Sewage System MCQs Quiz Worksheet PDF Book Download
Sewage system MCQs, sewage system quiz answers for online elementary school courses. Importance of water multiple choice questions (MCQs), sewage system quiz questions and answers for online elementary education degree. Distillation, animals plants and water, safe and drinking water, sewage system test prep for elementary school teaching certification.
Learn science MCQs: soil and sand is settled at bottom in, with choices metal screen, grit tank, sludge tank, and filter bed for online elementary education degree. Free science student portal for online learning sewage system quiz questions, MCQs to find questions answers based online learning tests.
MCQ on Sewage System PDF Book Download
MCQ: Soil and sand is settled at bottom in
- metal screen
- grit tank
- sludge tank
- filter bed
MCQ: Untreated sewage should not be pumped into
- water tanks
- water reservoirs
- rivers and streams
MCQ: In country area, untreated sewage is pumped into tanks known as
- septic tanks
- sewage tanks
- grit tanks
- sludge tanks
MCQ: Remaining sewage after it has passed through sludge tank is known as
- treated sewage
MCQ: Which gas is often used as a energy source at city's wastewater treatment plants?