Gasses Mcqs 101- Which gas is used in refrigerants and air conditioning? A. ChlorineB. AmmoniaC. HydrogenD. Sulphur dioxide View Answer Answer : B. Ammonia Description 102- Which gas causes acid rain? A. OxygenB. NitrogenC. Sulphur dioxideD. Carbon monoxide View Answer Answer : C. Sulphur dioxide Description 103- What is the primary gas used in welding? A. OxygenB. NitrogenC. HydrogenD. Acetylene View Answer Answer : D. Acetylene Description 104- Which gas is used in soda water to make it fizzy? A. NitrogenB. Carbon dioxideC. OxygenD. Helium View Answer Answer : B. Carbon dioxide Description 105- Which gas is used in anesthesia during surgery? A. MethaneB. HydrogenC. Nitrous oxideD. Carbon monoxide View Answer Answer : C. Nitrous oxide Description 106- Which gas protects us from harmful ultraviolet rays? A. OzoneB. MethaneC. NitrogenD. Carbon dioxide View Answer Answer : A. Ozone Description 107- Which gas is used in deep-sea diving tanks along with oxygen? A. ArgonB. HeliumC. NitrogenD. Carbon dioxide View Answer Answer : B. Helium Description 108- Which gas is released when fossil fuels are burned? A. OzoneB. OxygenC. HydrogenD. Carbon dioxide View Answer Answer : D. Carbon dioxide Description 109- Which gas is responsible for the smell in rotten eggs? A. MethaneB. AmmoniaC. Hydrogen sulfideD. Sulphur dioxide View Answer Answer : C. Hydrogen sulfide Description 110- Which gas is used for inflating vehicle airbags? A. ArgonB. OxygenC. NitrogenD. Nitrogen gas or sodium azide reaction products View Answer Answer : D. Nitrogen gas or sodium azide reaction products Description 111- Which gas supports combustion? A. OxygenB. NitrogenC. HydrogenD. Carbon dioxide View Answer Answer : A. Oxygen Description 112- Which gas is used to sterilize medical equipment? A. OxygenB. NitrogenC. HydrogenD. Ethylene oxide View Answer Answer : D. Ethylene oxide Description 113- Which gas is used to fill weather balloons? A. OxygenB. HeliumC. MethaneD. Hydrogen View Answer Answer : B. Helium Description 114- Which gas causes asphyxiation in mines? A. NitrogenB. OxygenC. Carbon dioxideD. Helium View Answer Answer : A. Nitrogen Description 115- Which gas is used in fluorescent lamps? A. ArgonB. OxygenC. NitrogenD. Hydrogen View Answer Answer : A. Argon Description 116- Which gas is released during respiration? A. OxygenB. NitrogenC. HydrogenD. Carbon dioxide View Answer Answer : D. Carbon dioxide Description 117- Which gas is colorless, tasteless, and odorless? A. ChlorineB. AmmoniaC. HydrogenD. Carbon monoxide View Answer Answer : D. Carbon monoxide Description 118- What gas causes the depletion of the ozone layer? A. MethaneB. ChlorofluorocarbonsC. HeliumD. Oxygen View Answer Answer : B. Chlorofluorocarbons Description 119- Which gas is most responsible for global warming? A. HeliumB. NitrogenC. Carbon dioxideD. Hydrogen View Answer Answer : C. Carbon dioxide Description 120- Which gas is released during volcanic eruptions? A. ArgonB. OxygenC. NitrogenD. Sulphur dioxide View Answer Answer : D. Sulphur dioxide Description 1 2 3 4 5 6 7 8
