EASY
8th CBSE
IMPORTANT
Earn 100

Natural gas mainly contains which of the following?

75% studentsanswered this correctly

Important Questions on Coal and Petroleum

EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q A
Which is not a renewable source of energy?
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q A
Which of the following is a solid fuel?
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q A
Crude oil is a mixture of which of the following?
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q A
Petroleum is refined by which process?
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q B

Match the following:

1. gasoline a. fuel for heavy motor vehicles
2. kerosene b. lubricating machinery
3. light oil c. motor fuel
4. heavy oil d. used for obtaining organic chemicals
5. residue e. domestic fuel, jet engine fuel
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q C
Define Fuel. Name any two fossil fuels.
EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q C
Name the best quality of coal. Name the major elements present in coal.
HARD
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 18 - Coal and Petroleum>EXERCISES>Q C
Give the composition of producer gas and water gas.