CBSE  /  Class 8  /  Science  /  Coal and Petroleum

  • 1. 
    Minerals are

  • natural resources.
  • inexhaustible natural resources
  • exhaustible natural resources
  • all of these

  • 2. 
    Petroleum is mainly a mixture of which one of the following class?

  • Carbohydrates
  • Carbogens
  • Hydrocarbons
  • Alcohols

  • 3. 
    Which one is not a coal product?

  • Coal tar
  • Coal gas
  • Lime

  • 4. 
    Which one of the following is a petrochemical?

  • Ammonia
  • Coke
  • Acetone
  • Paraffin wax

  • 5. 
    Conversion of dead vegetation into coal is called

  • carbonisation
  • distillation
  • coal gas
  • natural gas

  • 6. 
    Full form of LPG

  • Light Petroleum Gas
  • Liquefied Petroleum Gas
  • Long Pipe of Gas
  • Long Petroleum Gas

  • 7. 
    A natural gas stored under high pressure is called

  • CNG
  • LPG
  • KLG
  • PNP

  • 8. 
    Name the petroleum product used for surfacing of road

  • Peat
  • Lignite
  • Anthracite
  • Bituminous

  • 9. 
    Products obtained by the process of destructive distillation are

  • coke, coal-tar, coal gas
  • petrol, diesel, kerosene
  • paraffin wax, bitumen
  • compressed natural gas

  • 10. 
    The mining of oil under sea is termed as

  • distillation
  • carbonisation
  • shore mining
  • destructive distillation
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