31. The earth's atmosphere is an envelope of gases present upto a height of about __________ kms.
32. The maximum CO2 is emitted into the atmosphere by
33. Pick out the correct statement.
34. In water treatment plant, zeolite process is used to remove the __________ of water.
35. In large thermal power stations very fine particulates present in flue gas are removed by
36. Higher concentration of CO2 in atmosphere
37. Foul odour and bad taste of water is removed by treating with
38. The upper layer of atmosphere is called the
39. Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres.
40. World environment day is observed every year on the 5th of
Read More Section(Environmental Engineering in CE)
Each Section contains maximum 100 MCQs question on Environmental Engineering in CE. To get more questions visit other sections.