Tag: MCQ on Coal and Petroleum

MCQ on Coal and Petroleum 1.Fossil fuels are………….. , ………………… and ………………… (A) Coal, petroleum, natural resources (B) Sunlight, air, gases (C) Water, soil, sunlight (D) Kerosene, water, coal   2.Process of separation of different constituents from petroleum is called …………… (A) Purification (B) Refining (C) Separation (D) None of the above   3.Least polluting […]