True or false:
The sewage is offensive in smell due to which we repel ourselves from it.
The oils and fats should be thrown in the dustbin because if we through them in the open drain, the fats clog the soil pores.
The chemical substances such as insecticides, paints, solvents, motor oil, medicines can kill the microbes in the water.
The vermi cake is a resource which is much needed for the soil.