Why should you not allow water to stagnate near your house?
Water:
Stagnant water causes:
Give reasons why :
(a) Waste water should not be allowed to stagnate in puddles.
(b) Waste water from a factory should not be allowed to mix with drinking water.
(c) Rubber, plastic should not be burnt.
(d) The quantity and types of garbage generated have increased.
We should not let water stagnate near our surroundings. Give reason why?