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प्रश्न
Coal and petroleum are formed from the dead remains of organisms and are known as ______.
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उत्तर
Coal and petroleum are formed from the dead remains of organisms and are known as fossil fuels.
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संबंधित प्रश्न
How can you as an individual contribute or make a difference to the management of coal and petroleum
Kerosene is not a fossil fuel.
Choose one term from the following which include all others :
coal, natural gas, fossil fuels, petroleum
Name a clean gaseous fuel other than LPG and natural gas.
Fill in the following blanks with suitable words :
LPG is a ........... fuel but biogas is not a..........fuel.
The term petroleum means ________
Match the following.
| Octane rating | Diesel |
| Cetane rating | Methane |
| Simplest hydrocarbon | Petrol |
| Peat | Bown in colour |
| Lignite | First stage coal |
You are provided with a mixture of petroleum and water. Can you suggest a method to separate the two?
We say fossil fuels will last only for a few hundred years. Comment.
Write some important uses of the various constituents of petroleum.
