M

Mr. Dubey • 100.64K Points
Coach

Q. The maximum permissible level or pesticides, in general, in drinking water is nearly

  • (A) 1 to 50 ppm
  • (B) 50 to 100 ppm
  • (C) 100 to 250 ppm
  • (D) 250 to 500 ppm
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