Deemed University 2011 B.B.A University: Lingayas University Term: III Title of the : Environmental Science & Ecology - Question Paper
Roll No. ..
Lingayas University
B.Tech / BBA-MBA (Integrated)
1st Year (Term III)
Examination May 2011
Environmental Science & Ecology (CE - 101)
[Time: 3 Hours] [Max. Marks: 100]
Before answering the question, candidate should ensure that they have been supplied the correct and complete question paper. No complaint in this regard, will be entertained after examination.
Note: Attempt five questions in all. All questions carry equal marks. Question no. 1 (Section A) is compulsory. Select two questions from Section B and two questions from Section C.
Section A
Q-1. Part A
Select the correct answer of the following multiple choice questions. [101=10]
(i) Atmospheric pollutants are mainly present is
(a) Ionosphere
(b) Stratosphere
(c) Lower mesosphere and whole ionosphere
(d) Troposphere and lower stratosphere
(ii) Carbon trading
(a) Is a fundamental concept of national environmental laws and regulations?
(b) Monitors the impact of pollution upon environmental, social and economic justice
(c) Suggests that funding for environmental improvement should be obtained from its beneficiaries.
(d) Monitors the emission of hydrocarbon from automobiles
(iii) Which of the following is a geothermal source of energy?
(a) Tidal waves (b) Ocean currents
(c) Gases and hot springs (d) All of the above
(iv) The names of Baba Amte and Medha Patekar are associated with which protest movements of India?
(a) Silent Valley Movement
(b) Narmada Bachao Andolan
(c) Chipko movement
(d) All of the above
(v) The principal pollutant from automobile exhaust is
(a) Mercury (b) Lead
(c) Chromium (d) Cadmium
(vi) The BOD of a pond is high. The pond is
(a) Highly polluted
(b) Not polluted
(c) Without any green vegetation
(d) None of the above
(vii) The main cause of the ozone layer depletion in the upper atmosphere in
(a) SO2 (b) CH4
(c) NOX (d) NH3
(viii) Incineration is the disposal method of
(a) Water pollutants (b) Air pollutants
(c) Solid waste (d) All of the above
(ix) Which of the following is a greenhouse gas?
(a) Nitrogen (b) Methane
(c) Oxygen (d) All of the above
(x) Process of dumping solid waste in a scientifically designated land area is called
(a) Solid waste disposal (b) Waste dumping
(c) Sanitary landfill (d) None of the above
Q-1. Part B
(a) Write a short note on the functional components of an ecosystem. [5]
(b) Classify different natural resources and give their account with special reference to India. [5]
Section B
Q-2. (a) How does land degradation occur? How can land be conserved? [8]
(b) Write short notes on the following:
(i) Tidal energy
(ii) Geothermal energy
(iii) Wind energy
(iv) Biomass energy [12]
Q-3. (a) Define Biodiversity. How is it related to the availability of genes, species and ecosystem of a region? [8]
(b) What are the major threats to biodiversity? Write a note on efforts taken for biodiversity conservation. [12]
Q-4. (a) Write a note on e-waste and its mitigations. [8]
(b) Write a note on common air pollutants and their sources and effects on human beings along with their chemical composition. [12]
Section C
Q-5. (a) Write a note on solid waste management. [8]
(b) What is soil pollution? Give a detailed account of its sources, detrimental effects and control. [12]
Q-6. (a) Write short note on:
(i) acid rain (ii) climate change [12]
(b) Discuss Environmental Protection Act and Environmental policies at the national and state level. [8]
Q-7. (a) Population explosion threatens the global environmental balance: Justify the statement. [8]
(b) Describe different layers of the atmosphere giving account of lapse rate and constituents of each. [12]
Q-8. (a) Write short notes on:
(i) Agro forestry
(ii) Desertification [8]
(b) What are the general practices done to ensure water conservation? Explain general measure for rain water harvesting and watershed management. [12]
| Earning: Approval pending. |
