8th Class Science Coal and Petroleum Question Bank

done Coal and Petroleum Formative Subjective Problems Total Questions - 9

• question_answer1)
  Fill in the following blanks: (i) _______was used in railway engines to produce steam to run the engine. (ii) ______ is thermal power plants to produce electricity.
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• question_answer2)
  Match the following:

  A. Sunlight	P. Exhaustible Resources
  B. Air	Q. In Exhaustible Resources
  C. Coal
  D. Petroleum

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• question_answer3)
  Match the following:

  A. Coal	P. Black, thick liquid with unpleasant smell.
  B. Coke	Q. Formed as a result of carbonisation.
  C. Coal Tar	R .Tough, porous black susbstance
  D. Coal gas	S. It was used for street lighting for the first time in London

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• question_answer4)
  Fill in the blanks (i) ______ is the pure form of carbon (coke / Coal tar/ Coal gas) (ii) __ is a black, thick liquid with unpleasant smell (coke / Coal tar/ Coal gas) (iii) ______is obtained during the processing of coal to get coke. (coke / Coal tar/ Coal gas)
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• question_answer5)
  Statement-I: Petrol and diesel are obtained from a natural resource called petroleum. Statement-II: Petroleum has a pleasant odour. (a) Statement-I is true. Statement-II is false. (b) Statement-I is false, Statement-II is true. (c) Both statements are true. (d) Both statements are false.
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• question_answer6)
  Fill in the following blanks: (i) The process of separating the various constituents/ fractions of petroleum is known as ___. (ii)    Many useful substances are obtained from petroleum and natural gas. These are termed as _____.
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• question_answer7)
  Match the following:

  A  LPG	P Motor fuel, aviation fuel, solvent for dry cleaning
  B Petrol	Q Fuel for home and industry
  C Kerosene	R Ointments, candles, Vaseline etc.
  D Paraffm wax	S Fuel for stoves, lamps and for jet aircrafts

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• question_answer8)
  Match the following:

  A Diesel	P. Ointments, candles, vaseline etc.
  B. Lubricating oil	Q. Paints, road surfacing
  C. Bitumen	R. Reducing the friction in vehicle engines
  D. Paraffm wad	S. Fuel for heavy motor vehicles, electric generators

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• question_answer9)
  Fill in the blanks (i) __ is obtained from the coal tar and used to repel moths and insects. (ii) __ is used for road surfacing these days. (iii) The first oil was drilled at
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