. Complete the crossword Fig. 5.2 with the help of the clues


were

Across

1. Fuels obtained form dead remains of living organisms. (6,5)

2. A process by which the various constituents of petroleum are separated. (8)

3. A porous black substance obtained form coal. (4)

4. Another name for motor fuel. (6)

Down

5. The substance obtained by carbonization. (4)

6. Fuel for heavy motor vehicles. (6)

7. A petroleum product used for road surfacing. (7)

8. Dead remains of sea animals got converted into it. (9)

 

Best Answer

Ans. 

were

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