2. Why water is considered a precious resource? What are the factors responsible for it's depletion? 3. Why water should be conserved and how it's sources can be recharged? 4. Explain briefly your understanding of water management. 5. What are the effects of water scarcity on plants, humans and environment?
Answers
2) Increased population: Demand of water has been increased by the increased population. As the number of humans increase, the consumption of water also increases. (ii) Increasing industries: All industries need water.
3.Check your toilet for leaks.
Stop using your toilet as an ashtray or wastebasket.
Put a plastic bottle in your toilet tank.
Take shorter showers.
Install water-saving shower heads or flow restrictors.
Take baths.
Turn off the water while brushing your teeth.
4)Water resource management is the activity of planning, developing, distributing and managing the optimum use of water resources. ... Ideally, water resource management planning has regard to all the competing demands for water and seeks to allocate water on an equitable basis to satisfy all uses and demands.
5)The first obvious effect of water stress is wilting because turgor pressure, which inflates plant cells and keeps them erect, is lost. Without this force, the cells inside plant leaves begin collapsing, giving them a limp appearance. As wilting increases, plant cells fully deflate, causing their deaths.