HomeTestsSearchRankProfile
mediumMCQCompetitive Exam2026Environmental Science
1 mark

A common indicator organism of water pollution is

  1. A
    Entamoeba
  2. B
    Escherichia coli
  3. C
    Eichhornia crassipes
  4. D
    Lemna paucicostata

Solution & Step-by-step Explanation

Escherichia coli (E. coli) is a coliform bacterium commonly used as a prime indicator organism for fecal contamination and general water pollution, indicating the potential presence of disease-causing pathogens.

Practice this question

Try it yourself before checking the explanation above.

A common indicator organism of water pollution is
A
Entamoeba
B
Escherichia coli
C
Eichhornia crassipes
D
Lemna paucicostata

Share This Question

Water PollutionMicro-organismsBiological Indicators

Related Questions

easyMCQ

Which one of the following statements is true?

easyMCQ

Which of the following statements is not correct?

easyMCQ

Which one of the following statements is correct?

easyMCQ

The product formed by the reaction of an aldehyde with a primary amine is:

easyMCQ

Which part of the tobacco plant is infected by Meloidogyne incognita?

easyMCQ

The term ecosystem was coined by:

Ready for a Full Test?

Practice with timed mock tests and track your performance across Environmental Science.

Browse TestsLeaderboard

Discussion