JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech II ENVIRONMENTAL STUDIES Previous Question Paper (November/December - 2017 - R13)
Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit.
PART A
What is an ecosystem?
Answer
An ecosystem is a functional unit of nature where living organisms (biotic components) interact with each other and with their physical environment (abiotic components) to exchange energy and nutrients.
What are the alternative sources of energy?
Answer
Alternative sources of energy are renewable or non-conventional energy sources that do not deplete over time. Key examples include solar energy, wind energy, hydroelectric power, geothermal energy, biomass energy, and ocean thermal energy.
What is biodiversity?
Answer
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What is the purpose of Kyoto protocol?
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Define ecological foot print.
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What do you mean by biomagnifications?
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What are the problems associated with mining?
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How does the biodiversity contribute to the ecosystem services?
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Give the health impacts of noise pollution.
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What are EIA and EMP?
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PART B
Write about the differences between a food chain and a food web.
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How does energy flow in an ecosystem?
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How do nutrients move through the biotic and abiotic parts of an ecosystem?
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What happens to a population that exceeds the ecosystem’s carrying capacity?
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What are the causes for floods and droughts?
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What are the limitations of dams?
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What are the reasons for deforestation?
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What is the present status of fossil fuels?
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How does biodiversity influence the climate?
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Discuss the relationship between biodiversity and sustainability.
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How does biodiversity improve food security?
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How can biodiversity be conserved?
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What are the secondary air pollutants and how are they formed?
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What are modern agricultural practices that cause soil pollution?
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Discuss about particulate pollution control technology.
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Give the characteristics of e waste.
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Write about the differences between a sanitary land fill and a secured land fill.
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Write down salient features of the forest Act.
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Give the salient features of hazardous waste management rules.
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How can we segregate biomedical waste?
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