The largest iron-ore producing country is
| A. | U.S.A. |
| B. | Germany |
| C. | France |
| D. | Japan |
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Option: A Explanation : Click on Discuss to view users comments. |
The maximum amount of energy in the present-day world is provided by
| A. | Atomic energy |
| B. | Coal |
| C. | Hydroelectric power resources |
| D. | Liquid fuels |
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Option: D Explanation : Click on Discuss to view users comments. |
Of the following, an example of inexhaustible resource is
| A. | Water |
| B. | Petroleum |
| C. | Natural gas |
| D. | Coal |
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Option: A Explanation : Click on Discuss to view users comments. |
