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Which of the following is a bio-indicator of metal pollution?

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+2 votes
in Environmental Biotechnology by (64.7k points)
Which of the following is a bio-indicator of metal pollution?

(a) Mytilus edulis

(b) E.coli

(c) Lichens

(d) Microalage

I got this question by my college professor while I was bunking the class.

I'd like to ask this question from Introduction topic in section Issues and Scope of Environmental Biotechnology of Environmental Biotechnology

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+2 votes
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Best answer
The correct option is (a) Mytilus edulis

To explain: Heavy metal concentration of cadmium, copper, lead in Mytilus edulis, E. coli presence indicates fecal contamination, Lichens indicate air pollution, microalage helps to reduce CO2 emissions.

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