Environmental Physics — DU B.Sc. (Hons.) Environmental Science Previous Year Question Papers

6. Discuss how environmental physics supports pollutant monitoring in aquatic and atmospheric domains. Provide suitable data-based examples. (15) : Environmental physics @SC-2) Name of the Corn.rse Sciences (Core) 1. Write short notes on any three of the following: (a) Black body radiation (b) Atmospheric lapse rate (dry and moist) (c) Diffusion in soils (d) Macroscopic flows in ecosystems 2. Differentiate between any three of the following: ^` A (a) Solar cell and solar panel (b) Soil heat flow and soil moisture retention (c) Turbulent vs. Iaminar flow (d) Open vs. simulated ecosystems 3. (a)Describe the structure and function of the atmosphere in regulating temperature and pressure. (10) (b) Expla.in the greenhouse effect with examples of radiative forcing. (5) 4. (a) Explain Darcy's equation and the factors affecting water movement through soils. (10) (b)Define hydraulic potential and give one environmental application. (5) 5. (a) What are the energy balance components of an ecosystem? Explain how they are measured. (b) Wbat is the significance of plant water uptake efficiency? (5)