General Knowledge : General Science QUESTIONS AND ANSWERS :: part1 : 6 to 10
Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2024 examinations :
6.Which of the following is not a compounds ? |
| Silica |
| Red lead |
| Slaked lime |
| Black lead |
7.Diamond is harder than graphite because of |
| difference of layers of atom |
| tetrahedral structrue of diamond |
| difference of crystalline structures |
| None of these |
8.Potassium nitrate is used in |
| salt |
| glass |
| fertiliser |
| medicine |
9.Which of the following is the lightest gas ? |
| Nitrogen |
| Hydrogen |
| Ammonia |
| Carbon dioxide |
10.Which of the following statements about dry ice are correct ? 1. It is a useful refrigerant. 2. On heating, it turns into a liquid. 3. It has acidic properties. 4. It causes burns when pressed against the skin. |
| 1 and 3 |
| 1, 2 and 3 |
| 2 and 4 |
| 1, 3 and 4 |
More General Science QUESTIONS AND ANSWERS available in next pages
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