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प्रश्न
The pH of a river water sample as measured by pH paper is found to be 6. What does it tell us about water?
उत्तर
It means that river water is polluted with acidic wastes.
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संबंधित प्रश्न
List four advantages of properly managed watershed management.
List any two advantages associated with water stored in the ground.
List two advantages associated with water harvesting at the community level.
How can water harvesting technique help in the conservation of water?
Name the river with which the Sardar Sarovar Dam is associated.
What is the main purpose of rainwater harvesting?
Explain briefly, how rainwater harvesting is done from open spaces around the buildings in city areas.
Which of the following is not an ancient water harvesting structure?
(a) kattas
(b) sargam
(c) kulhs
(d) surangams
Water is very precious for all living beings. What will happen in future if we do not save water now?
Clean and Fresh water is essential for every human activity.
