Category: Environmental Engineering Mcqs

A.beta rays
B.X-rays
C.gamma rays
D.All of the above

A.Hydrogen
B.Nitrogen
C.Inorganic matter
D.Manganese

A.144 m/s
B.344 m/s
C.1344 m/s
D.3344 m/s

A.Bronchial asthma
B.Chronic bronchitis
C.Emphysema
D.All of the above

A.Aldrin
B.Endrin
C.Chloroform
D.BHC

A.Sun
B.Coal
C.Wood
D.Electricity

A.250 ppm
B.200 ppm
C.100 ppm
D.50 ppm
E.zero ppm

A.Rivers
B.Lakes
C.Wells
D.Reservoirs
E.Spring along the hill slope

A.50 – 100 litres
B.150 – 300 litres
C.400 – 500 litres
D.500 – 750 litres
E.750 – 1000 litres

A.0.05 to 0.2 ppm
B.0.2 to 0.8 ppm
C.1 ppm to 2 ppm
D.6 ppm to 10 ppm
E.10 ppm to 20 ppm