Foul smell in the water bodies of tanks,ponds,etc.,is due to:

  • A
    Aerobiosis
  • B
    Anaerobiosis
  • C
    Psammophytes
  • D
    Biological magnification

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Which of the following is not a biological indicator of water pollution?

Foul smell in the water of tanks,ponds,etc.,is due to:

Which of the following is considered a natural source of pollution?

What is the full form of $CPCB$?

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