week 5Online version week5 by Nesma Abdellatif 1 High quality of fresh water leads to the death of living organisms live in it. Yes No 2 Scarcity and conservation of fresh water are two main risks that threaten fresh water on Earth. Yes No 3 We must conserve fresh water, because it is limited on Earth. Yes No 4 Building factories is from human strategies to control and conserve fresh water. Yes No 5 When there is more rainfall, the level of water in rivers will decrease causing flooding. Yes No 6 The water of tributaries flows directly into seas and oceans. Yes No 7 Upstream is the place where a river starts. Yes No 8 Waste produced from factories that are built near a watershed can affect the quality of water in downstream. Yes No 9 Dam can hold the water behind it which causes a change in the amount of water in water bodies connected to it. Yes No 10 Preservation and sustainability are ways to conserve natural resources. Yes No 11 When people manage the use of natural resources to make them available in future, this is called sustainability. Yes No 12 Placing many cows in small grass areas is considered as unsustainable situation. Yes No 13 Soil pollution causes the death of plants and animals. Yes No 14 You must decrease the time of taking your shower to conserve water. Yes No 15 You can conserve water by leaving the tap open during brushing your teeth. Yes No
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