[{"id":108952,"question":"World's first oil well in 1857 A.D was drilled in:","choices":[{"text":"France","value":"A"},{"text":"Italy","value":"B"},{"text":"Romania","value":"C"},{"text":"China","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108951,"question":"Use of mineral oil as energy resource started in:","choices":[{"text":"1863","value":"A"},{"text":"1750","value":"B"},{"text":"1870","value":"C"},{"text":"1900","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108950,"question":"World's perto-chemical industry depends upon:","choices":[{"text":"coal","value":"A"},{"text":"natural gas","value":"B"},{"text":"hydroelectricity","value":"C"},{"text":"mineral oil","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":108949,"question":"At present world'd 40 percent energy needs are met by:","choices":[{"text":"coal","value":"A"},{"text":"mineral oil","value":"B"},{"text":"natural gas","value":"C"},{"text":"uranium","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":108948,"question":"Petroleum is important source of energy and present day's:","choices":[{"text":"most important need","value":"A"},{"text":"unimportant need","value":"B"},{"text":"not any big need","value":"C"},{"text":"not any important need","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108945,"question":"World's 80 percent coal production consists of:","choices":[{"text":"Bituminous coal","value":"A"},{"text":"Lignite coal","value":"B"},{"text":"Anthracite coal","value":"C"},{"text":"Brown coal","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108944,"question":"In bituminous coal, carbon content may be:","choices":[{"text":"20 percent","value":"A"},{"text":"50 percent","value":"B"},{"text":"60-80 percent","value":"C"},{"text":"30 percent","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108942,"question":"Anthracite deposits account for how much of global coal deposits?","choices":[{"text":"5 percent","value":"A"},{"text":"10 percent","value":"B"},{"text":"20 percent","value":"C"},{"text":"80 percent","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108940,"question":"In anthracite coal, pure carbon content is:","choices":[{"text":"50 percent","value":"A"},{"text":"25 percent","value":"B"},{"text":"80 percent","value":"C"},{"text":"92 to 95 percent","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":108938,"question":"In the earth's crust, coal formation began during carboniferous period which spanned:","choices":[{"text":"360 to 290 million years before present","value":"A"},{"text":"500 million years before present","value":"B"},{"text":"100 million before present","value":"C"},{"text":"50 million years before present","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108936,"question":"Best quality of coal is:","choices":[{"text":"Anthracite","value":"A"},{"text":"Bituminous","value":"B"},{"text":"Lignite","value":"C"},{"text":"Peat","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108934,"question":"Among all categories lignite coal its:","choices":[{"text":"Most superior","value":"A"},{"text":"Most inferior","value":"B"},{"text":"Not good quality","value":"C"},{"text":"Not superior quality","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":108932,"question":"Black colour of coal is due to its:","choices":[{"text":"Carbon content","value":"A"},{"text":"Hydrogen content","value":"B"},{"text":"Sulphur content","value":"C"},{"text":"Phosphorous content","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108926,"question":"If we continue to use coal at this rate, its reserves are enough for:","choices":[{"text":"50 years only","value":"A"},{"text":"100 years","value":"B"},{"text":"1000 years","value":"C"},{"text":"300-400 years","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":108925,"question":"Coal reserves are:","choices":[{"text":"Exhaustable source of energy","value":"A"},{"text":"Un-exhautable source of energy","value":"B"},{"text":"Renewable source of energy","value":"C"},{"text":"Ever increasing resources of energy","value":"D"},{"value":"E"}],"correctAnswer":1}]