MEDIUM
8th CBSE
IMPORTANT
Earn 100

In a fractionating column, crude oil is obtained at the top of the column.

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Important Questions on Coal and Petroleum

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q D
Coal, petroleum and coke are the types of natural fossil fuels.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q D
Coal is used in thermal power stations to generate electricity.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q D
Lubricating oil and fuel oil are the fractions of petroleum.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q D
Greenhouse effect can cause global warming.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q D
Lignite has the least heating value.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q E
Define natural resources.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q E
What are fossil fuels?
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>ASSESSMENT ZONE>Q E
Why coal is called a fossil fuel?