MEDIUM
8th CBSE
IMPORTANT
Earn 100

Choose one of the following:
Pure form of carbon. (Coke/ Petrol/Coal)

76.92% studentsanswered this correctly

Important Questions on Coal and Petroleum

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 2

Name the following:
It is also known as black gold.(other than coal)

(Petroleum/ Minerals)

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 2
Pick the correct word from the words given in bracket.
It is used in LPG cylinders. (Liquid hydrogen / Methane / Petroleum gas)
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 2
Answer in one word.
World's main source of energy for the production of electricity. (Coal/ Petroleum)
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 3

Natural gas has a characteristic odour.

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 3
Natural gas is heavier than air.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 3

Synthetic fibres, polymers and dyes are synthesised from petrochemicals.

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 3
We should use conventional bulbs instead of LEDs.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 5 - Coal and Petroleum>TRACK YOUR PROGRESS>Q 3
Emission of carbon dioxide gas during burning of fossil fuels causes global warming.