Question

Sometimes, we have to use groundwater for our needs and cannot avoid it. However, in some areas, wastewater is cleaned and sent back to groundwater. Will this affect the groundwater?
1 No, it will have no effect on the groundwater.
2 Yes, it will make the groundwater unusable.
3 Yes, it will increase the availability of groundwater.
4 It depends on how much groundwater is already present in that region.​

Answer 1

Answer:

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