Question

Drawbacks of wells.................

Answer 1

Answer:

Well Water Contamination – well water can contain bacteria, lead, arsenic, chromium 6, mercury, radon, and volatile organic compounds (VOCs) A major disadvantage of well water can be the environment in which it is dug. Even though ground water is located deep down, it can still be affected by contamination

Answer 2

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● They are not deep enough and may run dry.

● They can irrigate only a small area.

●They can be dug where water table is high.

● They can water only a limited amount of land.

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