General Knowledge : General Science QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2024 examinations :
21.Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products ? |
| Television |
| Tubelight |
| Cooking gas |
| Refrigerator |
22.Soda water contains |
| nitrous acid |
| carbonic acid |
| carbon dioxide |
| sulphuric acid |
23.Which of the following alloys is used for making magnets ? |
| duralumin |
| Stainless steel |
| Alnico |
| Magnalium |
24.Which of the following is not a bleaching agent ? |
| Sulphur dioxide |
| Carbon dioxide |
| Sodium hypochlorite |
| Chlorine |
25.Non stick cooking utensils are coated with |
| black paint |
| PVC |
| teflon |
| polystyrene |
More General Science QUESTIONS AND ANSWERS available in next pages
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