Green Belt Development and Urban Management for Smart Cities — DU B.Sc. (Hons.) Botany Previous Year Question Papers

Green Belt Development and Urban Management for Smart Cities 2. Attempt four questions in all. 1. Answer following questions : (a) Define the following (any five) : (iii) GIS (vi) Carbon credit (vii) Environmental Impact Assessment (b) Fill in the blanks : (any five) (i) The first green belts were designated in of the campaigns, in 1930s. city, as a result (ii) The plant species identified for greenbelt development should be planted usln8 technique. (iii) Greenbelt in India refers to a °/o of total land area should developed (iv) As per the clause as part of green belt. (v) The GWP of C02 is (vi) A plant species that can be used in green belt developmen.t in Delhi is (c) Match the following : (1x5=5) A. Dry Deposition (i) Pollutants in cloud water 8. Wet Deposition (ii) Total organic carbon C. Greenhouse Gas (iii) Global warlning potential E. TOC (v) Methane 2. Write short notes on the following (any five) : (a) Ecosystem services (b) Indicators for selection of pollution mitigating plants; (c) Wetlands values and functions (d) Role of macrophytes in constructed wetlands (e) Advantages and applications of Green Belt ® Methods of planting and propagation 3. Differentiate Between (any three) : (a) Global warming and ozone layer depletion (b) BOD and COD (c) Natural wetlands and constructed wetlands (d) Green sequestration and Carbon credits (e) Indicator species and tolerant species for pollutants. 4. Describe the following : (a) Various sources and types of emissions. (b) Methods of estimation and monitoring ofpollutants. 5. Answerthe following : (a) What are the physical and chemical characteristics of freshwater w etl ands? (6) (b) Describe the types of constructed wetlands. (9) Guidelines for green belt development for industries? (15)