Pollution – A Rising Environmental Problem Welcome to your Pollution - A Rising Environmental Problem 1. Which one of the following is non-biodegradable? Vegetable peel Cardboard DDT Bark of trees2. Air pollution is caused by Sewage Smoke Loud speakers Insecticides3. The chief industrial gaseous pollutants are Sulphur dioxide All of these Carbon dioxide Carbon monoxide4. Maximum permissible smoke density in diesel vehicles is 65 HSU 50 HSU 75 HSU 45 HSU5. If waste materials contaminate the source of drinking water, which of the following diseases will spread? Scurvy Typhoid Anaemia Malaria6. Air is composed of gases, water vapours and Light Dust particles Snowfall Rainfall7. Ozone is abundant in this layer. Ozone heats this layer as it absorbs incoming ultraviolet radiation from the sun Mesosphere Troposphere Thermosphere Stratosphere8. Too frequent and too many X-ray exposures may cause serious health hazards like Genetic variations All of these Bone cancer Damaged chromosomes9. Deforestation is one of the sources of pollution because None of these It causes fertilizers to wash away in the water It decreases the oxygen levels produced It increases the oxygen levels produced10. Which of the following problems is not created by noise pollution? Deafness Hypertension Irritation Diarrhoea11. Which one of the following is a Greenhouse gas? Oxygen Methane Sulphur dioxide Nitrogen12. The sources of oil spills are Oil refineries Overturned oil tankers Offshore oil mining All of these13. Which of the following is not a waterborne disease? Measles Cholera Hepatitis Typhoid14. The BS emission norms enforced for the entire country on April 1st 2017 were BS V BS III BS IV BS VI15. One of the examples of radiation pollutants is Sulphur dioxide Ozone Iodine - 131 Discarded fused electric bulbs16. 71% of Earth surface is covered with Water Coal Air Land17. Increased levels of air pollution results in Global warming All of these Soil erosion Respiratory problems18. Which one of the following is an example of pollutant? Carbon dioxide given out by the respiring organisms A rat entering your kitchen The dust raised during road cleaning The heat given out while cooking food19. Which poisonous gas is contained in the exhaust of a petrol driven vehicle? Chlorine Carbon dioxide Carbon monoxide Ammonia20. Oil spills are a source of pollution for Water Air and Noise Land and Air Land and water21 out of 20Please fill in the comment box below.
