________ is a by product of sewage treatment and can be decomposed to produce biogas
A. Sewage
B. Sludge
C. Sewer
D. Scum
Answer: Option B
Solution(By Examveda Team)
Sludge is a by product of sewage treatment and can be decomposed to produce biogas.Related Questions on Chemistry
Which of the following phenomenon is considered responsible for Global Warming?
A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
E. Trade winds
The nucleus of an atom consists of
A. electrons and neutrons
B. electrons and protons
C. protons and neutrons
D. All of the above
The number of moles of solute present in 1 kg of a solvent is called its
A. molality
B. molarity
C. normality
D. formality
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