Which of the following conditions is not suitable for the disposal of excreta or sewage?

The overall purpose of sanitation is to maintain the green environment alone.

The benefits of the society of managing human excreta are considerable, for public health as well as for the environment…

The relatively clean wastewater from baths, sinks, washing machines and other kitchen appliances is called ____

The means of promoting hygiene through the prevention of human contact with the hazards of wastes especially feces is ca…

______ in residential areas resemble water usage patterns in those areas.

What is the body of permeable rock which can contain or transmit groundwater called?

The system to collect night soil, garbage etc. in separate vessels or deposited in pools and pits is called ___