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Salt is obtained from seawater by the process of ___________

  1. Filtration
  2. Sedimentation
  3. Decantation
  4. Evaporation

Answer: Evaporation


Long Answer:

Salt is obtained from seawater by the process of evaporation. In this process the sea water is left in large blocks to evaporate so that only crystals of salt remains in it.