Integrated Waste Management (CE-703 (C)) - Important Questions

Discuss the physical, chemical and biological properties/characteristics of municipal solid waste.

Explain the adverse health and environmental problems caused by improper disposal/handling of solid waste, with examples.

What are the main categories of solid waste based on composition? Describe each category.

Discuss the constituents/composition of municipal solid waste in the Indian scenario.

Estimate the density of a solid waste sample on a discarded basis.

Explain major sources of solid waste with their characteristics and remedial measures to reduce environmental impact.

Explain hauled container system and stationary container system with neat schematic diagram/sketch

Estimate the residential solid waste generation rate (per dwelling / per day / per capita) from transfer-station truck volume, density and load data.

Explain factors/challenges in designing and operating waste collection and transportation system for a rapidly growing city and how to address them

Describe ways of reuse of waste in industry and their limitations.

Calculate the weight of plastic recovered given waste processed and recovery rate.

Explain the benefits of the 3Rs / recycling of solid waste.

Explain the functional elements of integrated solid waste management in steps.

Describe biological and chemical techniques for energy and resource recovery from waste.

With neat sketches explain the following:

Discuss the various methods for segregation / sorting of solid waste at a transfer station, including mechanical and manual techniques.

Potential environmental risks associated with site selection of transfer stations

Discuss processing and segregation of solid waste by various methods.

Factors affecting selection of site for transfer stations

Explain briefly about different types of Transfer Station and also explain the factors to be considered in the design of transfer station.

Explain incineration technologies/methods for solid waste management including fluidized bed combustion and pyrolysis, and air emissions and their control

Processing techniques adopted for physical, chemical and biological transformation of solid waste

Energy recovery techniques used in chemical and biological transformation of waste, with examples

Define composting and distinguish between aerobic and anaerobic composting.

Calculate water evaporated during composting from change in moisture content for a given batch of waste.

Discuss the role of microorganisms, bacteria and fungi in breakdown of organic materials during composting.

Discuss human health risks due to composting and possible preventive measures.

With a neat sketch, explain the working of a conventional municipal solid waste incinerator

Explain the mechanism of the 3T's to control high temperature in an incinerator

Explain the Indore method of composting municipal solid waste with a neat sketch.

Determine landfill area required for population of 50,000 given per capita generation, compacted density and depth.

What is leachate? Explain control of leachate movement in sanitary landfill with neat sketch.

Write short notes on operation of landfills, composting, transfer stations and source handling (any two).

Explain the area method of landfilling technique.

What is deep well injection, and how is it used for the disposal of liquid hazardous waste?

Calculate required volume of landfill to accommodate given waste tonnage with compaction rate, area and height.

Discuss landfills: adverse effects, control measures, and design and operation.

Compare open dumping and landfilling techniques for solid waste disposal.

Explain volume reduction of solid waste, including mechanical volume reduction methods.

What is volume reduction and write a short note on mechanical volume reduction?

With neat sketches explain the procedure adopted in sanitary landfill.

Define hazardous waste. Explain the various sources of hazardous wastes.

Write a note on identification and classification of hazardous waste.

Explain the major provisions in Municipal Solid Waste Management Rules 2016.

Discuss methods of recycling the following E-waste materials :

Discuss various control measures of industrial solid waste.

Compare :

Write short notes on:

Write a note on waste management under Swachh Bharat Mission and Smart City program.

Write any two of the following: