MINERAL RESOURCE >> Q. 01. What is Mineral ?Ans. Mineral is a - TopicsExpress



          

MINERAL RESOURCE >> Q. 01. What is Mineral ?Ans. Mineral is a naturally occurring, homogeneous, solid substance which has well defined crystal structure, fixed chemical composition and of inorganic origin.Q. 02. What is an Ore ?  Ans. An Ore is a mineral from which one or more metals can be extracted profitably.Q. 03. Why minerals are non-renewable resources ?  Ans. Because formation of minerals takes millions of and they can’t be recycled.Q. 04. Which mineral-metal is expected to get finished in nature by 2020 ?  Ans. Silver.Q. 05. List 4 ages recognized on the basis of the usage of minerals ?    Ans. 1.Stone Age2.Bronze Age3.Copper Age4.Iron AgeQ. 06. Which age is related with Industrial Revolution ?  Ans. Iron Age.Q. 07. What is Bronze ?Ans. It is an alloy of Copper and Tin. It is brown in colour and resistant to rust. Statues are generally made up of this alloy.Q. 08. How many minerals are found in India in sufficient quantity ?  Ans. About 35.Q. 09. List some states of India which are rich in natural resources.   Ans. 1. Bihar2. Jharkhand3. Rajasthan4. Chhattisgarh5.Madhya Pradesh6.West Bengal7. Gujarat8.Goa9.Karnataka10. Andhra PradeshQ. 10. List some important metals found in the form of minerals in Indian Ocean :Ans. 1.Manganese2.Cobalt3.Nickel4.Copper5.IronQ. 11. Where are productive Petroleum-fields in India ?Ans. 1.Bombay High [Mumbai Offshore]2.Cambay Basin, Ankleshwar [Gujarat]3. Digboi, Naharkatiya, Sibsagar, Rudrasagar, Lakwa [Assam]4.Cauvery Basin5. Krishna-Godavari BasinQ. 12. Which radioactive mineral is found in the coastal sand of Kerala Ans. Monazite.Q. 13. Which uranium isotope is used in nuclear power plants to generate electricity ?Ans. Uranium235Q. 14. List three Government of India organizations engaged in mineral investigation ?Ans. 1.Geological Survey of India [GSI]2.Mineral Exploration Corporation Limited [MECL]3.National Mineral Development Corporation [NMDC]Q. 15. What is Diamond ?Ans. It is polymorph of carbon and hardest precious mineral.Q. 16. Name two minerals which have only one element in their composition. Ans. 1.Diamond2.GraphiteQ. 17. List some of the important uses of minerals.Ans.1. As liquid and solid fuels2.In chemical industries3.In ceramic industries4.In fertilizer industries5.In refractory industries6.In insulation and electrical industries7.In paint and pigment industries8.As precious and semi-precious stones9.As building, construction and decorative stones10. As abrasive materials.Q. 18. Why we should be judicious while exploitation of minerals ?Ans. So that our future generations can also utilize them.Q. 19. List any three precious metals.Ans. 1.Platinum 2.Gold3.SilverQ. 20. List any three light metals.Ans. 1.Aluminium2.Titanium3.MagnesiumQ. 21. Name five iron bearing minerals.Ans. 1.Hematite2.Magnetite3.Limonite4.Goethite5.SideriteQ. 22. What is Brass ? Ans. It is an alloy of Copper and Zinc.Q. 23. Which alloy is used to prepare Stainless Steel ?Ans. Ferrochrome – an alloy of Iron and Chromium. Q. 24. List five natural resources used as fuel. Ans. 1.Petroleum2.Coal3.Natural Gas4. Atomic minerals5.Coal Bed MethaneQ. 25. Name a non-metallic fibrous mineral used to prepare fire-proof fabrics ?Ans. Asbestos.Q. 26. From which ore, metal Aluminium is extracted ?Ans. Bauxite.Q. 27. What is the chief ore of lead in rocks ? Ans. Galena.Q. 28. Which non-metallic mineral is used to manufacture Glass ? Ans. Quartz.Q. 29. Which non-metallic mineral is used to manufacture Pencils ? Ans. Graphite.Q. 30. Which non-metallic mineral is used to manufacture Plaster of Paris ? Ans. Gypsum.Q. 31. Chemically what is Talcum powder ? Ans. Mineral Talc – a metasilicate of Magnesium.Q. 32. Which salt is called ‘Barium meal’, used to diagnose obstruction in intestine ? Ans. Barium Sulphide.Q. 33. Which mineral is used to manufacture fertilizer and phosphorus ?Ans. Phosphorite.Q. 34. List four minerals used as Gemstones.Ans. 1.Diamond2.Topaz3.Beryl4. GarnetQ. 35. What type of mineral ‘Common Salt’ is ?Ans. Halite [NaCl]. It is also known as ‘Rock Salt’.Q. 36. Which Salt of Aluminium is used to purify water ? Ans. Aluminium Sulphate, popularly known as ‘Alum’.Q. 37. Salts of which metal are used in colouring glass ?Ans. Copper Q. 38. What is Mining ?Ans. Mining is excavation through which earth material can be extracted.Q. 39. List some ill effects of mining.Ans. 1.Different types of Pollutions2.Loss of Biodiversity3.Landslide4. Deforestation5.Soil erosionQ. 40. Name two occupational diseases common in workers of mines.Ans. 1.Silicosis2.Pneumoconiosis Q. 41. How mining activities can be controlled ?Ans. 1.By the use of non-conventional sources of energy such as Solar energy, Wind and Wave energy, Geothermal energy etc. 2.By conserving natural resourcesQ. 42. Where is Sariska Tiger Reserve is located ?Ans. Sariska is in the Alwar District of Rajasthan.
Posted on: Sat, 08 Mar 2014 03:53:32 +0000

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