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21 questions
Which of the following is a fossil fuel?
Petroleum
Wood
Cow dung
Dry leaves
Identify the fuel that leaves more smoke and ash on burning.
Solid fuel
Liquid fuels
Gaseous fuels
Any one of the above
What do fuels combine with to produce heat and light?
Carbon dioxide
Carbon monoxide
Hydrogen
Oxygen
By which of the given processes is coal formed?
Carbonisation
Distillation
Vapourisation
Evaporation
Which of the forms of coal has highest percentage of carbon?
Anthracite
Bituminous
Peat
Lignite
What are the most common sources of energy used in automobiles?
Wood and coal
Petroleum and diesel
LPG and cow dung
Natural gas and coal
Which of the following properties is NOT a characteristic of a good fuel?
High Ignition temperature
Low cost
Causes minimum pollution
Readily available
Which of the following has the highest boiling point?
Kerosene
Petrol
Diesel
Water
Where is kerosene mainly used?
In laying down roads
As fuel in jet engines
In making water proof materials
In furnaces of industries
How is coke superior than coal as a fuel?
Coal is mineral and burns releasing smoke while coke is a residue
Coal is an impure form of carbon, while coke is a pure form of carbon
Only coal consists of atoms of carbon, hydrogen , oxygen and sulphur while coke mainly consists of carbon
All of the above
What are the three fossil fuels?
solar, oil
coal and oil
coal, oil, natural gas
Which of the following is NOT a fossil fuel.
coal
carbon dioxide
petroleum oil
natural gas
Heat and _____________ transformed living things into fossil fuels.
pressure
air
gas
water
Fossil fuels are a _______________________.
renewable resource
unknown resource
nonrenewable resource
new resource
What is the other name for coal?
lignite
propane
natural gas
petroleum
What is the other name for oil
propane
natural gas
petroleum
lignite
What is the other name for natural gas?
petroleum
oil
propane
lignite
What is the other name for natural gas?
petroleum
oil
propane
lignite
What do fuels combine with to produce heat and light?
Carbon dioxide
Carbon monoxide
Hydrogen
Oxygen
By which of the given processes is coal formed?
Carbonisation
Distillation
Vapourisation
Evaporation
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