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NEET 2003
Exam
NEET
Year
2003
Subject
Zoology
Chapter
Organisms and Populations

NEET 2003 · Zoology · Organisms and Populations

Escherichia coli is used as an indicator organism to determine...

Escherichia coli is used as an indicator organism to determine pollution of water with:

Options

  1. Aheavy metals
  2. Bfaecal matter
  3. Cindustrial effluents
  4. Dpollen of aquatic plants

Correct answer

B. faecal matter

Step-by-step solution

Indicators of potential human or faecal contamination or of possible presence of pathogens include Staphylococci, Escherichia coli, faecal coliforms, Enterococci and Pseudomonas aeruginosa. Indicator organisms are used to assess overall sanitation or environmental conditions that may signal or indicate the potential presence of pathogens of food safety concern. It is important to note that indicator species are not necessarily pathogenic.
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