9th Standard, Social, Geography CHAPTER 27
MINERAL RESOURCES OF KARNATAKA
EXERCISES
I. Fill in the blanks with suitable words.
1. Kudremukh in Karnataka is noted for Iron ore.
2. The best-quality iron ore is magnetite ore.
3. The leading producer of manganese in Karnataka is Sandur in Bellary
4. The metal that is produced from bauxite ore is aluminium.
5. The deepest gold mine in KGF is Champion Reef.
II. Answer the following questions in brief.
6. Why is Karnataka called the ‘Land of Gold’?
Answer: Karnataka occupies the first position in the production of gold in India. It produces 80% of the total gold in India. Hence Karnataka is known as the ‘Land of Gold’. Gold is mined in Karnataka from ancient times.
7. Which are the important minerals available in Karnataka?
Answer: Karnataka has rich and varied mineral resources. Among them, iron ore, gold, manganese, lime stone, copper, bauxite, chromite, mica, asbestos and granite are the important minerals.
8. Which is the ore used as an alloy?
Answer: Manganese ore is used as an alloy.
9. Name the places in Karnataka where iron ore is available.
Answer: The places in Karnataka where iron ore is available are Ballari, Chikkamagaluru, Bagalkot, Chitradurga, Tumakuru, Shivamogga, Dakshina Kannada, Uttara Kannada and Gadag. Ballari has rich deposits and they are mainly found in Hospet and Sandur areas. Iron ore is extracted at Donimalai, Vibhutigudda, Belagala, Kumaraswamy Hills, Timmappana Gudi, Devadri range and Ramadurga Hills. Chikkamagaluru district occupies the second position. Iron ore is found in Bababudangiri hills (Inam Dattatreya Peeta), Kemmannugundi, Kudremukh, Gangamula, Kalhattagiri and Jenusuri hillocks. With a view to protecting bio-diversity, the Supreme Court has ordered mining to be stopped at Kudremukh which has a National Park. There are iron ore deposits in Hosadurga and Sasalu of Chitradurga district, Ameengadh of Bagalkot district, Huliyara and Chikkanayakanahalli of Tumakuru district, Kumsi, Shankaragudda and Siddarahalli of Shivamogga district etc.
10. Which district is an important producer of bauxite?
Answer: Deposits of bauxite ore in Karnataka are found in the districts of Belgavi, Chikkamagaluru, Chitradurga, Dakshina Kannada and Udupi. Belgavi district is the leading bauxite producing district.
11. Name the important gold mines of Karnataka.
Answer: There are four important mines in the Kolar Gold Fields. They are Nandidurg, Urigaum, Champion Reef and Mysore Mines. Among these, Champion Reef is the deepest gold mine (3217 mtrs.). The gold deposits in these mines is almost exhausted due to
continuous mining for many years. Now they are not working. But mining continues at Hutti mines. At present, Hutti in Raichur district is the biggest gold mine in India. Lots of gold is produced here. Gold is also produced in Bellara in Tumakuru district and Ajjanahalli near Sira. Other places with gold deposits are Mulgund and Kappatagudda in Gadag district,
Kempinakote in Hassan district etc.
III. Match the following.
A B
i. Manganese a. Aluminium
ii. Hatti b. Indian Aluminium Company
iii. Bauxite c. KGF
iv. Belagavi d. Karnataka’s Largest Gold mine
e. Most useful ore
Answer:
A B
i. Manganese e. Most useful ore
ii. Hatti d. Karnataka’s Largest Gold mine
iii. Bauxite a. Aluminium
iv. Belagavi b. Indian Aluminium Company
Additional Questions and Answers:
1 . Name the places in Karnataka where Manganese ore is available.
Answer: Manganese ore is available in various places of Karnataka. Sandur in Bellary district is an important producer of manganese. The other main manganese ore mining centers are Kumsi, Shankaragudda and Hosahalli in Shivamogga district, Sadarahalli in Chitradurga district, Chikkanayakanahalli in Tumakuru district, Sirasi taluk, Supa, Londa, Uscanda in Uttara Kannada district, and the districts of Dharwad, Vijayapura and Chikkamagaluru.
2. Name the places in Karnataka where Bauxite ore is available.
Answer: Deposits of bauxite ore in Karnataka are found in the districts of Belgavi, Chikkamagaluru, Chitradurga, Dakshina Kannada and Udupi. Belgavi district is the leading bauxite-producing district.
3. Which are the famous Iron steel factories of Karnataka?
Answer: The famous Iron steel factories of Karnataka are the Vishveshwaraiah iron and steel factory at Bhadravati and the Jindal Vijayanagar Iron and Steel factory near Ballari.
4. To which countries is Karnataka exporting manganese ore?
Answer: A major portion of the Karnataka state’s manganese production is exported to Japan, China and other countries.
IV. Activities.
1. Collect samples and write short notes on the minerals available in Karnataka.
2. On a map of Karnataka mark and name the where minerals are found.
