GATE Air Pollution and Municipal Solid Wastes: Municipal solid wastes: generation, collection, transportation and management – Previous Year Questions

6 GATE previous year questions on Municipal solid wastes: generation, collection, transportation and management (Air Pollution and Municipal Solid Wastes, Civil Engineering) with answers and explanations, from every paper.

1. GATE 2023 CE (CE1) Q28 (1 mark, Multiple select) – Which of the following statements is/are TRUE for the Refuse-Derived Fuel (RDF) in the context of Municipal Solid Waste (MSW) management?
2. GATE 2023 CE (CE1) Q62 (2 marks, Numerical answer) – The composition and energy content of a representative solid waste sample are given in the table. If the moisture content of the waste is 26%, the…
3. GATE 2024 CE (CE2) Q61 (2 marks, Numerical answer) – An organic waste is represented as C 240O 200H 180N 5S. (Atomic weights: S-32, H-1, C-12, O-16, N-14). Assume complete conversion of S to SO 2 while…
4. GATE 2024 CE (CE1) Q21 (1 mark, Multiple choice) – The following table gives various components of Municipal Solid Waste (MSW) and a list of treatment/separation techniques. Component of MSW…
5. GATE 2025 CE (CE2) Q27 (1 mark, Multiple select) – Identify the treatment technology/technologies NOT recommended for highly biodegradable organic solid wastes.
6. GATE 2025 CE (CE1) Q46 (2 marks, Multiple select) – Organic fraction of municipal solid waste (OFMSW) with bulk density of 315 kg/m3 and water content of 30% is mixed with municipal sludge of bulk…