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Tutor Marked Assignment
MGY-102: Remote Sensing and Image Interpretation

Part A

1. Describe spectral signatures of soils, minerals, and rocks and the factors influencing them. Support your answer with neat well-labelled diagrams, wherever required. (10)
2. Discuss various types of image resolutions, giving suitable examples. (10)
3. Write short notes on the following:
   a) Electromagnetic spectrum (5)
   b) Stefan-Boltzmann and Wien’s laws (5)
   c) Landsat series of satellites (5)
   d) Indian space programmes (5)
   e) BSQ data format (5)
   f) MODIS (5)

Part B

4. Discuss the elements of aerial photo interpretation and interpretation keys. (10)
5. Give an overview of image classification methods. (10)
6. Write short notes on the following:
   a) Minimum mappable unit (5)
   b) Digital image and its types (5)
   c) Field equipment required for ground truthing (5)
   d) Image enhancement (5)
   e) Post classification steps (5)
   f) Difference between true colour and false colour composites (5)