10th Class Social Science Manufacturing Industries Question Bank 10th CBSE Social Science Manufacturing Industries

  • question_answer
      How is land polluted?

    Answer:

                      (i) Land is polluted by wastes from nuclear power plants, nuclear and weapon production facilities. (ii) Dumping of wastes, especially glass, harmful chemicals, industrial effluents, packaging, salts and garbage, makes the soil useless. (iii) Rainwater percolates into the soil carrying the pollutants to the ground and the groundwater also gets contaminated.


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