Pollution – A Rising Environmental Problem Welcome to your Pollution - A Rising Environmental Problem 1. The BS emission norms enforced for the entire country on April 1st 2017 were BS VI BS III BS IV BS V2. If waste materials contaminate the source of drinking water, which of the following diseases will spread? Typhoid Anaemia Malaria Scurvy3. Which poisonous gas is contained in the exhaust of a petrol driven vehicle? Ammonia Carbon monoxide Chlorine Carbon dioxide4. Deforestation is one of the sources of pollution because It decreases the oxygen levels produced It increases the oxygen levels produced It causes fertilizers to wash away in the water None of these5. Increased levels of air pollution results in Soil erosion All of these Respiratory problems Global warming6. The sources of oil spills are Oil refineries All of these Offshore oil mining Overturned oil tankers7. Air pollution is caused by Insecticides Smoke Sewage Loud speakers8. Which of the following is not a waterborne disease? Measles Typhoid Hepatitis Cholera9. Which of the following problems is not created by noise pollution? Deafness Irritation Diarrhoea Hypertension10. Ozone is abundant in this layer. Ozone heats this layer as it absorbs incoming ultraviolet radiation from the sun Stratosphere Thermosphere Mesosphere Troposphere11. Oil spills are a source of pollution for Water Air and Noise Land and water Land and Air12. Air is composed of gases, water vapours and Dust particles Light Rainfall Snowfall13. 71% of Earth surface is covered with Air Coal Water Land14. Which one of the following is an example of pollutant? A rat entering your kitchen The dust raised during road cleaning The heat given out while cooking food Carbon dioxide given out by the respiring organisms15. One of the examples of radiation pollutants is Sulphur dioxide Ozone Iodine - 131 Discarded fused electric bulbs16. Maximum permissible smoke density in diesel vehicles is 50 HSU 75 HSU 45 HSU 65 HSU17. Too frequent and too many X-ray exposures may cause serious health hazards like All of these Bone cancer Genetic variations Damaged chromosomes18. Which one of the following is non-biodegradable? Vegetable peel Bark of trees Cardboard DDT19. Which one of the following is a Greenhouse gas? Nitrogen Oxygen Sulphur dioxide Methane20. The chief industrial gaseous pollutants are All of these Carbon monoxide Carbon dioxide Sulphur dioxide21 out of 20Please fill in the comment box below.
