Q. Which of the following are advantages of ecological sanitation? I. It is a practical, hygienic and efficient method of waste disposal II. It is cost effective III. Human excreta can be recycled into natural fertilisers, to replace chemical fertilisers
A) I and II
B) I and III
C) II and III
D) I, II and III
Explanation
An ecologically compatible system of disposal of human excreta is the use of dry composting toilets called ecosan toilets. No water is required. Human excreta is converted into a resource as it forms natural fertilizer. Ecosan toilets are already working in many parts of Kerala and Sri Lanka
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.