Which symbiotic association of two organisms is an indication of pollution free air
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2
Answer:
Lichens as Bio-Indicators
Lichens are sensitive to atmospheric pollution such as nitrogen (N) because they receive all their nutrients and water from wet and dry atmospheric deposition (fall out)
Answered by
2
Answer:
Lichens
Explanation:
Lichens as Bio-Indicators
Lichens are sensitive to atmospheric pollution such as nitrogen (N) because they receive all their nutrients and water from wet and dry atmospheric deposition (fall out)
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