chapter 3. Water Resources
:1. What percentage of the world's rainfall does India receive?
2. What are the three main causes of water scarcity in most cases in India?
3. Write four important uses of water
.4. What are the three main causes of river water pollution in India?
5. Name the hydraulic structure built by Iltutmish in the 14th century to supply water to areas of Siri Fort in Delhi.
6. Who declared the dams "temples of modern India"?
7. In which part of India do people use diversion canals called "guls" or "kuls" for agricultural irrigation?
8. What is "Palar Pani"?
9. Rooftop rainwater harvesting has been made mandatory for all households in which state in India?
10. Which state is famous for its bamboo irrigation system? Short answer questions (the answer should not exceed 80 words)
:11. Write a short note on the need and conservation of water resources in India with reference to industrialization and intensive urbanisation.
12. Why are dams also called multipurpose river projects?
13. Highlight the harmful effects of dams on aquatic life and vegetation.
14. Explain three causes of new social movements like Narmada Bachao Andolan and Tehri Bachao Andolan.Questions with long answers (the answer should not exceed 120 words):
15. Why are multi-use projects and large dams the subject of intense scrutiny and opposition?
16. Water is available in abundance in India, although it is scarce in many parts of the country.Discuss with examples.
1 Who declared dams 'temples of modern India'?
2. What are the causes of the water shortage? (1)
3. What water is cooled using the rainwater harvesting technique on the roof? (1)
4. According to Falken Mark, when does water stress occur? (1
)5. Multipurpose projects are said to fulfill several goals simultaneouslyalso causes a lot of problems. Is this true? (3)
6. How were "tankas" useful to the people of Rajasthan? (3)
7. Why is underground water an overexploited resource? (3)
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