7.
Natural Gas, Coal, Petroleum is called as
Answer : B. Fossil Fuel
8.
The black and highly viscous liquid or semi-solid form of petroleum in which the road surface coated is (it is also used in Paints and coating Roof sheets)
Answer : A. Bitumen (Asphalt)
9.
Coke is a solid form of
Answer : A. Carbon
10.
Most naphthalene balls are obtained from
Answer : D. Coal Tar
11.
Maximum of the Heavy motor vehicles like trucks and tractors runs in
Answer : D. Diesel
12.
Parrafin was is used in
Answer : D. All the above