Syllabus

Water Requirements: Quality standards, basic unit processes and operations for water treatment. Drinking water standards, water requirements, basic unit operations and unit processes for surface water treatment, distribution of water. Sewage and sewerage treatment, quantity and characteristics of waste water. Primary,
secondary and tertiary treatment of waste water, sludge disposal, effluent discharge standards. Domestic
waste water treatment, quantity of characteristics of domestic waste water, primary and secondary treatment, Unit operations and unit processes of domestic waste water, sludge disposal.
Air Pollution: Type of pollutants, their sources and impacts, air pollution meteorology, air pollution control, air quality standards and limits.
Municipal Solid Wastes: Characteristics, generation, collection and transportation of solid wastes, engineered systems for solid waste management (reuse/recycle, energy recovery, treatment and disposal).
Noise Pollution: Impacts of noise, permissible limits of noise pollution, measurement of noise and control of noise pollution.

Analysis of Previous GATE Papers

Exam Year 03 04 05 06 07 08 09 010 011 012 013 014
1 Mark Questions 4 3 4 3 3 2 2 3 3 2 2 5
2 Mark Questions 9 9 8 6 6 6 6 3 3 4 3 7
Total Marks 22 21 20 15 15 14 14 9 9 10 8 19