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FIND BOOK SOLUTIONS
500 Selected Problems in Science
NCERT Class 8 Science Solutions
IMPORTANT QUESTIONS
Tick True/False against the following statements. Fossil fuels can be made in the laboratory.
a. True
b. False
Easy
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Fill in the blanks c) Least polluting fuel for a vehicle is <u>______<u> .
Easy
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Fill in the blanks (b) Process of separation of different constituents from petroleum is called <u>______<u> .
Easy
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Fill in the blanks. (a) Fossil fuels are <u>______<u>. , <u>______<u> and <u>______<u> .
Hard
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Describe how coal is formed from dead vegetation. What is this process called?
Medium
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Name the petroleum product used for surfacing of roads.
Easy
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What are the advantages of using CNG and LPG as fuels?
Easy
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The following table shows the total power shortage in India from 1993–1999. 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.
Hard
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Explain the process of the formation of petroleum.
Hard
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Describe the characteristics and uses of coke.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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Describe the circumstances leading to the outbreak of revolutionary protest in France.
Medium
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