Coal and petroleum

What is known as black gold?

• Silver

• Coal

• diamond

• Petroleum

Identify the fuel that leaves more smoke and ash on burning.

• Solid fuel

• Liquid fuels

• Gaseous fuels

• Any one of the above

By which of the given processes is coal formed?

• Carbonisation

• Distillation

• Vapourisation

• Evaporation

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

Where is kerosene mainly used?

• In laying down roads

• As fuel in jet engines

• In making water proof materials

• In furnaces of industries

What are fossil fuels?

• complex hydrocarbon compounds
• mixtures of gaseous hydrocarbons located under the surface of the Earth
• a nonrenewable energy resource formed the remains of organisms that lived long ago

7. Which fossil fuel is the remains of ancient plants?

• Coal
• Petroleum
• Natural Gas

Which is not an environmental impact of using fossil fuels.

• Global Warming
• Acid Rain
• Oil Spill
• Rapid Population Growth

Name the process which is used to separate various constituent of petroleum

• Lubrication

• Refining

• Paraffin

• None of these

Heat and _____________ transformed living things into fossil fuels.

• pressure

• air

• gas

• water