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High amount of esherichita coli in water...

High amount of esherichita coli in water is an indicator of

A

hardness of water

B

industrial pollution

C

sewage pollution

D

pollution due to electromagnetic radiations

Text Solution

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The correct Answer is:
C
High amount of Escherichia coli in water indicates sewage pollution. E. coli bacteria are good indictor of faecal contamination because they generally live longer than pathogens, are found in greater number.
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ARIHANT NEET-ENVIRONMENTAL ISSUES-Chapter exercises ( C) Medical entrances gallery (Collection of Questions Asked in NEET & in Various Medical Entrance Exams)
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