NCERT Class VIII Science Solutions: Chapter 5-Coal and Petroleum Part 7 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 36:

Complete the crossword Fig with the help of the clues:

Result for Complete the Crossword (Q)

Across:

1. Fuels obtained from 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 from coal. (4)

4. Another name for motor fuel. (6)

Down:

5. The substance obtained by Carbonisation. (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)

Answer:

Result for Complete the Crossword (A)

Across:

1. Fuels obtained from dead remains of living organisms – Fossil fuels

2. A process by which the various constituents of petroleum are separated – Refining

3. A porous black substance obtained from coal - Coke

4. Another name for motor fuel - Petrol

Down:

5. The substance obtained by Carbonization – Coal

6. Fuel for heavy motor vehicles - Diesel

7. A petroleum product used for road surfacing - Bitumen

8. Dead remains of sea animals got converted into it - Petroleum

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