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8.Microbes in Human Welfare
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The removal of floating and suspended solids from sewage through filtration and sedimentation is the part of
A
Primary treatment
B
Secondary treatment
C
Tertiary treatment
D
Biological treatment
Solution
The removal of floating and suspended solids from sewage through filtration and sedimentation is the part of primary treatment of sewage.
Standard 12
Biology
Similar Questions
Match the columns :
| Column – $I$ | Column – $II$ |
| $(a)$ Aspargillas Nizer | $(1)$ Lactic acid |
| $(b)$ Aceto bacter aciti | $(2)$ Citric acid |
| $(c)$ Clostridium butiricum | $(3)$ Acetic acid |
| $(d)$ Lacto bacillus | $(4)$ Buteric acid |
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