EASY
Earn 100

Complete the following:
Coal and plants / and animals.

77.78% studentsanswered this correctly

Important Questions on Coal and Petroleum

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Which of the following is the main component of petroleum gas?
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Which of the following variety of coal contains the highest percentage of carbon? 
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What is the main component of L.P.G.?
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Which fossil fuel produces ammonia when distilled in the absence of air?
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What is the industrial source of CNG?
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Main component of LPG is
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Which of the following is not an example of heterogeneous catalysis reaction?
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Write down the process of evolution of fossil fuels on Earth.
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Write one example each for fossil fuels in a solid and liquid state.
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Find the odd one out.
 
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Which of the following is the Bio/Gobar gas?
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How is petroleum formed? What are its uses?
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Which liquid is called ‘black gold’?
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How coal is formed?
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Explain how petroleum is formed?
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The following table shows the total power shortage in India from 1991-1997. Show the data in the form of a graph. Plot shortage percentage for the years on the Y-axis and the year on the X-axis.
S.No Year Shortage (%)
1 1991 7.9
2 1992 7.8
3 1993 8.3
4 1994 7.4
5 1995 7.1
6 1996 9.2
7 1997 11.5
    
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Why are coal and petroleum called fossil fuels?
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Why are fossil fuels named so?
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What are fossil fuels?
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Look around in your school and give any two examples of natural, living things.