1) Floods have harmful and helpful effects  a) true b) false 2) the water cycle starts with ......... Process a) Condensation b) Evaporation 3) The polar zone is extremely cold a) true b) false 4) living organisms need food,water,shelter to live a) true b) False 5) We get dehydrated when we lose a big amount of water without replacing it a) true b) fals

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