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Environmental Studies (MSBTE), , . 20, What are effects of air pollution on living 2, (Refer Section 5. 7.4), , Q.21, Explain Noise Pollutions causes, effects and, , Preventive measures. (Refer Section 5.8), , Q. 22 issi, What are Permissible noise lends at various zones, of a city ? (Refer Section 5.8), , Q. 23 Explain prevention of Noise pollution., (Refer Section 5.8.5), , Q.24 Write a note on Municipal Solid waste and its, treatment. (Refer Section 5.9), , Q.25 Write a note on biomedical waste and its treatment., (Refer Section 5.10), , Q.26 Write a note on E-waste sources, Generation,, Characteristics and effects and its Management., (Refer Section 5.11), , Q. 27, , Definition of E-Pollution. Define E-waste., (Refer Section 5.11.1), , IPLE CHOICE QUESTIONS, , Q.1 An undesirable change in chemical, and, biological characteristics of air, water and soil, which, causes the health problem to all the living beings is, called as environmental pollution., (i) Physical (ii), (iii) (iv), , Ans.: (i), , Q.2, , Botanical, , Mental All the above, , The pollutants that can be broken down rapidly by, the natural process is called as, , (i) Organic pollutants, (ii), (iii), (iv), (iv), , Mercury, lead, tin are examples of ., , Inorganic pollutants, Non-degradable pollutants, Degradable pollutants, Ans. =, a3, (i) Natural pollutants, (ii), (iii), (iv), (iv), , Artificial pollutants, Persistence pollutants, , Non-degradable pollutants, , , , Ans. :, , a4, , Ans. :, , Qs, , Ans. :, , Qaé, , Ans. :, , az, , Ans. :, , Q.8, , Ans. :, , ag, , Ans. :, , , , F SE 5-24 Environmental Pollution, Q., , Pesticides, fertilizers are called as, (i) | Degradable pollutants, , (ii), (iii) Persistant pollutants, , Non-persistant pollutants, , (iv) Non-degradable pollutants, (iii), , Salinization means :, , , , (i) Increase of salt in soil, , (ii) Increase of Na, kK, Ca’, Mg: and Cl, (ili) All above (i) and (ii), , (iv) None of these., , (iil), , The suspended particulate matter is released into air, by :, , , , (i) Stone crushing, (ii), (iii), (iv), (iv), The metal such as lead, nickel, tin are present in the, form of solid particle produced by, , Thermal power plant, Automobile exhaust, , All the above, , , , (i) Metallurgical process, (ii), (iii), (iv), (ii), , Biological particulate mainly consist of :, , Metabolism process, Salinization process, , Degradation process, , (i) Bacterial cells, fungal spares and pollens., (ii), (iii), , Zinc, titanium and mercury., , Organic and inorganic material., , (iv) None of these., , (i), , Which of these is a radioactive waste ?, , (i) Gold (ii) Silver, (ili) Mercury (iv) Uranium, ()

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Environmental Studies (MSBTE), , [email protected] Smog causes: __, , , , , , (i) Water pollution (ii) Air pollution, (ii) Soil pollution (iv) None of these, Ans. : (ii), Q.11 Weedcides is which type of pollutant :, (i) Agro-pesticides (ii) | Domestic waste, (iii) Gases (iv) None of these., Ans.: (i), [email protected] Nuclear ash from atomic reactor consist of, (i) | Domestic waste (ii) | Radioactive waste, (iii) Metal waste (iv) Agricultural waste., Ans.: (ii), Q.13 Soot, Smoke, tar, dust get release from: ____(i) | Automobile (ii) Agriculture, (iii) Industries (iv) Automatic reactors., Ans.: (iil), Q.14 Which of these causes the sea level change over, flooding due to process of melting of snow ?, (i) Global warming, (ii) Ozone layer damaging, (iii) Both (i) and (ii), (iv) None of these., Ans.: (iii), Q.15 Necrosis means :, (i) Damaging the ozone layer, (ii) Damaging the leaves, (ii) Premature fall of leaves, (iv) Damaging the leaves., Ans.: (iv), Q.16 The rise in ozone causes, (i) Necrosis, (ii) Abscission, (iii) Destroying chlorophyll, (iv) Disturbing photosynthesis., Ans.: (i), Q.17 TheriseinNO, causes, , (i) | Crop production, , (ii) Increase in soil corrosion, , ee ee nel, , , , Ans. :, Q. 18, , Ans. :, Q.19, , Ans. :, Q.20, , Ans. :, , Q.21, , Ans. :, , Q. 22, , Ans. :, Q, 23, , , , , , Environmental Pollution, , , , (iii) Premature fall of leaves, , (iv) Disturbing photosynthesis. ‘, , (ili), Radioactive dust causes :, , , , (ii) | Mental disorder, , (i) Physical disorder, (iv) All the above, , (iii) Genetic effect, , (iv), , The rise in SO, causes +, , , , (i) Greening of leaves |, (ii) Increase in rate of photosynthesis, , (iii) Decrease in plant growth, (iv) Yellowing of leaves., , (iv), , The nature has its own mechanism to remove the, pollutant. This mechanism is calledas, , (ii), (iv), , (i) | Photosynthesis Scavenging, , (iii) Dispersion Chiorosis., , (ii), , Radioactive dust causes genetic effect on the next, generation., , (i) True, , (ii) False, , (ii) None of these, , (iv) Neither true nor false., , (i), , Global warming causes over flooding :, , (i) False (ii) True, (iii) None (iv) All the above, (i), , Cigarette smoking causes cardio vascular diseases, due to :, , (i) Cadmium Particulates, (i) Lead Particulates, , (iii) Titanium particulates, (iv) Mercury particulates., 0}

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__ Environmental Studies (MSBTE), , The, , , , from combustion of fossil fuel affects the, nerves, brain, and kidney,, (i) Lead (ii), (iv), , Uranium, (iii) Tungsten, , (iv), , Mercury, , Convulsion, delirium, coma causes due to, (i) Lead Poisoning, , (ii), (iii), (iv), (i), , Percentage of pollutant from fuel combustion is, , Food poisoning, Intake of poisoning, , None of these., , , , (i) 30% (ii, , (iv), , 90%, (iii) 50%, (iv), , Smog is formed due to chemical reaction of :, , 27%, , , , (i) — Sunlight + Dust (ii), , (iv), , Sunlight + NO,, (iii) Sunlight + CO., (ii), , Acid rain formed due to chemical reaction of :, , Sunlight + Water, , (i) Water + SO, (ii), , (iv), , Water + sunlight, , (iii) Water + Lead Water + Salt, , (i), , Ozone formed due to chemical reaction of :__, (i) Non-volatile organic compounds, , (i), (iii), (iv), (ii), , Primary pollutants means those pollutants, , Volatile organic compounds., Volatile inorganic compound., , Non-volatile inorganic compound, , , , (i) Released by chemical reaction., (ii), (iii), (iv), (iv), , Released by process of hydration., Released by process of photosynthesis., , Released directly into air., , , , 5-26, , , , Environmental Pollution, , , , , , , , Q.31 A harmful mixture formed by gases of nitrogen, Particulate matter due to photochemical reactions, under the influence of strong sunlight is called as, (i) Photosynthesis (ii) Chlorosis, (iii) Photochemical smog (iv) Smoke, , Ans. (iii, , Q.32 Moisture / water + So, / So, + Atmospheric H,SO,, which causes —, , (i) Rain (ii) Harmful rain, (iii) Water Rain (iv) Acid Rain., , Ans.: (iv), , Q.33 Presence / addition of any contaminant to the air, which causes harm to the health of living organisms, is called as, (i) | Water pollution (ii) Acid rain, (iii) Air pollutants (iv) Air pollution, , Ans.: (iv), , Q.34 Ozone layer in atmosphere gets mostly affected due, fo., , (i) | Chloro - Floro — Carbon, (ii) | Hydro Chloric acid, , (iii) Hydrogen Sulphate, , (iv) Hydrogen Nitrate, , Ans. : (i), , Q.35 The quality of paper and leather get affected by, (i) SO, and H,O, (ii) HS and water., , (ili) SO, and acid gases., (iv) SO; and O,, , Ans.: (ii), , Q.36 The paints get decolourised by, (i) SO,and HCI (ii) SO, and H,S, (ii) SO, and 0, (iv) SO, and NO,, , Ans.: (ii), , Q. 37 The building material gets affected by =, , (i) SO, and Acid rains, (ii) SO, and O

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2, ¥ Environmental Studies (MSBTE) __ =, , Ans. :, , Q. 38, , Ans. :, , Q.39, , Ans. :, , Q. 40, , Ans. :, , Q.41, , Ans. :, , Q.42, , Ans. :, Q. 43, , Ans. :, , (iii) SO, and HS, , (iv) SO, and water., (i), , The acidic gases like O3;, SO, NO, affect the, strength of, , (i) Building (ii), (iv), , Bridges., (iii) Textile Iron bars, (iii), , Balanced atmospheric percentage of carbon dioxide, , in atmosphere is, , (i) 33% (ii), (iii), (i), , To reduce air pollutions due to industrial activities, , 39 %, , 31% (iv) 35%, , what step should be taken?, , (i) Use electrostatic precipitators, , (ii) Use gravitational settling chamber., (iii), (iv), (iv), , In case of automobile pollution use of better quality, , Construction of tall chimneys., All the above, , and use of converters will help to, , , , , , reduce the air pollution., (i) Fuel, catalytic (ii), (iv), , Fuel, isotopes., (iii) Fuel, water. Fuel, air., , (i), , can help to reduce the air pollution in the, , , , mining area., , (i) Construction of tall chimneys., (i) Sprinkling water., , (iii) Better quality fuel., , (iv) Development of tall buildings., , (ii), In Bhopal Gas tragedy which toxic gas get released, , , , (i) Methane gas, (ii) Butane gas, (iii), (iv), , (iii), , Methyl isocyanate gas, Propane gas., , , , Ans. :, Q. 45, , Ans. :, , Q. 46, , Ans. :, , Q.47, , Ans. :, , Q. 48, , Ans. :, , Q. 49, , Ans,, , , , , , an Air act of 1970” which mandates the, , The clei, setting of standards of primary pollutants ang, , secondary pollutants., (i) Three, four, (iii) One, many, , (ii), , Natural mechanism of self clearing the atmospheric, , , , four, one, All the above., , (ii), (iv), , air are, (i) Dispersion, (iii) Absorption, , , , (i) Settling, , (iv) All the above, , (iv), Natural mechanism of self clearing atmospheric air, , are ‘, (i) Dispersion, settling, Absorption., , (ii) Suspending, Hanging, exhausting., , (iii) None of these., , (iv) Photosynthesis, chlorosis, volcano eruption., (i), , The self clearing (natural mechanics) system of, , , , nature to remove pollutants are called as, scavenging., , (i) False, , (ii) True, , (iii) None, , (iv) Neither true ror false., , (ii), , Man-made mechanism to control air pollution, includes, (i) Dispersion (ii) Settling, , (iii) Centrifugal separators, (iii), , Natural mechanism to Control air pollution includes, , (iv) Absorption, , , , (i) Centrifugal separators, (ii) Absorption, , (iii), (iv), (ii), , Wet scrubbers bag filter., , Gravitational settling chambers.

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Environmental Studies (MSBTE), , Q.50 Bhopal gas Tragedy Occurred at, (i) Thermal Power Plant, , (ii) Biogas plant, , (iii), (iv), (iv), , “The clean air act of 1970”, , Geothermal Plant., Pesticide plant., , * which mandates the, setting of standards for four Primary pollutants and, , one secondary pollutants., , So which is that, secondary pollutant?, (i) Smog (ii) Ozone, (iii) Smoke (iv) Fog, , (ii), , Which of the natural sources of primary pollutant, created by nature is not in human control ?, , (i) | Volcanoes eruption, , (ii) Breaking seas., , (iii) Pollens, , (iv) All the above, , (iv), , Which of the primary pollutant created by nature is, emphasized by Human ?, , (i) Volcanoes, , (ii) Bacteria or viruses, , (iii), (iv), (iv), Primary pollutant, emphasized by human are, (i) Bacteria and fire., , (ii) Pollen and Breaking seas., (iii), (iv), (ii), , Human, , Fire, (ii) and (iii), , created by nature and not, , , , Volcanoes and Blowing dust, Bacteria and viruses., , activities creating primary pollutants are, , (i) Chemical processes and atomic processes, , (ii) Combustion process / heating process, (iii), (iv), : (iv), , Farming / mining, All the above., , , , , , , Rrmrerene, , , , , , , , , , Q.56 The dissolved material in water must not be more, than P.p.m., , (i) 150 (i) 140, (ili) 152 (iv) 151, , Ans.: (i), , Q.57 The dissolved material in water not be less than 150, P.p.m is desirable., , (i) True, , (ii) False \, , (ili) Neither true nor false a 7 G 5 1, (iv) None of these, , Ans.: (ii), , Q.58 The pH of water should be between 7 to 8.5, true or, false ?, , (i) True, , (ii) False, , (iii), Neither true nor false., (iv) None of these., , Ans.: (i), , Q.59 The pH of water should be between __., () 7-8 (ii) 8-10, (iii) 7-85 (iv) 0-7, , Ans.: (iii), , Q.60 The presence of impurities and foreign substance in, water in such a quantity that lowes its quality and, makes it unfit for consumption and causes health, hazard is called as F, (i) pH of water (ii) Pollutant in soil, (iii) Water pollution. (iv) None of these., , Ans. : (iii), , Q.61 Direct source of water pollution includes, (i) Discharge from factories, (ii), Discharges from power plants., , (iii) Oil wells, (iv) All of these, Ans.: (iv), Q.62 Indirect source of water pollution is, , , , (i) Discharged from factories, (ii) Discharge from power plants, (iii) Agricultural fields., , (iv) Oil wells., , ns.: (iil), , cs