Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Knowledge Ecology and Environment Environment Problems
Which one of the following is NOT a cause of depletion in groundwater?
1
Afforestation
2
Loss of forests
3
Excessive pumping of ground-water
4
More than one of the above
5
None of the above