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ICSE-X-Geography

07: Minerals in India Class 10 Geography

with Solutions - page 2

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  • #12-ii
    Oil
    Ans : Oil: Maharashtra
  • #12-iii
    Manganese
    Ans : Manganese: Orissa (Odisha)
  • Qstn #13
    How has bauxite found its place in the aircraft industry?
    Ans : Because Aluminium which is processed from it is light and resists rust.
  • Qstn #14
    Name any two industrial products for which limestone is used as a source of raw material.
    Ans : Two industrial products for which lime stone is used are:
    1. Iron and Steel Industry
    2. Cement Industry
  • Qstn #15
    Give two uses of bauxite besides manufacture of aluminium.
    Ans :
    1. Used in place of iron sheets where durability is not required.
    2. In tanning leather and refining mineral oil.
  • Qstn #16
    Give two uses of limestone.
    Ans :
    1. Used in the manufacture of cement and chemicals.
    2. As a fluxing material iron and steel industry.
  • Qstn #17
    Where does India stand in the production of coal?
    Ans : India ranks fifth amongst the countries of the world.
  • #
    Section : B
    Short Questions
  • Qstn #1
    Which varieties of coal is used for domestic purposes and why?
    Ans : Bituminous Coal: This coal is most popular because it has 70% to 80% Carbon content and accounts for 98% of the total reserves.
  • Qstn #2
    Classify the coal fields in India. Name state for each classification.
    Ans :
    1. Anthracite Coal : Jammu Kashmir
    2. Bituminous Coal : Orissa
    3. Lignite : Tamil Nadu
    4. Peat : Madhya Pradesh
  • Qstn #3
    What is lignite? Name the two areas where lignite is found in India.
    Ans : Lignite refers to inferior variety coal which contains about 40% of carbon and a good amount of moisture and less of combustible matter. Two states where lignite is found are Tamil Nadu and Gujarat.
  • Qstn #4
    Why petroleum is called mineral oil? Write its two uses.
    Ans : Petroleum is oil obtained from sedimentary rocks of the earth. So, it is called mineral oil.
    Uses of Petroleum:
    1. as a fuel
    2. as a raw material for various petro-chemical products.
  • Qstn #5
    Mention two uses of mineral oil.
    Ans : Two Uses of Mineral Oil:
    1. Mineral oil is used in Transport sector it uses 50% of the total production.
    2. Agriculture sector uses Diesel and Kerosene.
  • Qstn #6
    Name an old and a new mineral oil producing area.
    Ans : Old mineral oil producing area is of Eastern Region of Himalayas in Assam. Digboi oil field, New mineral oil producing area in Tripura, Punjab, Nagaland etc.
  • Qstn #7
    Mention two products of an oil refinery. Name two oil refineries in India, one along the coast and one away from the coast.
    Ans : Products of an oil refinery:
    1. Lubricants
    2. Kerosene

    Oil refineries along the coast—Vishakhapatnam
    Oil refineries away from the coast— Bangigon.
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