kar board 9 social science 12 chapter

GEOGRAPHY CHAPTER - 12: WATER RESOURCES OF KARNATAKA

I. Fill in the blanks with suitable words

1. The Cauvery River takes its birth at Talacauvery of Kodagu district.

Answer :- The source of the River Cauvery is Talacauvery, located in the Kodagu district.

2. The famous Jog Falls is produced by the Sharavathi river.

Answer :- The Sharavathi River creates the magnificent Jog Falls.

3. The District in Karnataka with maximum Canal irrigation is Raichur

Answer :- Raichur stands as the district with the highest extent of canal irrigation in Karnataka.

4. The first hydro-electric power generating station in Karnataka is Shivanasamudra

Answer :- Shivanasamudra was the first station built for hydroelectric power generation in the state.

5. The Alamatti dam has been constructed across Krishna River.

Answer :- The Alamatti Dam is built across the Krishna River in North Karnataka.

II. Answer the following questions in brief.

6. Name the important rivers of Karnataka.

Answer :-

• East-flowing rivers: Krishna, Cauvery, Pennar, and Palar.
• West-flowing rivers: Sharavathi, Kali, Gangavali (Bedti), Netravathi, Varahi, and Aghanashini.

7. Write a short note on river Krishna.

Answer :-

• The Krishna is the second most important river in South India.
• It originates at Mahabaleshwar and flows for a total of 1,392 km before joining the Bay of Bengal.
• In Karnataka, it flows for a distance of 480 km.
• Its major tributaries include the Bhima, Koyna, Tungabhadra, Ghataprabha, and Malaprabha.
• The Krishna river system provides significant irrigation and hydroelectric benefits to Northern Karnataka.

8. What are the tributaries of Cauvery River.

Answer :-

• Left-bank tributaries: Hemavathi, Harangi, Lokapavani, Arkavathi, and Shimsha.
• Right-bank tributaries: Lakshmana Tirtha, Kapila, Suvarnavati, and Bhavani.

9. Name the different sources of irrigation in Karnataka.

Answer :-

• Wells (including Borewells)
• Canals
• Tanks

10. Mention the main hydro-electric power stations of our state.

Answer :-

• Cauvery River: Shivanasamudra and Shimsha.
• Sharavathi River: Mahatma Gandhi station, Sharavathi, Linganamakki, and Gerusoppa.
• Kali River: Supa, Nagajhari, Kadra, and Kodasalli.
• Other Rivers: Varahi (on Varahi), Marikanive (on Vedavathi), Bhadra (on Bhadra), Tungabhadra (on Tungabhadra), Ghataprabha (on Ghataprabha), and Alamatti (on Krishna).

III. Match the following:

Answer :-

Column A	Column B (Answer)
i. Linganamakki dam	e. Sharavathi River
ii. Gaganachukki, Bharachukki	d. Cauvery River
iii. Vani Vilas Sagar	f. Marikanive
iv. Gokak falls	a. Ghata Prabha River
v. Magodu falls	b. Bedthi River