IGNOU BWA-004 Assignment 2026
Disposal of Wastes
Last updated by IGNOU: 12 Oct 2026. Guide written from the official PDF on 19 Oct 2026, 01:04 pm.
| Course code | BWA-004 |
|---|---|
| Course title | Disposal of Wastes |
| Programme | CSWATT |
| Assignment code | BWA-004/TMA/July/2026 |
| Session | July 2026 |
| Maximum marks | 100 |
| Weightage | 30% |
About the BWA-004 assignment
The BWA-004 assignment covers waste disposal through sanitary landfills. It focuses on landfill classification, microbial breakdown of refuse, liners, design considerations, landfill gases and leachate. Students are asked to explain the processes, environmental and health concerns, and treatment methods associated with landfills.
The assignment contains 10 compulsory questions, all carrying equal marks, for a total of 100 marks. The official listing gives it a weightage of 30% for the July 2026 session.
What the assignment asks
| Question | Marks | Topic |
|---|---|---|
| Q1 | — | Explain how sanitary landfilling is classified according to the sources of solid waste. |
| Q2 | — | Describe the microbial breakdown of refuse within landfills. |
| Q3 | — | Discuss landfill liners and their classification. |
| Q4 | — | Describe the considerations involved in designing landfills. |
| Q5 | — | Identify the components of landfill gas and explain the factors affecting its production. |
| Q6 | — | Discuss the hazards and health problems associated with landfill gases. |
| Q7 | — | Explain methods used to treat landfill gases. |
| Q8 | — | Explain leachate generation using the water balance method. |
| Q9 | — | Identify the contaminants found in leachate. |
| Q10 | — | Briefly describe different methods for treating leachate. |
This is a summary of each question. Download the official PDF above for the exact questions and word limits.
Assignment details and PDFs come from IGNOU's official website; the guide is a summary of the official PDF. Always check the latest instructions and last dates on ignou.ac.in or with your Regional Centre before submitting.