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State PSC Indian Economy — practice questions

Explore 416 free Indian Economy questions in State PSC Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Indian Economy questions and exercises with answers

Showing questions 1–30 of 416.

A shopkeeper says limestone rock is made of a single mineral. Most rocks are made of:Read the answer and worked solution →A deposit is called an ore only if its mineral content makes extraction:Read the answer and worked solution →In igneous rocks, small cracks filled with minerals are veins; the larger ones are called:Read the answer and worked solution →Gold, silver, tin and platinum found in valley sands are:Read the answer and worked solution →Family-run coal mining through long narrow tunnels in Meghalaya is called:Read the answer and worked solution →Most petroleum deposits in India lie in sedimentary rocks of Assam and:Read the answer and worked solution →The vast alluvial plains of north India are almost devoid of:Read the answer and worked solution →The finest iron ore, with up to 70 percent iron and magnetic qualities, is:Read the answer and worked solution →The iron ore most used by industry in terms of quantity is:Read the answer and worked solution →The Bailadila hills with 14 deposits of super high grade hematite are in:Read the answer and worked solution →Kudremukh iron ore is sent as slurry through a pipeline and the mines are a 100 percent:Read the answer and worked solution →About how much manganese goes into one tonne of steel?Read the answer and worked solution →India is critically deficient in the reserve and production of:Read the answer and worked solution →Panchpatmali in Koraput district, Odisha, is famous for:Read the answer and worked solution →Limestone is the basic raw material for which industry?Read the answer and worked solution →A mineral that splits into thin sheets and insulates against high voltage is:Read the answer and worked solution →Because they take millions of years to form, mineral resources are:Read the answer and worked solution →Which is a non-conventional source of energy?Read the answer and worked solution →The most abundantly available fossil fuel in India is:Read the answer and worked solution →Low grade brown coal at Neyveli, used for electricity, is:Read the answer and worked solution →The highest quality hard coal is:Read the answer and worked solution →Jharia, Raniganj and Bokaro are coalfields of which valley?Read the answer and worked solution →Catch the ferrous mineralsRead the answer and worked solution →Pop the coal typesRead the answer and worked solution →Find the real nameRead the answer and worked solution →Slice the mineral wordsRead the answer and worked solution →Conventional or notRead the answer and worked solution →Which mineral is minedRead the answer and worked solution →Type the numberRead the answer and worked solution →Minerals bingoRead the answer and worked solution →

Worked practice questions

A shopkeeper says limestone rock is made of a single mineral. Most rocks are made of:

  1. Several minerals
  2. One mineral only
  3. Pure metal alone
  4. Only sand grains
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Correct answer: A. Several minerals

1. Limestone is the exception. 2. Most rocks mix minerals in varying proportions. 3. So most rocks hold several minerals. _Source: syllabus Geography, Contemporary India II, Chapter 5, Minerals and Energy Resources._

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A deposit is called an ore only if its mineral content makes extraction:

  1. Extremely slow work
  2. Commercially viable
  3. Physically impossible
  4. Legally forbidden
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Correct answer: B. Commercially viable

1. An ore is a mineral mixed with other elements. 2. The concentration must be worth mining. 3. It must be commercially viable. _Source: syllabus Geography, Contemporary India II, Chapter 5, Minerals and Energy Resources._

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In igneous rocks, small cracks filled with minerals are veins; the larger ones are called:

  1. Lodes
  2. Seams
  3. Placers
  4. Nodules
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Correct answer: A. Lodes

1. Molten minerals rise through cracks and solidify. 2. Small ones are veins. 3. Large ones are lodes. _Source: syllabus Geography, Contemporary India II, Chapter 5, Minerals and Energy Resources._

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