Skip to content
Early access — you're among the first to try PYQLabs. Share feedback
UGC NET 2021DecemberEveningQ39MCQanswer keyexplanation soonmedium
Environment · Pollution
Back to EnvironmentPreviousNext question
  1. A.
  2. B.
  3. C.
  4. D.
BODWater PollutionEffluent StandardsEnvironment
Next question · 2021 Q40