CBSE Science Class 8

Coal and Petroleum

Coal and Petroleum - Chapter Wise CBSE Solved Question and Answer Based On NCERT

Points To Remember:

  • Natural resources can be broadly classified into inexhaustible natural resources and exhaustible natural resources
  • Coal petroleum and natural gas are exhaustible natural resources
  • Coal petroleum and natural gas are called fossil fuels because they are formed from dead remains of living organisms
  • Coke, coal tar and coal gas are the products of coal
  • Coke is almost pure form of carbon
  • Coal tar has unpleasant smell and is mixture of about 200 substances
  • Petrol and diesel are obtained from a natural resource called petroleum
  • Petroleum gas, petrol, diesel, kerosene, paraffin wax, lubricating oil are obtained by the refining of petroleum
  • We should make wise and judicious use of our exhaustible resources



Chapter 5 Coal and Petroleum