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WBCS Preliminary Examination 2015 — General Studies · Question 157 of 200

Q157
General SciencePhysics
Satellites provide information about
  1. a.Forest and vegetative cover
  2. b.Rivers and their courses
  3. c.Advancing storms and cyclones
  4. d.All of the above

Answer: (D) All of the above

Remote sensing satellites provide comprehensive information about all aspects of Earth's surface and atmosphere: vegetation and forest cover (NDVI indices), river systems and water bodies, and weather phenomena including advancing storms and cyclones. This multi-purpose capability makes option D the correct answer.