HARD
8th CBSE
IMPORTANT
Earn 100

Name the products obtained and their uses when coal is processed in industry.

Important Questions on Coal and Petroleum

HARD
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 28
We say fossil fuels will last only for a few hundred years. Comment.
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 29
We read in newspapers that burning of fuels is a major cause of global warming. Explain why.
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 30
While driving what are the tips we must follow to save petrol/diesel/natural gas?
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 31
Imagine that all the exhaustible natural resources are exhausted by human activities. Do you think survival of living beings would be possible.? If yes, why?, If not, why not?
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 32
Why petrol is exhaustible natural resource, whereas sunlight is not? Explain.
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 33
Write some important uses of the various constituents of petroleum.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 34
Coal reserves are said to be enough to last for another hundred years. Do you think we need to worry in such case? Why or why not?
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 5 - Coal and Petroleum>LONG ANSWER QUESTIONS>Q 35
What steps would you suggest for the judicious use of fossil fuels?