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Biology miscellaneous

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Biology miscellaneous
  1. Which of the following weeds has been found useful to check water pollution caused by industrial effluents ?
    1. Parthenium
    2. Elephant grass
    3. Water hyacinth
    4. Both (A) and (B)
Correct Option: D

Parthenium and Elephant grass are useful to check water pollution caused by industrial effluents.


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