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Environmental Science and Engineering question bank
.E/B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011. Common to B.E/B.Tech. (Civil Engineering / Computer Science and Engineering / lnformation Technology ) Third Semester ENVIRONMENTAL SCIENCE and ENGINEERING (Regulation 2010) Time : Three hours Maximum: 100 marks Answer ALL questions. PART A - (10 x 2 = 20 marks) 1. What are the effects of HIV / AIDS on environment? 2. What is Human Development Index (HDI)? 3. Distinguish between renewable and non-renewable resources 4. What are producers, consumers and decomposers? 5. What are hotspots biodiversity? Mention criteria for hot spots. 6. What do mean by environment refugees? 7. What are green house gases and greenhouse effect? 8. Define eietic and species diversity. 9. 10.What is “E” waste? PARTB - (5 x l6 = 80 marks) 11. (a) (i) Discuss the Universal model of energy flow in an ecosystems and explain how the flow of energy follows the I and II law of thermodynamics. (8) (ii) What are ecological pyramids? Explain why in grass land ecosystems the pyramids of numbers are upright while in parasitic food chain it is inverted? (8) Or (b) (i) Explain different methods of In-Situ conservation of Biodiversity (8) (ii) What are the major causes of man-wildlife conflicts? Discuss the remedial steps that can curb the conflict (8) 12. (a) (i) Discuss various sources of marine pollution. How can you prevent pollution of our oceans? (8) (ii) How are solid waste classified ? Write the sources of urban and Industrial solid wastes. (8) Or (b) (i) Briefly describe the sources, effect and prevention of soil pollution (8) (ii) Explain.the mitigation measures for land slides. (8)
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Environmental Science and Engineering question bank
13 (a) Discuss the modern Agriculture and its impacts and problems under the following heads (i) High yielding varieties (4) (ii) Fertilizer related problems (4) (iii) Effect of Pesticides (4) (iv) Water logging and salinity. (4) Or (i) Explain the basic types of soil erosion and agents responsible for soil erosion. What are the conservation practices employed to prevent soil erosion? (16) 14. (a) (i) What do you mean by sustainable measures to attain sustainability. (8) (ii) Discuss the salient features of(1) Wild life (protection) Act (4)(2) Forest (conservation Act). (4) Or (b) Discuss the objectives and various measures of wasteland reclamation and development. (16) 15. (a) (i) How can age - structure pyramids serve as useful tool for predicting population growth trends of a nation? Explain with examples. (12) (ii) What are the impacts of population explosion over the environment? (4) (b) Discuss the role of Information Technology in Environment and Human health. (16)
PART A — (20 * 2 = 40 marks) 1.List out the effect of over utilisation of water. 2.What are critical and strategic minerals? 3.Define renewable and non renewable energy resources 4.write the demerits of solar energy 5.What do you meant bt Ecological succession 6.Define food chain and food web 7.List out the consumptive values of bio diversity 8.What are endangered species? Give one example 9.Define noise pollution 10.Give any four majar soil pollutants 11.List out the methods which used for control thermal pollution 12.write any four control measures of nuclear hazad 13.List out the major objectives of rain water harvesting 14.What are the important causes of climate change? 15.Give some suggestions for waste land reclamation 16.State the important features of forest conservation Act 17.Define immigration and emigration 18.What is population density 19.What are the causes of population explosion 20.mention somr ill effect of HIV/AIDSS PART B — (5 * 12 = 60 marks) 21.i Explain the causes,consequences and control measures of deforestation(6) ii Write short notes on wind energy(6) 22.i Discuss the environment impacts of modern agriculture(6) 2
Environmental Science and Engineering question bank
ii List out the various threats to biodiversity(6) 23.i Briefly discuss about the endemic species (6) ii write short notes on various in-situ conservation methods(6) 24.i Explain the sources,causes and control meaures of water pollution(6) ii Discuss the various step involved in solid waste management(6) 26.i Write short notes on ozone layer depletion(6) ii Briefly explain about wild life preservation act(6) 27.i Explain the sources,causes and control meaures of acid rain(6) ii Discuss the causes and consequences of urbanisation.(6) 28.i Explain the role of information technology in enviroment and health.(6) ii Briefly explain about family planning programme(6)
PART-A (20 x 2 = 40 MARKS) ANSWER ALL QUESTIONS 1. List out the effects of over – utilisation of water. 2. What are critical and strategic minerals? 3. Define renewable and non-renewable energy resources 4. Write the demerits of Solar energy 5. What do you mean by „Ecological Succession‟ 6. Define food chain and food web 7. List out the Consumptive values of bio-diversity 8. What are endangered species? Give one example 9. Define Noise pollution 10.Give any four major soil pollutants 11.List out the methods which used for control Thermal Pollution 12. Write any four control measures of nuclear hazard 13. List out the major objectives of rain water harvesting 14. What are the important causes of climate change? 15. Give some suggestions for waste land reclamation 16. State the important features of Forest conservation Act 17. Define immigration and emigration 18. What is population density 19. What are the causes of population explosion 20. Mention some ill effects of HIV/aids
PART-B (5 x 12 = 60 MARKS) ANSWER ANY FIVE QUESTIONS 21.
i. Explain the causes, consequences and control measures of deforestation (6 ) ii Write short notes on Wind energy (6 ) 3
Environmental Science and Engineering question bank
22.
i. Discuss the environmental impacts of modern agriculture. (6 ) ii Briefly discuss the various land conservation practices. (6 )
23.
i. Give short notes on forest ecosystem. (6 ) ii List out the various threats to biodiversity. (6 )
24.
i. Briefly discuss about the Endemic species. (6 ) ii Write short notes on various In-situ conservation methods. (6 )
25.
i. Explain the sources, causes and control measures of water pollution. (6 ) ii. Discuss the various steps involved in solid waste management.(6 )
26.
i. Write short notes on ozone layer depletion. (6 ) ii Briefly explain about wild life preservation act. (6 )
27.
i. Explain the sources, causes and control measures of Acid rain. (6 ) ii Discuss the causes and consequences of urbanisation. (6 )
28.
i. Explain the role of Information technology in environment and health. (6 ) ii. Briefly explain about family planning Programme. (6) Answer ALL questions.
PART A – (10 x 2 = 20 marks) 1. Define sustainable forestry. 2. What is geothermal energy? 3. Explain Biosphere. 4. Define biodiversity. 5. Explain threatened and endangered species. 6. Give some examples of green house gases. 7. Define thermal pollution.
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Environmental Science and Engineering question bank
8. Explain the term sustainable development. 9. What is acid deposition? 10. Define population explosion. PART B – (5 x 16 = 80 marks) 11. (i) Discuss the ill effects of deforestation. (6) (ii) Explain briefly the various methods of harvesting solar energy. (8) (iii) Write a note on tidal power. (2) 12. (a) (i) Explain food chain and food web. (4) (ii) Explain briefly the structure of atmosphere. (6) (iii) Write a note on Carbon cycle. (6) Or (b) (i) Explain ecosystem. (4) (ii) Discuss the components of ecosystem. (8) (iii) Briefly explain the energy flow through ecosystem. (4) 13. (a) (i) Explain the methods of disposal of municipal solid waste. (8) (ii) Write a note on disposal or radioactive wastes. (4) (iii) Compare the nuclear power with Coal power. (4) Or (b) (i) What are the causes of soil erosion and the methods of preventing it? (6) (ii) Discuss the various aspects of prevention and control of noise. (6) (iii) Write briefly the harmful effects of air pollution. (4) 14. (a) (i) Discuss the agenda for sustainable development. (8) (ii) Write in detail about global warming. (8)
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Environmental Science and Engineering question bank
Or (b) (i) Explain the mechanism of ozone layer depletion. (6) (ii) Write briefly on the community participation in environment management programmes. (4) (iii) Discuss briefly on the Indian Environmental Acts. (6) 15. (a) (i) Discuss briefly on the reasons for the population explosion. (6) (ii) Discuss the environmental and social impacts of growing population. (6) (iii) Write briefly on the effect of increasing affluence on environment. (4) Or (b)
(i) Write briefly on implementation of family planning programme. (6) (ii) Write a note on AIDS in developing countries. (4) (iii) Discuss the factors influencing the family size. (6) Answer ALL questions.
PART A – (10 x 2 = 20 marks) 1. Differentiate renewable and non-renewable sources of energy. 2. Define food security. 3. Distinguish a biome and an ecosystem. 4. Give the classification of Biodiversity. 5. What is marine pollution? 6. Mention the unit of measurement of noise intensity level. 7. What is sustainable development? 8. What is acid rain? 9. Differentiate between HIV and AIDS. 10. What is meant by population pyramid.
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Environmental Science and Engineering question bank
PART B – (5 x 16 = 80 marks) 11. (a) (i) What is deforestation? Explain the environmental effects of deforestation. (8) (ii) Explain the major arguments cited against the construction of dams. (8) Or (b)(i) What is mining? List the adverse impacts of mining on forests and the environment. (8) (ii) Discuss various types of land degradation with its causes Solutions. (8)
12. (a) (i) Explain the role of producers, consumers and decomposers in an ecosystem. (8) (ii) Show the structure and function of (1) Forest ecosystem (2) Aquatic ecosystem. (8) Or (b) (i) Identify and explain the major threats to biodiversity. (8) (ii) How is conservation of biodiversity achieved? Give details. (8) 13. (a) (i) List the major air pollutants. Explain the working of anyone air pollution control equipment. (8) (ii) With a neat diagram, explain trickling filter process. (8) Or (b) (i) List the various ways in which an individual can contribute towards pollution prevention.(8) (ii)Write a brief on : (1) Incinerators. (2) Secure land-fill. (4 +4) 14. (a) (i) What is watershed management? What are the components of integrated watershed management? (8) (ii) What do you understand by ozone hole? What is the environmental impact of ozone depletion? (8) Or (b) (i) Give the salient features of (1) Environment (protection) Act 1986 (2) Wildlife protection Act 1972. (4+4) (ii) Write a brief on : (1) Environmental Ethics. (2) Rain water harvesting. (4+4) 15. (a) (i) Bring out the relationship between population growth and environment. (8) (ii) Explain the : (1) Population explosion. (2) Carrying capacity. (4+4) Or (b) (i) Discuss the role of information technology in Environment and Human health. (8) (ii) What are the modes of transmission of HIV and how it can be prevented. (8) _________________
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Environmental Science and Engineering question bank
Answer ALL questions. PART A – (10 x 2=20 marks) 1.How would environmental awareness help to protect our environment? 2.What is aquifer? Mention its types. 3. Give flow chart on Energy flow in an ecosystem. 4.Name any two extinct species of India. 5.What is green chemistry? 6. How do Tsunami occur? 7.List the advantages of watershed projects. 8.Write the salient features of Forest Conservation Act‟ 1980. 9. What is meant by doubling time? What is the doubling time for India? 10. What are the objectives of family welfare program in India? PART B – (5 x 16=80 marks) 11. (a) .(i) Briefly explain the soil conservation practices adopted in India. (8) (ii)Explain the environmental damage caused by mining activities. Illustrate one case study. (8) Or (b) Enumerate the following (i) Tidal power. (6) (ii) Geothermal energy. (5) (iii) Biomass energy. (5) 12. (a) What is biodiversity? How IS it classified? Explain the values of biodiversity. (16) Or (b) Write note on the following (i) Ecological succession. (6) (ii) Phosphorus Cycle. (4) (iii) Aquatic ecosystem.(6) 13. (a) (i) Discuss the causes, effects and control measures of anyone of the following. (8) (i) Noise Pollution. (2) Air Pollution. (ii) How can you, as an individual, prevent environmental pollution? Why such an effort at an individual level is important? (8) Or (b) What adverse effects can solid wastes cause? How can the solid waste be managed? (16) 14. (a) (i) Describe the various water conservation strategies. (8) (ii) Enumerate on environmental ethics. (8) Or (b) (i) Population, Consumerism and waste production are interrelated- Comment. (8) (ii) Briefly explain the occurrence, effect and control measures of acid rain 15. (a) What are the major role of IT in environment and human health? (16) Or (b) (i) Give a brief on various issues and measures of women and child welfare in India. (8)
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Environmental Science and Engineering question bank
(ii) Write the origin, mode of transmission, symptom and control measures of AIDS. (8)
PART A – (10 x 2 = 20 marks) 1. State the significance and scope of environmental education. 2. Mention the various causes of desertification. 3. What are the characteristics of the Desert ecosystem? 4. „India is a mega-diversity nation‟ – . 5. What is called thermal pollution? 6. State the role and responsibility of an individual in the prevention of pollution. 7. Mention the causes and effects of acid rain. 8. State a few drawbacks of Pollution related Acts. 9. Define Doubling Time with reference to population growth. 10. What is the effect of HIV/AIDS on the environment? ________________________________________ PART B – (5 x 16 = 80 marks) 11. (a) (i) Explain any two conflicts over water, confining to our nation. (8) (ii) Discuss the impacts of handling the mineral resources for extraction and subsequent utilization, on the environment. (8) Or (b) (i) Discuss in detail the causes and consequences of overexploitation of forest resources. (8) (ii) Give a brief of renewable energy resources and their significance. (8) 12. (a) (i) Write short note on Ecological pyramids and their types. (8) (ii) Substantiate the value of Biodiversity with suitable illustrations and statistical evidences. (8) Or (b) (i) What is an ecosystem? Explain the structure, characteristics and types of the Aquatic Ecosystem. (8) (ii) How is biodiversity conserved? Explain. (8) 13. (a) (i) Explain the causes, effects and control measures of air pollution. (8) (ii) Give a comparative of urban and industrial wastes in of their sources, characteristics and management and disposal methods. (8) Or (b) (i)Explain the causes, effects and control measures of marine pollution. (8)
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Environmental Science and Engineering question bank
(ii) Write a short note on disaster management. (8) 14. (a) (i) Give a brief of Global warming. (8) (ii) Bring out the various details of Wasteland Reclamation Practices. (8) Or (b) (i) Give a detailed of ozone layer depletion. (8) (ii) How is environment protected through Legislation? Explain. (8) 15. (a) (i) Explain the with statistical : Exponential Growth and Population Explosion. Also explain the theories behind them. (8) (ii) Write a note on Women and Child welfare. (8) Or (b) (i) What is Value education? Explain. (8) (ii) Explain the role of Information Technology in Environment and Human health. (8)
QUESTION BANK UNIT – I PART – A 1. Define Environmental studies. 2. What are the principles of environmental education? 3. Mention the scope and importance of Environmental studies. 4. How forests are useful to mankind? 5. What is mining? Mention the methods of mining. 6. Enumerate the effects of mining on the environment. 7. What are Dams? How is it useful to human beings? 8. Discuss the problems of over-exploitation of Ground water. 9. What are the methods of flood control? 10. What are the up-stream impacts of constsruction of dams? 11. Define under-nutrition & mal-nutrition. 12. What are the merits of using renewable energy resources? 13. Why alternate energy resources are required? 14. What is the application of wind energy? 15. Write a note on Geo-Thermal energy. 16. What is soil erosion? 17. Differentiate between renewable & non-renewable energy resources. 18. Mention the advantages & disadvantages of modern agriculture. 19. Differentiate between organic and synthetic fertilizers. 20. What is an aquifer? Mention its types. 10
Environmental Science and Engineering question bank
21. What are the types of mining? 22. Mention the types of drought. 23. What are super-pests? 24. Define Eutrophication. 25. What is biological magnification? 26. What is organic farming? 27. What is meant by sustainable development? 28. What are the major causes of deforestation? 29. Mention the effects of ground water usage? 30. What are the types of minerals? 31. What is microbial leaching technique? 32. What is carrying capacity? 33. What are the types of soil erosion? 34. What are the uses of various types of minerals? 35. What is bio-gas? 36. What is nuclear energy? 37. Define sustainabe forestry. 38. State the environmental effects of extracting & using mineral resources. 39. State the need for public awareness for solving environmental problems. 40. What is water logging? 41. What is salinization? PART – B
1. What are conventional energy resources? Discuss about solar energy and Ocean thermal energy. 2. Discuss the major causes & consequences of deforestation? 3. Explain the major impacts of timber extraction and mining. 4. Enumerate the various benefits and drawbacks of constructing dams. 5. What are the uses and over-exploitation of water? Explain with a case-study. 6. Comment on floods & drought. 7. What are the environmental impacts of mineral extraction? Explain. 8. Discuss in detail the impacts of over-grazing & agriculture. 9. Write short notes of (i) Tidal energy (ii) Bio-gas (iii) Nuclear energy. 10. Explain the various types of land degradation. 11. Explain as an individual how will you conserve natural resources. 12. How will you achieve sustainable life-style by equitable share of resources. 13. What are the measures recommended for conservation of natural resources. 14. Explain briefly the various methods of harvesting solar energy. 15. Explain in detail the effects due to pesticides usage in moderns agriculture. UNIT-II PART-A
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Environmental Science and Engineering question bank
1. Define Ecology? 2. Define Eco-System with an example? 3. What are the structural components of an Ecosystem? 4. Bring out the functional features of an Ecosystem? 5. Differentiate between Food Chain and Food Web? 6. What are Ecological Pyramids. Give examples. 7. Pyramid of energy is always upright. Explain. 8. What are Biochemical cycles. Explain their importance? 9. What is the significance of Ecological pyramids? 10. There found to be only 4 to 5 trophic levels in any Ecosystem. Explain. 11. What is Ecological Succession. Mention its types. 12. Discuss about the prime characteristics of a.Forest Ecosystem b.Grassland Ecosystem c.Desert Ecosystem d.Aquatic Ecosystem 13. Differentiate species and genera. (or) Define genetic diversity. 14. Differentiate between biodiversity and ecosystem biodiversity. 15. What are hotspots of biodiversity? 16. Justify India to be a great spot of biodiversity. 17. Bring out the threats towards biodiversity .How poaching affects biodiversity. 18. Define Endemism with an example. 19. What are endangered species? Give examples. 20. What are the aesthetic values of biodiversity. 21. What are National Parks. Name few parks in India. 22. Explain the necessity to conserve biodiversity. 23. What are GPP and NPP. 24. What is Ecological regulators. 25. Define Food Chain with an example. 26. Define Food Web with an example. 27. Discuss the water cycle. 28. Bring few methods to conserve biodiversity. 29. What is stratification? 30. Bring out the classification of aquatic ecosystem. 31. Explain ecological; pyramids with respect to pond ecosystem. 32. What is ecosystem diversity. 33. Bring out the Bio-geographical classification of India. 34. Comment on local or regional biodiversity. 35. Explain Endemism with respect to India. 36. Bring out the order of distribution of biodiversity through out the world with reasons. 37. What is biodiversity and its significance. 38. Explain biosphere. 39. xplain threatened species.
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Environmental Science and Engineering question bank
PART-B
1. Explain the components, characteristics and biodiversity of Forest ecosystem. 2. Explain the structure and functional features of Aquatic ecosystem. 3. Discuss in detail about Ecological succession stating the various stages. 4. What are trophic levels? Explain the flow of energy and minerals in ecosystem. 5. Explain the two models of energy flow in an ecosystem. 6. Discuss the value of biodiversity. 7. Explain Carbon and Nitrogen cycles. 8. Explain the Sulphur and Phosphorus cycles. 9. What are the threats faced by biodiversity. What are the solutions for the threats. 10. Explain In-situ and Ex-situ conservation of biodiversity.(or) What are the measures recommended for conservation of biodiversity. UNIT-III PART-A 1. Define Pollution. 2. What are the types of pollutants. 3. What are the types of Air pollutants. 4. What is suspended particulate matter. Give example. 5. Define photochemical smog. 6. What are types of acid rain. 7. How will you control air pollution. 8. Give the major water pollutants with example. 9. What is meant by point and nonpoint sources. 10. What is chlorosis and necrosis. 11. What is bioaccumulation. 12. Mention the diseases caused by nitrates. 13. Define BOD and COD. 14. Define soil pollution. 15. What are the sources of soil pollution. 16. What are the sources effects of marine pollution. 17. What are the control methods of thermal pollution. 18. Give the sources of radio activity. 19. Classify solid wastes. 20. What are the sources of urban and industrial wastes. 21. Why do earth quake occur. 22. What are the damages caused by io0nic radiations. 23. What are the various types of natural disasters. 24. What are the roles of a citizen in reducing pollution. 25. What are Municipal Solid Wastes(MSW) 26. What is composting. 27. What is incinerators. 13
Environmental Science and Engineering question bank
28. What are aerosols. Give examples. 29. Explain aerobic and anaerobic oxidation. 30. What are the two main commonly used radio isotopes in nuclear fission reactions? 31. Explain disaster management briefly. 32. What is meant by automobile pollution. 33. What is domestic sewage? 34. What are the sources and effects of air pollutants. 35. Define thermal pollution.
PART- B 1.Mention the sources and effects of various air pollutants. 2. Describe the method of control of air pollution. 3.Briefly describe the sources effects and control of noise pollution. 4. Enumerate with example the major sources of surface and ground water pollution. 5. Wrtie short notes on a) Minimata disease b) blue baby syndrome c) itai-itai disease. 6. Explain the method of sewage water treatment. 7. What are the major sources of soil pollution? 8. What are the measures to be taken to prevent soil pollution? 9. Explain in detail the Solid waste management techniques. 10. Write notes on (i) Floods (ii) Landslides (iii) Cyclones. 11. Explain any two case studies on Nuclear pollution. 12. What are the sources, effects & control measures of Marine pollution? 13. Explain the various types of Radio-active radiations. 14. Explain the causes,effects & control measures of Water pollution. 15.What are the effects of improper municipal solid waste management? State the measures recommended for proper management of the solid waste. 16.Explain the methods of disposal of municipal solid waste. 17.Write notes on disposal of radio-active wastes. 18.Compare the nuclear power with coal power. 19.What are the causes of soil erosion and methods of preventing it. 20.Discuss the aspects of prevention & control of noise. UNIT – IV PART – A
1. 2. 3. 4.
Define Sustainable development. Write a note on Earth Summit – 1992. Bring out the important aspects of sustainable development. Write a note on 3R principle. 14
Environmental Science and Engineering question bank
5. Define Rain Water Harvesting. 6. What are the objectives of rain water harvesting? 7. What is water Shed? 8. What are the objectives (or) principles of watershed management? 9. Write a note on agro-forestry. 10. Name few Green-House gases. 11. What are the effects of global warming? 12. Mention few practices to reduce global warming. 13. Explain acid-rain and its effects. 14. Bring out the reactions taking place at stratosphere. 15. What are the effects of Ozone-Layer depletion? 16. Compare Consumerism & Waste generation. 17. Enlist the factors affecting the sustainable society. 18. Differentiate between Re-habilitation & Re-settlement of people. 19. Mention the objectives of Environment Protection Act. 20. Enlist the objectives of Air-Pollution Act. 21. Explain the Wild-Life protection Act. 22. Explain the necessity of Environmental Legislation. 23. What is nuclear holocaust? How can it occur? 24. Write a note on crop rotation. 25. Discuss the articles 48-A & 51-A of Indian Constitutional provision for Environmental protection. 26. Write a note on CB & SPCB. 27. Indicate some methods to create environmental awareness among public. 28. How can we achieve the goal of sustainable development? 29. Define environmental ethics. 30. How does a climate change occur? 31. Mention any two control measures on acid rain. 32. What is acid deposition ? 33. Define population explosion. PART – B 1. Bring out the activities of NGO‟s on environmental protection. 2. Discuss about the Forest Act, 1980 and its amendment –1992. 3. Describe about Water Act – 1974. 4. Describe the important waste land reclamation practices. 5. Describe environmental ethics in detail. 6. Discuss the modern techniques of rain water harvesting. 7. Discuss the water shed management practices. 8. Discuss in detail about the water conservation methods. 9. Discuss the agenda for sustainable development. 10. Write in detail about global warming. 11. Explain the mechanism of Ozone layer depletion. 12. Write briefly on community participation in environment management programmes. 13. Discuss briefly of the Indian environmental Acts. 14. Write short notes on a) environmental ethics b) waste land reclamation. 15
Environmental Science and Engineering question bank
15. State the important provisions in Environment protection Act , Air Act Water Act. UNIT – V PART –A 1. Write short notes on population dynamics. 2. What are the factors affecting population size? 3. What is meant by population stabilization. 4. Define the term population explosion. 5. What kinds of problems are created due to Urbanisation? 6. What are the objectives of Family Planning Programmes? 7. Mention the types of health hazards with examples. 8. What is the role of primary health care against AIDS? 9. What do you mean by remote sensing? 10. Mention the applications of remote sensing on water resources. 11. What is doubling time, total fertility rates? 12. Define Zero Population growth. 13. What are the two important views of population growth? 14. What is meant by value education? 15. What is GIS? 16. Define (i) Toxins (ii) Carcinogens (iii) Tetrogenic (iv) Neurotoxins. 17. State how environment & human health are related?
PART – B
1. Explain the population characteristics & variations among nations. 2. What is meant by population explosion? Discuss the Indian Scenario. 3. What is meant by population stabilization? Discuss the family welfare and family planning in Indian context. 4. Discuss the influence of environmental parameters and pollution on human health. 5. What is Universal declaration of Human rights? What is its importance in achieving the goals of equity, justice & sustainability. 6. Discuss the salient features of Draft declaration of Human Rights on environment. 7. What are the objectives & elements of Value-education? How can the same be achieved? 8. Briefly discuss HIV/AIDS, mode of its spread and its effect on environment. 9. Discuss various issues & measures for Women & Child Welfare at International & National level. 10. What is the role of NMIS, ENVIS & GIS in dissemination of environmental information and environmental management? 11. Explain the role of Information Technology in environment & Human health. 12. Discuss the environmental and social impacts of growing population. 16
Environmental Science and Engineering question bank
13. Write briefly on the effect of increasing affluence on environment. 14. Write briefly on implementation of family planning programme. 15. Write a note on AIDS in developing countries. 16. Discuss the factors influencing the family size.
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.E/B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011. Common to B.E/B.Tech. (Civil Engineering / Computer Science and Engineering / lnformation Technology ) Third Semester ENVIRONMENTAL SCIENCE and ENGINEERING (Regulation 2010) Time : Three hours Maximum: 100 marks Answer ALL questions. PART A - (10 x 2 = 20 marks) 1. What are the effects of HIV / AIDS on environment? 2. What is Human Development Index (HDI)? 3. Distinguish between renewable and non-renewable resources 4. What are producers, consumers and decomposers? 5. What are hotspots biodiversity? Mention criteria for hot spots. 6. What do mean by environment refugees? 7. What are green house gases and greenhouse effect? 8. Define eietic and species diversity. 9. 10.What is “E” waste? PARTB - (5 x l6 = 80 marks) 11. (a) (i) Discuss the Universal model of energy flow in an ecosystems and explain how the flow of energy follows the I and II law of thermodynamics. (8) (ii) What are ecological pyramids? Explain why in grass land ecosystems the pyramids of numbers are upright while in parasitic food chain it is inverted? (8) Or (b) (i) Explain different methods of In-Situ conservation of Biodiversity (8) (ii) What are the major causes of man-wildlife conflicts? Discuss the remedial steps that can curb the conflict (8) 12. (a) (i) Discuss various sources of marine pollution. How can you prevent pollution of our oceans? (8) (ii) How are solid waste classified ? Write the sources of urban and Industrial solid wastes. (8) Or (b) (i) Briefly describe the sources, effect and prevention of soil pollution (8) (ii) Explain.the mitigation measures for land slides. (8)
1
Environmental Science and Engineering question bank
13 (a) Discuss the modern Agriculture and its impacts and problems under the following heads (i) High yielding varieties (4) (ii) Fertilizer related problems (4) (iii) Effect of Pesticides (4) (iv) Water logging and salinity. (4) Or (i) Explain the basic types of soil erosion and agents responsible for soil erosion. What are the conservation practices employed to prevent soil erosion? (16) 14. (a) (i) What do you mean by sustainable measures to attain sustainability. (8) (ii) Discuss the salient features of(1) Wild life (protection) Act (4)(2) Forest (conservation Act). (4) Or (b) Discuss the objectives and various measures of wasteland reclamation and development. (16) 15. (a) (i) How can age - structure pyramids serve as useful tool for predicting population growth trends of a nation? Explain with examples. (12) (ii) What are the impacts of population explosion over the environment? (4) (b) Discuss the role of Information Technology in Environment and Human health. (16)
PART A — (20 * 2 = 40 marks) 1.List out the effect of over utilisation of water. 2.What are critical and strategic minerals? 3.Define renewable and non renewable energy resources 4.write the demerits of solar energy 5.What do you meant bt Ecological succession 6.Define food chain and food web 7.List out the consumptive values of bio diversity 8.What are endangered species? Give one example 9.Define noise pollution 10.Give any four majar soil pollutants 11.List out the methods which used for control thermal pollution 12.write any four control measures of nuclear hazad 13.List out the major objectives of rain water harvesting 14.What are the important causes of climate change? 15.Give some suggestions for waste land reclamation 16.State the important features of forest conservation Act 17.Define immigration and emigration 18.What is population density 19.What are the causes of population explosion 20.mention somr ill effect of HIV/AIDSS PART B — (5 * 12 = 60 marks) 21.i Explain the causes,consequences and control measures of deforestation(6) ii Write short notes on wind energy(6) 22.i Discuss the environment impacts of modern agriculture(6) 2
Environmental Science and Engineering question bank
ii List out the various threats to biodiversity(6) 23.i Briefly discuss about the endemic species (6) ii write short notes on various in-situ conservation methods(6) 24.i Explain the sources,causes and control meaures of water pollution(6) ii Discuss the various step involved in solid waste management(6) 26.i Write short notes on ozone layer depletion(6) ii Briefly explain about wild life preservation act(6) 27.i Explain the sources,causes and control meaures of acid rain(6) ii Discuss the causes and consequences of urbanisation.(6) 28.i Explain the role of information technology in enviroment and health.(6) ii Briefly explain about family planning programme(6)
PART-A (20 x 2 = 40 MARKS) ANSWER ALL QUESTIONS 1. List out the effects of over – utilisation of water. 2. What are critical and strategic minerals? 3. Define renewable and non-renewable energy resources 4. Write the demerits of Solar energy 5. What do you mean by „Ecological Succession‟ 6. Define food chain and food web 7. List out the Consumptive values of bio-diversity 8. What are endangered species? Give one example 9. Define Noise pollution 10.Give any four major soil pollutants 11.List out the methods which used for control Thermal Pollution 12. Write any four control measures of nuclear hazard 13. List out the major objectives of rain water harvesting 14. What are the important causes of climate change? 15. Give some suggestions for waste land reclamation 16. State the important features of Forest conservation Act 17. Define immigration and emigration 18. What is population density 19. What are the causes of population explosion 20. Mention some ill effects of HIV/aids
PART-B (5 x 12 = 60 MARKS) ANSWER ANY FIVE QUESTIONS 21.
i. Explain the causes, consequences and control measures of deforestation (6 ) ii Write short notes on Wind energy (6 ) 3
Environmental Science and Engineering question bank
22.
i. Discuss the environmental impacts of modern agriculture. (6 ) ii Briefly discuss the various land conservation practices. (6 )
23.
i. Give short notes on forest ecosystem. (6 ) ii List out the various threats to biodiversity. (6 )
24.
i. Briefly discuss about the Endemic species. (6 ) ii Write short notes on various In-situ conservation methods. (6 )
25.
i. Explain the sources, causes and control measures of water pollution. (6 ) ii. Discuss the various steps involved in solid waste management.(6 )
26.
i. Write short notes on ozone layer depletion. (6 ) ii Briefly explain about wild life preservation act. (6 )
27.
i. Explain the sources, causes and control measures of Acid rain. (6 ) ii Discuss the causes and consequences of urbanisation. (6 )
28.
i. Explain the role of Information technology in environment and health. (6 ) ii. Briefly explain about family planning Programme. (6) Answer ALL questions.
PART A – (10 x 2 = 20 marks) 1. Define sustainable forestry. 2. What is geothermal energy? 3. Explain Biosphere. 4. Define biodiversity. 5. Explain threatened and endangered species. 6. Give some examples of green house gases. 7. Define thermal pollution.
4
Environmental Science and Engineering question bank
8. Explain the term sustainable development. 9. What is acid deposition? 10. Define population explosion. PART B – (5 x 16 = 80 marks) 11. (i) Discuss the ill effects of deforestation. (6) (ii) Explain briefly the various methods of harvesting solar energy. (8) (iii) Write a note on tidal power. (2) 12. (a) (i) Explain food chain and food web. (4) (ii) Explain briefly the structure of atmosphere. (6) (iii) Write a note on Carbon cycle. (6) Or (b) (i) Explain ecosystem. (4) (ii) Discuss the components of ecosystem. (8) (iii) Briefly explain the energy flow through ecosystem. (4) 13. (a) (i) Explain the methods of disposal of municipal solid waste. (8) (ii) Write a note on disposal or radioactive wastes. (4) (iii) Compare the nuclear power with Coal power. (4) Or (b) (i) What are the causes of soil erosion and the methods of preventing it? (6) (ii) Discuss the various aspects of prevention and control of noise. (6) (iii) Write briefly the harmful effects of air pollution. (4) 14. (a) (i) Discuss the agenda for sustainable development. (8) (ii) Write in detail about global warming. (8)
5
Environmental Science and Engineering question bank
Or (b) (i) Explain the mechanism of ozone layer depletion. (6) (ii) Write briefly on the community participation in environment management programmes. (4) (iii) Discuss briefly on the Indian Environmental Acts. (6) 15. (a) (i) Discuss briefly on the reasons for the population explosion. (6) (ii) Discuss the environmental and social impacts of growing population. (6) (iii) Write briefly on the effect of increasing affluence on environment. (4) Or (b)
(i) Write briefly on implementation of family planning programme. (6) (ii) Write a note on AIDS in developing countries. (4) (iii) Discuss the factors influencing the family size. (6) Answer ALL questions.
PART A – (10 x 2 = 20 marks) 1. Differentiate renewable and non-renewable sources of energy. 2. Define food security. 3. Distinguish a biome and an ecosystem. 4. Give the classification of Biodiversity. 5. What is marine pollution? 6. Mention the unit of measurement of noise intensity level. 7. What is sustainable development? 8. What is acid rain? 9. Differentiate between HIV and AIDS. 10. What is meant by population pyramid.
6
Environmental Science and Engineering question bank
PART B – (5 x 16 = 80 marks) 11. (a) (i) What is deforestation? Explain the environmental effects of deforestation. (8) (ii) Explain the major arguments cited against the construction of dams. (8) Or (b)(i) What is mining? List the adverse impacts of mining on forests and the environment. (8) (ii) Discuss various types of land degradation with its causes Solutions. (8)
12. (a) (i) Explain the role of producers, consumers and decomposers in an ecosystem. (8) (ii) Show the structure and function of (1) Forest ecosystem (2) Aquatic ecosystem. (8) Or (b) (i) Identify and explain the major threats to biodiversity. (8) (ii) How is conservation of biodiversity achieved? Give details. (8) 13. (a) (i) List the major air pollutants. Explain the working of anyone air pollution control equipment. (8) (ii) With a neat diagram, explain trickling filter process. (8) Or (b) (i) List the various ways in which an individual can contribute towards pollution prevention.(8) (ii)Write a brief on : (1) Incinerators. (2) Secure land-fill. (4 +4) 14. (a) (i) What is watershed management? What are the components of integrated watershed management? (8) (ii) What do you understand by ozone hole? What is the environmental impact of ozone depletion? (8) Or (b) (i) Give the salient features of (1) Environment (protection) Act 1986 (2) Wildlife protection Act 1972. (4+4) (ii) Write a brief on : (1) Environmental Ethics. (2) Rain water harvesting. (4+4) 15. (a) (i) Bring out the relationship between population growth and environment. (8) (ii) Explain the : (1) Population explosion. (2) Carrying capacity. (4+4) Or (b) (i) Discuss the role of information technology in Environment and Human health. (8) (ii) What are the modes of transmission of HIV and how it can be prevented. (8) _________________
7
Environmental Science and Engineering question bank
Answer ALL questions. PART A – (10 x 2=20 marks) 1.How would environmental awareness help to protect our environment? 2.What is aquifer? Mention its types. 3. Give flow chart on Energy flow in an ecosystem. 4.Name any two extinct species of India. 5.What is green chemistry? 6. How do Tsunami occur? 7.List the advantages of watershed projects. 8.Write the salient features of Forest Conservation Act‟ 1980. 9. What is meant by doubling time? What is the doubling time for India? 10. What are the objectives of family welfare program in India? PART B – (5 x 16=80 marks) 11. (a) .(i) Briefly explain the soil conservation practices adopted in India. (8) (ii)Explain the environmental damage caused by mining activities. Illustrate one case study. (8) Or (b) Enumerate the following (i) Tidal power. (6) (ii) Geothermal energy. (5) (iii) Biomass energy. (5) 12. (a) What is biodiversity? How IS it classified? Explain the values of biodiversity. (16) Or (b) Write note on the following (i) Ecological succession. (6) (ii) Phosphorus Cycle. (4) (iii) Aquatic ecosystem.(6) 13. (a) (i) Discuss the causes, effects and control measures of anyone of the following. (8) (i) Noise Pollution. (2) Air Pollution. (ii) How can you, as an individual, prevent environmental pollution? Why such an effort at an individual level is important? (8) Or (b) What adverse effects can solid wastes cause? How can the solid waste be managed? (16) 14. (a) (i) Describe the various water conservation strategies. (8) (ii) Enumerate on environmental ethics. (8) Or (b) (i) Population, Consumerism and waste production are interrelated- Comment. (8) (ii) Briefly explain the occurrence, effect and control measures of acid rain 15. (a) What are the major role of IT in environment and human health? (16) Or (b) (i) Give a brief on various issues and measures of women and child welfare in India. (8)
8
Environmental Science and Engineering question bank
(ii) Write the origin, mode of transmission, symptom and control measures of AIDS. (8)
PART A – (10 x 2 = 20 marks) 1. State the significance and scope of environmental education. 2. Mention the various causes of desertification. 3. What are the characteristics of the Desert ecosystem? 4. „India is a mega-diversity nation‟ – . 5. What is called thermal pollution? 6. State the role and responsibility of an individual in the prevention of pollution. 7. Mention the causes and effects of acid rain. 8. State a few drawbacks of Pollution related Acts. 9. Define Doubling Time with reference to population growth. 10. What is the effect of HIV/AIDS on the environment? ________________________________________ PART B – (5 x 16 = 80 marks) 11. (a) (i) Explain any two conflicts over water, confining to our nation. (8) (ii) Discuss the impacts of handling the mineral resources for extraction and subsequent utilization, on the environment. (8) Or (b) (i) Discuss in detail the causes and consequences of overexploitation of forest resources. (8) (ii) Give a brief of renewable energy resources and their significance. (8) 12. (a) (i) Write short note on Ecological pyramids and their types. (8) (ii) Substantiate the value of Biodiversity with suitable illustrations and statistical evidences. (8) Or (b) (i) What is an ecosystem? Explain the structure, characteristics and types of the Aquatic Ecosystem. (8) (ii) How is biodiversity conserved? Explain. (8) 13. (a) (i) Explain the causes, effects and control measures of air pollution. (8) (ii) Give a comparative of urban and industrial wastes in of their sources, characteristics and management and disposal methods. (8) Or (b) (i)Explain the causes, effects and control measures of marine pollution. (8)
9
Environmental Science and Engineering question bank
(ii) Write a short note on disaster management. (8) 14. (a) (i) Give a brief of Global warming. (8) (ii) Bring out the various details of Wasteland Reclamation Practices. (8) Or (b) (i) Give a detailed of ozone layer depletion. (8) (ii) How is environment protected through Legislation? Explain. (8) 15. (a) (i) Explain the with statistical : Exponential Growth and Population Explosion. Also explain the theories behind them. (8) (ii) Write a note on Women and Child welfare. (8) Or (b) (i) What is Value education? Explain. (8) (ii) Explain the role of Information Technology in Environment and Human health. (8)
QUESTION BANK UNIT – I PART – A 1. Define Environmental studies. 2. What are the principles of environmental education? 3. Mention the scope and importance of Environmental studies. 4. How forests are useful to mankind? 5. What is mining? Mention the methods of mining. 6. Enumerate the effects of mining on the environment. 7. What are Dams? How is it useful to human beings? 8. Discuss the problems of over-exploitation of Ground water. 9. What are the methods of flood control? 10. What are the up-stream impacts of constsruction of dams? 11. Define under-nutrition & mal-nutrition. 12. What are the merits of using renewable energy resources? 13. Why alternate energy resources are required? 14. What is the application of wind energy? 15. Write a note on Geo-Thermal energy. 16. What is soil erosion? 17. Differentiate between renewable & non-renewable energy resources. 18. Mention the advantages & disadvantages of modern agriculture. 19. Differentiate between organic and synthetic fertilizers. 20. What is an aquifer? Mention its types. 10
Environmental Science and Engineering question bank
21. What are the types of mining? 22. Mention the types of drought. 23. What are super-pests? 24. Define Eutrophication. 25. What is biological magnification? 26. What is organic farming? 27. What is meant by sustainable development? 28. What are the major causes of deforestation? 29. Mention the effects of ground water usage? 30. What are the types of minerals? 31. What is microbial leaching technique? 32. What is carrying capacity? 33. What are the types of soil erosion? 34. What are the uses of various types of minerals? 35. What is bio-gas? 36. What is nuclear energy? 37. Define sustainabe forestry. 38. State the environmental effects of extracting & using mineral resources. 39. State the need for public awareness for solving environmental problems. 40. What is water logging? 41. What is salinization? PART – B
1. What are conventional energy resources? Discuss about solar energy and Ocean thermal energy. 2. Discuss the major causes & consequences of deforestation? 3. Explain the major impacts of timber extraction and mining. 4. Enumerate the various benefits and drawbacks of constructing dams. 5. What are the uses and over-exploitation of water? Explain with a case-study. 6. Comment on floods & drought. 7. What are the environmental impacts of mineral extraction? Explain. 8. Discuss in detail the impacts of over-grazing & agriculture. 9. Write short notes of (i) Tidal energy (ii) Bio-gas (iii) Nuclear energy. 10. Explain the various types of land degradation. 11. Explain as an individual how will you conserve natural resources. 12. How will you achieve sustainable life-style by equitable share of resources. 13. What are the measures recommended for conservation of natural resources. 14. Explain briefly the various methods of harvesting solar energy. 15. Explain in detail the effects due to pesticides usage in moderns agriculture. UNIT-II PART-A
11
Environmental Science and Engineering question bank
1. Define Ecology? 2. Define Eco-System with an example? 3. What are the structural components of an Ecosystem? 4. Bring out the functional features of an Ecosystem? 5. Differentiate between Food Chain and Food Web? 6. What are Ecological Pyramids. Give examples. 7. Pyramid of energy is always upright. Explain. 8. What are Biochemical cycles. Explain their importance? 9. What is the significance of Ecological pyramids? 10. There found to be only 4 to 5 trophic levels in any Ecosystem. Explain. 11. What is Ecological Succession. Mention its types. 12. Discuss about the prime characteristics of a.Forest Ecosystem b.Grassland Ecosystem c.Desert Ecosystem d.Aquatic Ecosystem 13. Differentiate species and genera. (or) Define genetic diversity. 14. Differentiate between biodiversity and ecosystem biodiversity. 15. What are hotspots of biodiversity? 16. Justify India to be a great spot of biodiversity. 17. Bring out the threats towards biodiversity .How poaching affects biodiversity. 18. Define Endemism with an example. 19. What are endangered species? Give examples. 20. What are the aesthetic values of biodiversity. 21. What are National Parks. Name few parks in India. 22. Explain the necessity to conserve biodiversity. 23. What are GPP and NPP. 24. What is Ecological regulators. 25. Define Food Chain with an example. 26. Define Food Web with an example. 27. Discuss the water cycle. 28. Bring few methods to conserve biodiversity. 29. What is stratification? 30. Bring out the classification of aquatic ecosystem. 31. Explain ecological; pyramids with respect to pond ecosystem. 32. What is ecosystem diversity. 33. Bring out the Bio-geographical classification of India. 34. Comment on local or regional biodiversity. 35. Explain Endemism with respect to India. 36. Bring out the order of distribution of biodiversity through out the world with reasons. 37. What is biodiversity and its significance. 38. Explain biosphere. 39. xplain threatened species.
12
Environmental Science and Engineering question bank
PART-B
1. Explain the components, characteristics and biodiversity of Forest ecosystem. 2. Explain the structure and functional features of Aquatic ecosystem. 3. Discuss in detail about Ecological succession stating the various stages. 4. What are trophic levels? Explain the flow of energy and minerals in ecosystem. 5. Explain the two models of energy flow in an ecosystem. 6. Discuss the value of biodiversity. 7. Explain Carbon and Nitrogen cycles. 8. Explain the Sulphur and Phosphorus cycles. 9. What are the threats faced by biodiversity. What are the solutions for the threats. 10. Explain In-situ and Ex-situ conservation of biodiversity.(or) What are the measures recommended for conservation of biodiversity. UNIT-III PART-A 1. Define Pollution. 2. What are the types of pollutants. 3. What are the types of Air pollutants. 4. What is suspended particulate matter. Give example. 5. Define photochemical smog. 6. What are types of acid rain. 7. How will you control air pollution. 8. Give the major water pollutants with example. 9. What is meant by point and nonpoint sources. 10. What is chlorosis and necrosis. 11. What is bioaccumulation. 12. Mention the diseases caused by nitrates. 13. Define BOD and COD. 14. Define soil pollution. 15. What are the sources of soil pollution. 16. What are the sources effects of marine pollution. 17. What are the control methods of thermal pollution. 18. Give the sources of radio activity. 19. Classify solid wastes. 20. What are the sources of urban and industrial wastes. 21. Why do earth quake occur. 22. What are the damages caused by io0nic radiations. 23. What are the various types of natural disasters. 24. What are the roles of a citizen in reducing pollution. 25. What are Municipal Solid Wastes(MSW) 26. What is composting. 27. What is incinerators. 13
Environmental Science and Engineering question bank
28. What are aerosols. Give examples. 29. Explain aerobic and anaerobic oxidation. 30. What are the two main commonly used radio isotopes in nuclear fission reactions? 31. Explain disaster management briefly. 32. What is meant by automobile pollution. 33. What is domestic sewage? 34. What are the sources and effects of air pollutants. 35. Define thermal pollution.
PART- B 1.Mention the sources and effects of various air pollutants. 2. Describe the method of control of air pollution. 3.Briefly describe the sources effects and control of noise pollution. 4. Enumerate with example the major sources of surface and ground water pollution. 5. Wrtie short notes on a) Minimata disease b) blue baby syndrome c) itai-itai disease. 6. Explain the method of sewage water treatment. 7. What are the major sources of soil pollution? 8. What are the measures to be taken to prevent soil pollution? 9. Explain in detail the Solid waste management techniques. 10. Write notes on (i) Floods (ii) Landslides (iii) Cyclones. 11. Explain any two case studies on Nuclear pollution. 12. What are the sources, effects & control measures of Marine pollution? 13. Explain the various types of Radio-active radiations. 14. Explain the causes,effects & control measures of Water pollution. 15.What are the effects of improper municipal solid waste management? State the measures recommended for proper management of the solid waste. 16.Explain the methods of disposal of municipal solid waste. 17.Write notes on disposal of radio-active wastes. 18.Compare the nuclear power with coal power. 19.What are the causes of soil erosion and methods of preventing it. 20.Discuss the aspects of prevention & control of noise. UNIT – IV PART – A
1. 2. 3. 4.
Define Sustainable development. Write a note on Earth Summit – 1992. Bring out the important aspects of sustainable development. Write a note on 3R principle. 14
Environmental Science and Engineering question bank
5. Define Rain Water Harvesting. 6. What are the objectives of rain water harvesting? 7. What is water Shed? 8. What are the objectives (or) principles of watershed management? 9. Write a note on agro-forestry. 10. Name few Green-House gases. 11. What are the effects of global warming? 12. Mention few practices to reduce global warming. 13. Explain acid-rain and its effects. 14. Bring out the reactions taking place at stratosphere. 15. What are the effects of Ozone-Layer depletion? 16. Compare Consumerism & Waste generation. 17. Enlist the factors affecting the sustainable society. 18. Differentiate between Re-habilitation & Re-settlement of people. 19. Mention the objectives of Environment Protection Act. 20. Enlist the objectives of Air-Pollution Act. 21. Explain the Wild-Life protection Act. 22. Explain the necessity of Environmental Legislation. 23. What is nuclear holocaust? How can it occur? 24. Write a note on crop rotation. 25. Discuss the articles 48-A & 51-A of Indian Constitutional provision for Environmental protection. 26. Write a note on CB & SPCB. 27. Indicate some methods to create environmental awareness among public. 28. How can we achieve the goal of sustainable development? 29. Define environmental ethics. 30. How does a climate change occur? 31. Mention any two control measures on acid rain. 32. What is acid deposition ? 33. Define population explosion. PART – B 1. Bring out the activities of NGO‟s on environmental protection. 2. Discuss about the Forest Act, 1980 and its amendment –1992. 3. Describe about Water Act – 1974. 4. Describe the important waste land reclamation practices. 5. Describe environmental ethics in detail. 6. Discuss the modern techniques of rain water harvesting. 7. Discuss the water shed management practices. 8. Discuss in detail about the water conservation methods. 9. Discuss the agenda for sustainable development. 10. Write in detail about global warming. 11. Explain the mechanism of Ozone layer depletion. 12. Write briefly on community participation in environment management programmes. 13. Discuss briefly of the Indian environmental Acts. 14. Write short notes on a) environmental ethics b) waste land reclamation. 15
Environmental Science and Engineering question bank
15. State the important provisions in Environment protection Act , Air Act Water Act. UNIT – V PART –A 1. Write short notes on population dynamics. 2. What are the factors affecting population size? 3. What is meant by population stabilization. 4. Define the term population explosion. 5. What kinds of problems are created due to Urbanisation? 6. What are the objectives of Family Planning Programmes? 7. Mention the types of health hazards with examples. 8. What is the role of primary health care against AIDS? 9. What do you mean by remote sensing? 10. Mention the applications of remote sensing on water resources. 11. What is doubling time, total fertility rates? 12. Define Zero Population growth. 13. What are the two important views of population growth? 14. What is meant by value education? 15. What is GIS? 16. Define (i) Toxins (ii) Carcinogens (iii) Tetrogenic (iv) Neurotoxins. 17. State how environment & human health are related?
PART – B
1. Explain the population characteristics & variations among nations. 2. What is meant by population explosion? Discuss the Indian Scenario. 3. What is meant by population stabilization? Discuss the family welfare and family planning in Indian context. 4. Discuss the influence of environmental parameters and pollution on human health. 5. What is Universal declaration of Human rights? What is its importance in achieving the goals of equity, justice & sustainability. 6. Discuss the salient features of Draft declaration of Human Rights on environment. 7. What are the objectives & elements of Value-education? How can the same be achieved? 8. Briefly discuss HIV/AIDS, mode of its spread and its effect on environment. 9. Discuss various issues & measures for Women & Child Welfare at International & National level. 10. What is the role of NMIS, ENVIS & GIS in dissemination of environmental information and environmental management? 11. Explain the role of Information Technology in environment & Human health. 12. Discuss the environmental and social impacts of growing population. 16
Environmental Science and Engineering question bank
13. Write briefly on the effect of increasing affluence on environment. 14. Write briefly on implementation of family planning programme. 15. Write a note on AIDS in developing countries. 16. Discuss the factors influencing the family size.
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