Master Gardening Exam 2024 Graded A

Where does Tucson and Arizona water come from? - correct answer-Effuent waste water, ground water, surface water, Colorado water What percentage of the Earth's water is suitable for human consumption and crop growth? - correct answer-3% 2/3 is frozen and 1/3 is underground or surface water Is water a finite source? - correct answer-Yes List reasons for water scarcity - correct answer-Growing Demand Population growth, increases urbanization, social and cultural issues, food scarcity and self sufficiency Fixed Resource Supply Decreasing water tables, pollution Resource Management Capacity of infrastructure, technology, financial institutional and political constraints, capacity of professionals Climate Change and Climate Variability How does Tucson water measure water usage? - correct answer-By Ccf that equals 100 cubic feet of water or 748 gallons Give reasons for conserving water - correct answer-Protect supplies Preserve natural bodies of water Reduce soil erosion, flooding Reduce deterioration of water delivery system Reduce dependency on potable water for irrigation Reduce waste Increase sustainable use of land and resources Protect resources for future generations Provide enough water for crops, landscapes Offset drought restrictions Reduce groundwater pumping Reduce off-site flooding and erosion Increase water availability for on-site vegetation Extend life of landscaping Reduce water bill