12 Questions
What percentage of the global population used a safely managed sanitation service in 2017?
45%
What is the primary function of a septic tank in rural sanitation technologies?
To treat wastewater through anaerobic digestion
What is the estimated number of people who still practice open defecation?
673 million
What is the primary mechanism of pathogen transmission in poor sanitation facilities?
Transmission by insects and rodents
What is the primary benefit of using wetland technology in rural sanitation?
Providing a natural system for wastewater treatment
What is the estimated percentage of the global population that uses private sanitation facilities connected to sewers with wastewater treatment?
31%
Which sanitation technology is designed to receive wastes with no prior treatment?
Waste water ponds/lagoons
What is the primary purpose of phyto-degradation in wastewater treatment?
To break down organic pollutants
What is the main advantage of using dry toilets in rural sanitation?
They require less water
What is the term for the water embodied in the production of food and fiber?
Virtual water
What is the primary zone in a wastewater pond/lagoon where anaerobic decomposition occurs?
Anaerobic bottom zone
What is the primary purpose of hydraulic control in wastewater treatment?
To control the flow of water in the system
Test your knowledge on environmental engineering in agriculture, focusing on climate changes, water management, sanitation, and waste water treatment. Explore the impact of droughts, floods, and rising sea levels on our ecosystem.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
