Question

State any two ways which can lead to contamination of water

Answer 1

$\bf\large\color{Blue}{HEY \: FRIEND}$

Contamination of water is a situation in which the water is spoiled due to some additional waste.
Two ways which can can lead to contamination of water are :--

1) Additional of waste and garbage from industries or by manually.

2) Keeping water for a long period of time without purifying it.

☺☺

Answer 2

people use to wash their clothes and bath their cattles in river and Ponds which is a highly main cause of the contamination of water and second is that many garbages and waste materials that are occur from factories or industries are thrown away in rivers or nearby rivers or lakes or ponds