Category: Environmental Engineering Mcqs

A.Acetylene
B.Olefins
C.Hydrogen sulphide
D.Ethylene

A.Filtration
B.Alum
C.Ozone
D.Heating and cooling
E.Passing chlorine

A.Bomb’s calorimeter
B.Thermostat
C.Beckmann’s thermometer
D.Refrigerator

A.1000
B.500
C.100
D.10
E.1

A.Q-fever
B.Ring worm
C.Jaundice
D.Tetanus

A.Have strong magentic field
B.Have strong electrical field
C.Do not allow any light to escape outside
D.Are self luminous bodies

A.6.2 to 6.8
B.6.5 to 7.0
C.7.0 to 7.2
D.7.5 to 7.6

A.Rolling mills
B.Power plants
C.Automobiles
D.Floor mills
E.Electronic industries

A.Carbon monoxide and Carbon dioxide
B.Carbon monoxide and lead
C.Ethylene dichloride and ethylene dibromide
D.Carbon dioxide and Sulphur dioxide

A.10 – 50 ppm
B.50 – 65 ppm
C.75 – 117 ppm
D.150 – 250 ppm
E.300 – 700 ppm