WebCBSE Class 10 Science CBSE Class 10 Social Science CBSE Class 10 Maths. Question paper and complete solutions of CBSE SS-Social Science examination held on 18th March 2024. ... Mayurbhanj iron ore mines (iii) Gujarat: c) Kalol oil fields (iv) Jharkhand (d) Bauxite mines: Ans: Option (iii) SECTION B. WebHow is iron extracted from its ore? It’s a long process which begins with Concentration through calcination roasting. Concentration removes the water and other volatile …
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WebDec 21, 2016 · Ores are those minerals from which metals are extracted commercially and economically. Like Bauxite (Al 2 O 3 2H 2 O) is the ore … WebIron is a group 6 and period 4 metal. Iron is notable for being the final element produced by stellar nucleosynthesis, and thus the heaviest element which does not require a supernova or similarly cataclysmic event for its … northern sword
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WebSep 25, 2024 · (a) Iron (b) Manganese (c) Copper (d) Steel Answer Question 9. The number of aluminium smelting plants in India are: (a) 8 (b) 10 (c) 12 (d) 14 Answer Question 10. In 2004, India produced over 600 million tonnes of: (a) Steel (b) Aluminium (c) Copper (d) All the above Answer Question 11. The chemical industry in India contributes approximately: WebJul 11, 2024 · Minerals And Energy Resources Class 10 MCQ Question 1. Minerals need to be conserved because. (i) They are renewable. (ii) They are depleting rapidly. (Hi) They are needed for country’s industrial development. (iv) Their formation is very fast. Class 10 Geography Chapter 5 MCQ Question 2. WebSep 4, 2024 · Minerals and Energy Resources Class 10 Extra Questions Geography Chapter 5 Very Short Answer Questions : Answers should not exceed 30 words. Question 1. State some products/things we use that are made of metals. Answer: Railway lines, a tiny pin, machinery, cars etc. are all made of metals. Question 2. Name the minerals which do the … how to run nuke on linux