Oil and Gas Sector

86. Which country is the largest importer of coal in the world?
a) China
b) India
c) Japan
d) South Korea

87. What is the process of converting natural gas into a gaseous state through the addition of heat called?
a) Vaporization
b) Liquefaction
c) Gasification
d) Condensation

88. Which gas is responsible for the formation of coal seam gas, a type of natural gas found in coal seams?
a) Oxygen
b) Carbon dioxide
c) Methane
d) Nitrogen

89. What is the term used to describe the process of converting biomass into a solid fuel through heat and pressure?
a) Biomass conversion
b) Biomass gasification
c) Biomass liquefaction
d) Biomass pyrolysis

90. Which country is the largest exporter of natural gas in the world?
a) Russia
b) United States
c) Qatar
d) Australia