Minerals Resources Part-V

21. With reference to the mineral resources of India consider the following pairs: [I.A.S. (Pre) 2010]

	Mineral	90% natural source in
1.	Copper	Jharkhand
2.	Nickel	Odisha
3.	Tungsten	Kerala

Which of the pairs given above is/are correctly matched?

(a) 1 and 2 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2 and 3

Correct Answer: (b) 2 only

Solution:According to Indian Minerals Yearbook, 2021, approximately 52.25% of natural source of copper is found in Rajasthan, approx 92.59% natural source of nickel is found in Odisha and approx 41.01% natural source of tungsten is found in Karnataka. Hence option (b) is correct answer.

22. Match List-I with List-II and select the correct answer from the code given below: [U.P. R.O./A.R.O. (Pre) (Re-Exam) 2016]

List-I (Mining areas)	List-II (Minerals)
A. Guru Mahisani	1. Zinc
B. Talcher	2. Uranium
C. Jaduguda	3. Iron-Ore
D. Zawar	4. Coal

Code:

	A	B	C	D
(a)	1	2	3	4
(b)	2	4	3	1
(c)	3	4	2	1
(d)	3	2	1	4

Correct Answer: (c)

Solution:Correct match is as follows:

Mining area	Minerals
Guru Mahisani	Iron-ore
Talcher	Coal
Jaduguda	Uranium
Zawar	Zinc

23. How much salt is produced by Sambhar lake with respect to the production of salt in India? [R.A.S/R.T.S. (Pre) 1992]

Correct Answer: (e) 0.78

Solution:The option given in the question is correct for the then condition of the year 1992. According to data of IMYB 2021, India is the 3 largest salt (common) producing country in the world after China & USA with a production of about 265.64 lakh tonnes during the year 2020-21. Sea salt constitutes about 80% of the total salt produced in the country. Gujarat (81%) was the leading state followed by Rajasthan (8%) and Tamil Nadu (9%). Sambhar lake produces around 0.78% of India's salt production in 2015-16.

24. Which among the following is correctly matched? [R.A.S/R.T.S. (Pre) 2021]

Minerals	Location
(a) Manganese	Bailadila
(b) Bauxite	Lohardaga
(c) Iron	Koderma
(d) Mica	Talcher

Correct Answer: (b)

Solution:Bauxite deposits are found in Lohardaga (Jharkhand), while Koderma is famous for mica, Talcher coal and bailadila iron ore.

25. Match list-1 with list-II and select the correct answer using the code given below: [U.P.R.O./A.R.O. (Pre) 2021]

List - I (Minerals)	List - II (Industries in which largely used)
A. Limestone	1. Cement
B. Copper	2. Electrical goods
C. Bauxite	3. Aeroplane Manufacturing
D. Manganese	4. Steel