Q1: Sewage is mainly a (a) liquid waste(b) solid waste(c) gaseous waste(d) mixture of solid and gasQ2: The aerobic bacteria can be grown in clarified water by(a) filtration(b) sewage(c) aeration(d) sedimentationQ3: Which of the following is/are products of wastewater treatment? (a) Biogas(b) Sludge(c) Both biogas and sludge(d) Aerator

Q1: Sewage is mainly a (a) liquid waste(b) solid waste(c) gaseous wa

1.	Q1: Sewage is mainly a (a) liquid waste(b) solid waste(c) gaseous waste(d) mixture of solid and gasQ2: The aerobic bacteria can be grown in clarified water by(a) filtration(b) sewage(c) aeration(d) sedimentationQ3: Which of the following is/are products of wastewater treatment? (a) Biogas(b) Sludge(c) Both biogas and sludge(d) Aerator
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