IIT JEE : Environmental Chemistry QUESTIONS AND ANSWERS :: part2 : 6 to 10
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
6.Ultra-violet radiation causes |
| Fomation of pyrimidines |
| Sticky metaphases |
| Photodynamic action |
| Destruction of hydrogen bonds between complementary DNA strands. |
7.The pollutants released by jet aeroplanes inthe atomsphere as fluorocarbons are called |
| Phtochemical oxidants |
| Photochemical reductants |
| Aerosols |
| Physical pollutants. |
8.Ozone hole is maximum spread over |
| Europe |
| Antarctica |
| India |
| Africa. |
9.Atmosphere of metropolitan cities is mostly polluted by |
| Automobile exhausts |
| Pesticide residue |
| Household waste |
| Radio-active fall out. |
10.Ozone depletion in stratosphere will result in |
| Forest fires |
| Increased incidence of skin cancer |
| Global warming |
| None of the above. |
More Environmental Chemistry QUESTIONS AND ANSWERS available in next pages
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