GATE ES 2025 ES Q42: Municipal solid waste management

Which option gives the best control strategies for Dioxins and Furans in the flue gas emitted from waste incineration facilities?

Your answerChoose one option.

Avoid burning polystyrene (PS) and polyethylene (PE); ensure the furnace temperature above 1000 °C; and use a bag filter for cleaning the flue gas.

Avoid burning polyvinyl chloride (PVC); quickly cool down the flue gas through the temperature range 400 - 250 °C; and use an activated carbon treatment for the flue gas.

Avoid burning food wastes; ensure the furnace temperature above 900 ± 50 °C; and use an electrostatic precipitator (ESP) for cleaning the flue gas.

Avoid burning metal bearing waste; ensure the flue gas temperature above 1000 °C; and use a venturi scrubber for cleaning the flue gas.

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Section: Environmental Science and Engineering
Question type: Multiple choice (MCQ)
Marks: 2 marks

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Question 42: Municipal solid waste management

Question 42

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Paper and topic context

GATE ES 2025 · Paper 1

Practise related topics

environmental science

environmental engineering

sustainability

municipal solid waste management

particulate pollutants

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Question 42

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Paper and topic context

GATE ES 2025 · Paper 1

Practise related topics

environmental science

environmental engineering

sustainability

municipal solid waste management

particulate pollutants

Comments