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Multiple Choice Questions (Quick Revision)Tick (✓) the correct options.1. About__________percent of the Earth's surface is covered with water.(a) 71(b) 69(c) 172. The atmosphere is held to the Earth by the force of.(a) oxygen(b) gravity(c) smoke |
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Answer» Answer: 1. 71 PERCENT of the earth SURFACE is COVERED with water 2. gravity |
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