Subject :NSO Class : Class 5
Read the given passage and fill the blanks with correct option.
1 is also called black gold. It is formed from the
remains of dead organisms in the sea. It cannot be used
in its natural state and is refined and turned into 2,
3, 4, etc.
| 1 | 2 | 3 | 4 | |
| A | Coal | Peat | Lignite | Lubricants |
| B | Petroleum | Lignite | Peat | Wax |
| C | Coal | Bituminous | Anthracite | Kerosene |
| D | Petroleum | Petrol | Diesel | Wax |
Ans 1:
Class : Class 3
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Ans 2:
Class : Class 5
Ans 3:
Class : Class 7
Ans 4:
Class : Class 7