[{"id":175164,"question":"___________ is not green house effect.","choices":[{"text":"Increase of food chain","value":"A"},{"text":"increase atmospheric pressure","value":"B"},{"text":"Increase of sea level","value":"C"},{"text":"Increase of flood risks","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":175163,"question":"Which pollutant is not found in car exhaust gases?","choices":[{"text":"CO","value":"A"},{"text":"O<sub>3</sub>","value":"B"},{"text":"NO<sub>2</sub>","value":"C"},{"text":"SO<sub>3</sub>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175162,"question":"Which one of the following gas has greater retaining capacity?","choices":[{"text":"O<sub>2</sub>","value":"A"},{"text":"N<sub>2</sub>","value":"B"},{"text":"CO","value":"C"},{"text":"CO<sub>2</sub>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175161,"question":"The earth atmosphere is getting hotter because of :","choices":[{"text":"SO<sub>2</sub>","value":"A"},{"text":"O<sub>3</sub>","value":"B"},{"text":"CO<sub>2</sub>","value":"C"},{"text":"CO","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":175160,"question":"How many percentage of sunlight is absorbed by atmosphere gases.","choices":[{"text":"12%","value":"A"},{"text":"18%","value":"B"},{"text":"24%","value":"C"},{"text":"30%","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175159,"question":"Which one of the following is not air pollutants?","choices":[{"text":"N<sub>2</sub>","value":"A"},{"text":"CO","value":"B"},{"text":"NO<sub>2</sub>","value":"C"},{"text":"O<sub>2</sub>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":175158,"question":"Ozone is beneficial for us as it absorbs.....................","choices":[{"text":"Infrared Radiations","value":"A"},{"text":"Ultraviolet radiations","value":"B"},{"text":"Chlorofluorocarbons","value":"C"},{"text":"Air pollutants","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175157,"question":"At the height 880120 km from earth's surface is.","choices":[{"text":"Troposphere","value":"A"},{"text":"Mesosphere","value":"B"},{"text":"Stratosphere","value":"C"},{"text":"Thermosphere","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175156,"question":"Ozone is formed in:","choices":[{"text":"Troposphere","value":"A"},{"text":"Stratosphere","value":"B"},{"text":"Mesosphere","value":"C"},{"text":"Thermosphere","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175155,"question":"The stratosphere layer is at height above the earth's surface.","choices":[{"text":"0-12 km","value":"A"},{"text":"12-50 km","value":"B"},{"text":"50-85 km","value":"C"},{"text":"65-120 km","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175154,"question":"Infrared radiation emitted by the earth are absorbed by?","choices":[{"text":"CO<sub>2</sub>,H<sub>2</sub>O","value":"A"},{"text":"N<sub>2</sub>,O<sub>2</sub>","value":"B"},{"text":"CO<sub>2</sub>,N<sub>2</sub>","value":"C"},{"text":"O<sub>2</sub>,CO<sub>2</sub>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":175153,"question":"On which base atmosphere is divided into four regions?","choices":[{"text":"Change in pressure","value":"A"},{"text":"Change in rediation","value":"B"},{"text":"Change in temperature","value":"C"},{"text":"Change in volume","value":"D"},{"value":"E"}],"correctAnswer":3}]