential zone, expressed in dB (A) Leg, is

Question 10

The atmospheric layer closest to the earth surface is
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Nov 6ESE & GATE CE