EASY
Earn 100

Places in India where you will find natural gas _____ .
(a)Ambala.
(b)Uttar pradesh.
(c)Bihar.
(d)Gujarat

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Important Questions on Coal and Petroleum

HARD

EASY

MEDIUM
Give reason for the following:
CNG is a better fuel for automobiles.




MEDIUM





EASY

HARD

MEDIUM




EASY

EASY
Read the following passage and answer the question.
Ali noticed that thick, black smoke was coming out from his school bus. He met the transport in-charge and convinced him to get the bus checked for harmful gases emission.
Suggest an environment-friendly fuel for this bus.

