IIT JEE : Environmental Chemistry QUESTIONS AND ANSWERS :: part2 : 16 to 20
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
16.From among the followings, the major cause of pollution of air big cities? |
| Fossil fuel |
| Acid rain |
| Heat dispersion |
| Sewage waste. |
17.Which of the following water pollutants encourage the formation of algae ? |
| Insecticides |
| Heavy metals |
| Plant neutriants |
| Sediments. |
18.Which one is not a pollutant in the true sense of the word? |
| Hydrocarons |
| Carbon dioxide |
| Carbon monoxide |
| Sulphur dioxide. |
19.Measurement of rate of oxygen utilisation by the unit volume of polluted water over a period of time is referred to as |
| Fermentation |
| Chemical oxygen demand |
| Oxidation potential |
| Biological oxygen demond. |
20.Which one of the following is a source of energy but does not cause pollution ? |
| Gasoline |
| Nuclear power plant |
| Fossil fuels |
| Sun. |
More Environmental Chemistry QUESTIONS AND ANSWERS available in next pages
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