Created: 2026/05/08 14:09 share_link: https://notesx.azraftaohid.me/fkv6db4e share_updated: 2026-05-11T09:01:08+06:00

Status Question Location Years Appeared
x Design septic tank L06, P14 2024, 2023, 2022
x Explain how F/M ratio affects the efficiencies of activated sludge process 2024, 2023, 2022
x Criteria for optimum retention period in an anaerobic pond L14, P26 2024, 2023, 2022
x Reasons and measures for odor release in an anaerobic pond L15, P28 2023
x Basic differences between the operating principles of a septic tank and an Imholf tank L10, P15 2024, 2023
x Explain solid removal mechanism in an Imholf tank L10, P20 2024, 2023, 2022
x Explain BOD removal pathway in a facultative pond L14, P16 2024, 2023
x Required recirculation percentage for 75% reduction of organic load in final effluent of low rate trickling filter L14, P22 2024, 2023
x Design waste stabilization pond system to get final effluent standard L15, P43 2024, 2023, 2022
x Design circular leach pits for both single pit and twin offset pit pour flush latrines; along with pit arrangement L05, P14 2024, 2023, 2022
x Explain the appropriateness of various sanitation options from perspectives of demographics and water availability. L02, P19 2024, 2023, 2022
x Most feasible sanitary option for family that uses nearby stand post as water source L02, P19 2024, 2023
x Disposal methods for septic tank effluent L06, P25 2024, 2023, 2022
x Phase of bacterial growth most desirable from the perspectives of sewage treatment L12, P13 2024, 2023, 2022
x Mechanism of Dissolved Air Flotation process L10, P29 2024, 2023
x Advantages of DAD over simple aeration L10, P31 2024, 2023
x Explain anaerobic and aerobic processes for sludge digestion L16, P18 2024, 2023, 2022
x Illustrate metabolic pathway of anaerobic digestion of sludge L16, P22 2024, 2023
x Technical advantages of Small Bore Sewerage (SBS) over conventional sewerage system L07, P08 2022
x General criteria of a good sanitation system L02, P16 2022
x Appropriate sanitation technology if a family does not use water, rather use solid materials like toilet paper for anal cleansing L02, P19 2022
Explain the major sludge dewatering methods generally used for sludge management 2022
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