+1 vote
in Environmental Engineering by (81.4k points)
Schmutzdecke acts as an extremely fine meshed straining mat.

(a) True

(b) False

This question was posed to me by my school teacher while I was bunking the class.

I would like to ask this question from Theory and classification of Filtration in division Filtration of Environmental Engineering

1 Answer

+2 votes
by (693k points)
selected by
 
Best answer
Correct choice is (a) True

The best explanation: Schmutzdecke is a film of algae, bacteria and protozoa formed on the uppermost layer of sand which helps in the breakdown of organic impurities into harmless compounds acting as a fine mesh straining mat.

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