NCERT Exemplar Class 8 Science Chapter 5 Coal and Petroleum are part of NCERT Exemplar Class 8 Science. Here we have given NCERT Exemplar Class 8 Science Chapter 5 Coal and Petroleum. NCERT Exemplar Class 8 Science Chapter 5 Coal and Petroleum Multiple Choice Questions Question. 1 Various materials which are obtained from nature are called natural resources. Which of the … [Read more...]