Question

state any two ways which can lead to contamination of water​

Answer 1

⚫ANSWER⚫

TWO WAYS OF CONTAMINATION OF WATER

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⚫ Dumping sewage and human waste in water or in rivers.

⚫ By human and animal activities in the water. like, bathing of bulls, washing clothes etc.

Hope it helps...........

Answer 2

Answer:

*keeping water in a vessel for a long time without closing the vessel

*bacterias

*infiltration