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प्रश्न
Write the advantages of rainwater harvesting.
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उत्तर
Advantages:
- Rainwater harvesting can reduce flooding in cities.
- Rainwater harvesting can reduce topsoil loss.
- Groundwater level can be increased.
- Groundwater can be conserved.
- It can improve plant growth.
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संबंधित प्रश्न
What is rainwater harvesting?
Study the diagram below and answer the questions that follow:
1) Name the activity shown in the diagram.
2) Give two objectives of the activity named in (d) (i).
What is the main purpose of rainwater harvesting?
Explain briefly, how rainwater harvesting is done from open spaces around the buildings in city areas.
The river water is said to be polluted with acidic wastes if the pH of river water is :
(a) zero
(b) above 7
(c) below 7
(d) exactly 7
Which of the following is not an ancient water harvesting structure?
(a) kattas
(b) sargam
(c) kulhs
(d) surangams
Ahars, Kattas, Bhundhis and Khadins are the modes of :
(a) grain storage
(b) soil conservation
(c) water harvesting
(d) cold storage
List four advantages of conserving water in the form of ground water.
What is a rain water harvester? How does it work?
- Locate and name the water reservoirs in Figures (a) and (b).
- Which has an advantage over the other and why?
(a)
(b)
