Home Environmental Chemistry Test Online Mcqs Preparation Environmental Chemistry Test Online Mcqs Preparation Environmental Chemistry Test Online Mcqs Preparation With Answers Start Below 123456789101112131415Show paginator Hide paginator 7% Question 1 of 15 1. Which one of the following substance is not used as disinfectant or chlorinating agentA. NaClOB. NaClC. HOClD. Cl2Question 1 of 15 Loading... Question 2 of 15 2. Which one of the following is not affect of acid rainA. It damages the buildingsB. It leaches metals like aluminium mercury and lead from soilC. It decrease the pH of natural rainD. It increase the percentage of CO2 in the atmosphereQuestion 2 of 15 Loading... Question 3 of 15 3. Smog is essentially caused by presence ofA. O3 and N2B. Oxides of Sulphur and nitrogenC. O2 and N2D. O2 and O3Question 3 of 15 Loading... Question 4 of 15 4. Ozone layer of stratosphere requires protection from indiscriminate use ofA. PesticidesB. BalloonsC. Aerosols and high flying jetsD. Atomic explosionsQuestion 4 of 15 Loading... Question 5 of 15 5. The best and the most recommended technology for solid waste management isA. Dumping into land fillsB. RecyclingC. IncinerationD. Treatment before incinerationQuestion 5 of 15 Loading... Question 6 of 15 6. The quality of raw water is improved by:A. AerationB. ReductionC. DehydrationD. IncinerationQuestion 6 of 15 Loading... Question 7 of 15 7. The thickness of ozone layer isA. 1 km onlyB. 25 to 28 kmC. 3 km onlyD. 25 to 50 kmQuestion 7 of 15 Loading... Question 8 of 15 8. Acid rainA. Effects big marble constructionsB. Retards the growth of treesC. Results in loss of flora and faunaD. All of theseQuestion 8 of 15 Loading... Question 9 of 15 9. Which one of the following is not a pollutantA. COB. CO2C. NO2D. SO2Question 9 of 15 Loading... Question 10 of 15 10. Smog forming conditions include:A. Small air mass movementB. All of the aboveC. Sufficient NO and VOC in airD. Suitable amount of sunlightQuestion 10 of 15 Loading... Question 11 of 15 11. Major sources of NOx pollutants areA. Natural gasB. All of theseC. Combustion of coal and oilD. GasolineQuestion 11 of 15 Loading... Question 12 of 15 12. The serious disadvantages of incineration process:A. Highly unclean process with the emission of effluent gases like CH4 and CO2B. Both b and cC. Cheap and simple methodD. Cause of an acid rainQuestion 12 of 15 Loading... Question 13 of 15 13. Which one of the following is the secondary pollutant of atmosphereA. CO2B. NO2C. SO3D. H2SO4Question 13 of 15 Loading... Question 14 of 15 14. The impacts of dumping solid wastes in landfills:A. All of the aboveB. Affected marine lifeC. Affected crop qualityD. Affected aquatic plants lifeQuestion 14 of 15 Loading... Question 15 of 15 15. Incineration of the municipal solid waste involves:A. All of the aboveB. Burning between the temperature ranges of 9000 to 1000°CC. Dumping into land fillsD. RecyclingQuestion 15 of 15 Loading... Loading... Related Study Posts:Mdcat Test Chemistry Test Online PreparationScope Salary of Environmental Sciences in Pakistan JobsKPK Environmental Protection Agency ETEA Jobs 2022 Apply…Who is Who Test Preparation Mcqs OnlineUrdu Test Preparation Online McqsFIA ASI Sub Inspectors Job 2022 OTS Test Preparation Mcqs…TESCO Jobs Online NTS Test Preparation McqsPPSC Lecturer Test Preparation Online McqsASF Jobs 2022 Written Test Preparation Online McqsIB Pakistan NTS Jobs 2022 Online Test Preparation Mcqs
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