Q69 / 200 · JIPMER 2008 · Botany

Bio-indicators are used for

  • A
    oxygen demand
  • B
    air pollution
  • C
    mineral present
  • Correct answer
    D
    All of the above

Solution

Any organism, which can be used to characterize particular environmental properties is called biological indicator, eg, pollution oxygenation.

Hence, the correct answer is option: 'D'.

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