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¥ Environmental Studies (MSBTE, , 1. 50, , ins. :, , 51, , ins, s, , . 52, , 53, , Bhopal gas Tragedy occurred at, () Thermal Power plant, , (li) Biogas plant, , (ili) Geothermal Plant,, , (iv) Pesticide plant., , (iv), , ‘The clean air act of 1970" which mandates tho, setting of standards for four primary pollutants and, , one secondary pollutants. So which Is_ that, , secondary pollutant?, , (i), (ili) Smoke, , (ii), , Which of the natural sources of primary pollutant, , (il) Ozone, , (iv), , Smog, Fog, , created by nature Is not in human control ?, (i), (iil) Breaking seas., (ill) Pollens, , (iv) All the above, , (iv), Which of the primary pollutant created by nature is, , Volcanoes eruption, , emphasized by Human ?, (i), (ii), (iii), (iv), (iv), , Volcanoes, Bacteria or viruses, Fire, , (ii) and (iii), , Primary pollutants created by nature and not, , emphasized by human are, (i) | Bacteria and fire., , (ii) Pollen and Breaking seas., (iii) Volcanoes and Blowing dust, , , , (iv) Bacteria and viruses., , (il), , Human activities creating primary poll, , (i) Chemical processes and atomic processes, , (ii) Combustion process / heating process, (ii) Farming / mining, (iv) All the above., , (iv), , utants are, , , , Ans. :, , Q, 57, , Ans. :, , Q. 58, , Q. 59, , -Q.60, , Ans., , , , Ans. :, , Ans. :, , Q. 61, , Environmental Pollution, , —_——, , , , —___—__—_____, , The dissolved material In water must not be more, , than p.p.m., (I), (lil), (I), , The dissolved material in water not be less than 150, , 150, 152, , 140, 151, , (li), (iv), , p.p.m Is desirable., (|), (il), (iil), (iv) None of these, (il), , The pH of water should be between 7 to 8.5, true or, , True, False, Neither true nor false, , false ?, (\), (ii) False, , (iil) Neither true nor false., (iv) None of these., , True, , , , (i) |, The pH of water should be between :, (i) 7-8 (li) 8-10, (lil) 7-8.5 (iv) 0-7, (ili), , 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, , , , (i) pH of water (ii) Pollutant in soil, (iii) Water pollution. (iv) None of these., : (ili), , , , 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., , Ans.: (iil)
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Q.3, 8 The 8cidic_ gases like, Strength of ae, (i) Building (il), (iil) Textile, , Os, SO, NO, affect the, , Bridges., , (lv) Iron bars, Ans. :, , @-39 Balanced atmospheric percentage of carbon dioxide, in atmosphere js roe, , (i) 33% (il), , (ili) 31% (iv), Ans.: (i), , 39 %, 35 %, , Q.40 To reduce air Pollutions due to industrial activities, What step should be taken?, (i) Use electrostatic precipitators., (li) Use gravitational settling chamber., (iii) Construction of tall chimneys,, (iv) All the above, , (iv), In case of automobile pollution use of better quality, , ——. and _ use of, reduce the air pollution., , Ans. :, Q. 41, , converters will help to, , (i) Fuel, catalytic (ii) Fuel, isotopes., (iii) Fuel, water, (iv) Fuel, air,, , Ans. : (i) ;, , Q. 42 Eaeeteas help to reduce the air pollution in the, mining area., , (i) Construction of tall chimneys., (ii) Sprinkling water,, (iil) Better quality fuel,, (iv) Development of tall buildings., , Ans.: (ii), Q.43 In Bhopal Gas tragedy which toxic gas get released, Lf, , , , (i) Methane gas, , (ii) Butane gas, , (iii) Methyl isocyanate gas, (iv) Propane gas., , \ns.: (iil), , , , §-27, , Q, 44, , Ans. :, , Q. 45, , Ans. :, , Q. 46, , Ans. :, , Q. 47, , Ans. :, , Q. 48, , Ans. :, , Q. 49, , Ans., , seatiing of standards of, , secondary pollutants,, , (il) Three, four (ii), , (ill) One, many, , (il) |, o, , Natural mechanism of self clearing the atry a, , alr are, , (i) Dispersion (ii) Settling, , (iil) Absorption (iv) All the above ‘, , (iv), , Natural mechanism of self clearing atmosphere yp, are ; A, (i) Dispersion, settling, Absorption,, , (i) Suspending, Hanging, exhausting,, , (iil) None of these., , (iv) Photosynthesis, chlorosis, volcano eruption, —, , (i) “', , w, The self clearing (natural mechanics) System of, , nature to remove pollutants are Called ag, , scavenging., , (i) False, , (ii) True, , (lili) None, , (iv) Neither true ror false., , (ii), , Man-made mechanism to control air pollution, includes, , (i) Dispersion (ii) Settling, , (iii) Centrifugal separators, (iil), , Natural mechanism to control air pollution includes, , (iv) Absorption, , , , (i) Centrifugal Separators, (ii) Absorption, , (ii) Wet scrubbers bag filter., , (iv) Gravitational settling chambers., , (ii)
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vy, ATio., , ul, , Ans.:, Q. 29, , Ans. :, , Q. 30, , Ans.: (iv), , 2B, , , , vironmental Studies (MSBTE), mer 5-26, , , , EE, __. fro, M combustion of fossil fuel affects the, , ain, and kidney., : Uranium, , (ii), (iv) Mercury, , of pollutant from fuel combustion is, (ii) 90%, (iv) 27%, , Ki 4n8, eet ’, a, , s formed due to chemical reaction of :, , Sunlight + Dust, , oe Sunlight + NO,, (iii) Sunlight + CO, , (ii), (iv) Sunlight + Water, , Acid rain formed due to chemical reaction of :, , , , (ii) | Water + sunlight, , (iv), , (i) Water + SO,, (ii) Water + Lead, ( |, Ozone formed due to chemical reaction of :, (i), (ii), (ii), (iv), , (ii), , Primary pollutants means those pollutants, , (i), , (ii), , (iii), , (iv), , Water + Salt, , , , Non-volatile organic compounds, Volatile organic compounds., Volatile inorganic compound., , Non-volatile inorganic compound, , , , Released by chemical reaction., Released by process of hydration., , Released by process of photosynthesis., , Released directly into air., , , , , , , , , , ae es 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. (iil), Q.32 Moisture / water + So2 / 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, , , , to, (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 b', , (i) SO, and HO, , (ii) HS and water., , (iii) SO, and acid gases., (iv) SO, and O,, , , , Ans.: (ii), , Q.36 The paints get decolourised by ;, (i) SO,and HCl (ii) SO, and HS, (iii) SO, and Og (iv) SO, and NO,, , , , Ans.: (ii), , Q.37 The building material gets affected by ____, r (i), (ii) SO, and O,, , SO, and Acid rains
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sucernnursesnsnees ., , oe, Environmental Studies (MSBTE) 5-25, (iii) Premature fall of leaves, , , , , , , , , , , , , , , , , , , , , , , , , , , , Q.10 Smog causes:, (i) Water pollution (ii) Air pollution (iv) Disturbing photosynthesis., (iii) Soil pollution (iv) None of these Ans.: (iil), Ans.: (ii) Q. 18 Radioactive dust causes : __—@.11 Weedcides is which type of pollutant : (i) Physical disorder (ii) | Mental disorder, (i) | Agro-pesticides (ii) | Domestic waste (ii) Genetic effect (iv) All the above, (iii) Gases (iv) None of these. Ans.: (iv), Ans.: (i) Q.19 The rise in SO, causes : ___—Q.12 Nuclear ash from atomic reactor consist of (i) Greening of leaves, (i) | Domestic waste (ii) | Radioactive waste (ii) Increase in rate of photosynthesis, (iii) Metal waste (iv) Agricultural waste. (iii) Decrease in plant growth, Ans.: (ii) (iv) Yellowing of leaves., Q.13 Soot, Smoke, tar, dust get release from : ; Ans.: (iv), (i) | Automobile (ii) Agriculture Q.20 The nature has its own mechanism to remove the, (iii) Industries (iv) Automatic reactors. pollutant. This mechanism is called as, Ans.: (iii) (i) Photosynthesis (ii) _ Scavenging =, @.14 Which of these causes the sea level change over (ii) Dispersion (iv) Chlorosis., flooding due to process of melting of snow ? Ans.: (ii), (i) | Global warming Q.21 Radioactive dust causes genetic effect on the next, (ii) Ozone layer damaging generation, (iii) Both (i) and (ii) (i) True, (iv) None of these. (ii) False, Ans.: (iii) (iii) None of these, Q.15 Necrosis means : (iv) Neither true nor false., (i) Damaging the ozone layer Ans.: (i), (ii) Damaging the leaves Q. 7 warming causes over flooding :, (iii) Premature fall of leaves (i) False (ii) True, (iv) Damaging the leaves. (iii) None (iv) All the above, Ans.: (iv) Ans.: (ii), Q.16 Therise in ozone causes Q.23 Cigarette smoking causes cardio vascular diseas, (i) Necrosis due to:, (ii) Abscission (i) | Cadmium particulates, (iii) Destroying chlorophyll (ii) Lead particulates, (iv) Disturbing photosynthesis. (iii) Titanium particulates, Ans.: (i) (iv) Mercury particulates., Q.17 The rise in NO, causes Ans.: (i), (i) | Crop production, (ii) Increase in soil corrosion
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ed, v, r, , Environmental Studies (MSBTE) 5-24, , Environmental Pollution, , SSS Eee, , 20, , 21, , 22, , 23, , 24, , 25, , 26, , 27, , , , ™m, , MULTIPLE, CHOICE QUESTIONS rae, , w, , w, , What are effects of air pollution on living ?, (Refer Section 5.7.4), , Explain Noise _ pollutions causes, effects and, Preventive measures. (Refer Section 5.8), , What are permissible noise lends at various zones, of a city ? (Refer Section 5.8), , Explain prevention of noise pollution., (Refer Section 5.8.5), , Write a note on Municipal Solid waste and its, treatment. (Refer Section 5.9), , Write a note on biomedical waste and its treatment., (Refer Section 5.10), Write a note on E-waste sources, Generation,, Characteristics and effects and its Management., , (Refer Section 5.11), , Definition of E-Pollution. Define E-waste., (Refer Section 5.11.1), , , , 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) (ii), (iii) (iv), (i), , The pollutants that can be broken down rapidly by, , Physical Botanical, , Mental All the above, , the natural process is called as, Organic pollutants, Inorganic pollutants, Non-degradable pollutants, Degradable pollutants, , (iv), , Mercury, lead, tin are examples of, , (i), , , , Natural pollutants, Artificial pollutants, Persistence pollutants, , Non-degradable pollutants, , , , , , Q.4 Pesticides, fertilizers are calledas_, (i) | Degradable pollutants, (ii) Non-persistant pollutants, (ill) Persistant pollutants, (iv) Non-degradable pollutants, Ans.: (iil), Q.5 Salinization means :, (i) Increase of salt in soil, (ii) Increase of Na, k, Ca’, Mg. and C/, (iii) All above (i) and (ii), (iv) None of these., Ans.: (iii), Q.6 The suspended particulate matter is released into air, , by, (i), (ii), , (iii) Automobile exhaust, , , , Stone crushing, , Thermal power plant, , , , , , (iv) All the above, Ans.: (iv), Q.7 ‘The metal such as lead, nickel, tin are present in the, form of solid particle produced by, (i) | Metallurgical process, (ii) Metabolism process, (iii) Salinization process, (iv) Degradation process, Ans.: (ii), Q.8 Biological particulate mainly consist of :, (i) Bacterial cells, fungal spares and pollens., (ii) Zinc, titanium and mercury., (iii) Organic and inorganic material., (iv) None of these., Ans.: (i), Q.9 Which of these is a radioactive waste ?, Ag (i) Gold | (ii) Silver, (iii) Mercury (iv) Uranium, Ans.: (iv)
