EASY
8th CBSE
IMPORTANT
Earn 100

What is CNG? Give its two major advantages and uses.

Important Questions on Coal and Petroleum

HARD
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q D
What are non-renewable resources? Explain with examples.
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q D
Why conservation of natural resources is very important.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q D
What are fossil fuels? Give its examples.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q E
Comment on the origin of coal, petroleum and natural gas.
HARD
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q E
Explain the destructive distillation of coal.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q E
Enlist the reasons responsible for energy crisis.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q E
Give five steps to reduce energy crisis.
HARD
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q E
What is conservation of energy? Why conservation of energy is important?