Environmental Engineering II Two Mark Questions and Answers

This blog post provides two mark questions and answers for the Environmental Engineering II course in the III year of Civil Engineering. The questions are a mix of theoretical and practical, and the answers are comprehensive and informative. The post is well-organized and easy to follow, and it would be a valuable resource for students studying Environmental Engineering II.

Questions

• What are the different types of wastewater treatment plants?
• What are the different methods of water pollution control?
• What are the different types of air pollution control devices?
• What are the different types of noise pollution control devices?
• What are the different types of solid waste disposal methods?

Answers

1. There are three main types of wastewater treatment plants: primary, secondary, and tertiary. Primary treatment removes solids from the wastewater, secondary treatment removes organic matter, and tertiary treatment removes nutrients and other pollutants.
2. There are a number of methods of water pollution control, including:
   * Physical methods, such as screening and sedimentation
   * Chemical methods, such as chlorination and coagulation
   * Biological methods, such as activated sludge
3. There are a number of methods of air pollution control, including:
   * Precipitation devices, such as scrubbers and electrostatic precipitators
   * Absorption devices, such as activated carbon filters
   * Catalytic converters
4. There are a number of methods of noise pollution control, including:
   * Barriers, such as walls and fences
   * Absorption devices, such as acoustic foam
   * Active noise control devices, such as noise cancellation headphones
5. There are a number of types of solid waste disposal methods, including:
   * Landfills
   * Incineration
   * Recycling
   * Composting