Ideal Indicator Microorganisms for Water Quality

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PreEminentNephrite
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What type of bacteria is Clostridium perfringens?

Anaerobic spore-forming bacteria

What is the primary use of heterotrophic plate count in water quality assessment?

To detect aerobic and anaerobic microorganisms

What is the advantage of using Clostridium perfringens as an indicator organism?

It is very resistant and can indicate old pollution

Why is Clostridium perfringens suggested as a suitable indicator for viruses and protozoan cysts in WTP?

<p>Because it is a more sensitive indicator than fecal coliforms</p> Signup and view all the answers

What is the limitation of detection methods for Clostridium perfringens?

<p>They are relatively expensive and time-consuming</p> Signup and view all the answers

What is the primary function of heterotrophic plate count in routine water quality monitoring?

<p>To detect total or standard plate count of microorganisms</p> Signup and view all the answers

What type of microorganisms does heterotrophic plate count detect?

<p>Primarily aerobic and facultative anaerobic microorganisms</p> Signup and view all the answers

Why is Clostridium perfringens a suitable indicator for microbiological quality of marine sediments?

<p>Because it is very resistant and can indicate old pollution</p> Signup and view all the answers

What is the advantage of using Clostridium perfringens over fecal coliforms?

<p>It is more sensitive and can indicate old pollution</p> Signup and view all the answers

What is the relationship between Clostridium perfringens and human pathogens in domestic sewage?

<p>Clostridium perfringens is often found with human pathogens</p> Signup and view all the answers

What is the primary purpose of using indicator organisms in water quality assessment?

<p>To indicate the presence of human pathogens indirectly</p> Signup and view all the answers

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