Fill in the blanks. [3 marks]

Fossil fuels are, and_ .

Process of separation of different constituents from petroleum is called .

Least polluting fuel for vehicle is _____.

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Solution

Fossil fuels are coal, petroleum and natural gas. [1 mark]

Petroleum can be separated into its various constituents by a process called refining. [1 mark]

Least polluting fuel for vehicle is CNG. [1 mark]

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Similar questions

Fill in the banks.

(a) Fossil fuels are ________, ________ and _________.

(b) Process of separation of different constituents from petroleum is called _________.

Fill in the following blanks with suitable words :

(a) Fossil fuels are ___ , ___ and ___ .

(b) Coal contains mainly ___ .

(d) The process of separation of different constituents from petroleum is called ___ .

(e) The least polluting fuel for vehicles is ___ .

(f) The burning of fossil fuels causes air ___ and also leads to global ___ .

Fill in the banks.

(a) Fossil fuels are ________, ________ and _________.

(b) Process of separation of different constituents from petroleum is called _________.

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