IIT JEE : Environmental Chemistry QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
21.Fish die in water bodies polluted by sewage due to |
| Pathogens |
| Clogging of gills by silt |
| Reduction in dissolved oxygen |
| Foul smell. |
22.The agricultural field that produces maximum methane gas intoatmosphere is |
| Wheat field |
| Paddy field |
| Cotton field |
| Groundnut field. |
23.Burning of fossil fuels is the main source of which of the following pollutant? |
| Nitrogen oxide |
| Nitric oxide |
| Nitrous oxide |
| Sulphur dioxide. |
24.Which of the following pose threat to historical monument Taj ? |
| Floods in Yanuna river |
| Temperature mediated spoilage of marble |
| Air pollutants from Mathura refinery |
| Weathering of marble. |
25.Domestic waste mostly constitutes |
| Non-biosegradable pollution |
| Biodegradable pollution |
| Effluents |
| Air pollution. |
More Environmental Chemistry QUESTIONS AND ANSWERS available in next pages
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