1) How much surfaces of earth is covered with water a) 2/4 b) 3/4 2) What are the two main Natural sources of water a) Rain andbsnow b) Rivers and lakes 3) Do not turn off the tap after using it a) True b) False 4) The earth is known as----- planet a) Red b) Blue 5) Deforestation means----- a) Cutting down of trees b) Planting of trees 6) ----- should be used for irrigation a) Pipe b) Sprinklers 7) Over irrigation of fields should be checked a) True b) False 8) Factories use ----- water. a) Pipelines b) Underground 9) Forest are being cleared for a) Earning money b) For fun 10) Cutting of trees in forest causes a ------in rainfall a) Increase b) Decrease 11) We should use shower for bathing a) True b) False 12) Rainwater harvesting means a) Collecting rainwater b) Wasting rainwater

water scarcity

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