Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Biology Ecology & Environment
Identify the set of activities that directly lead to water conservation:
1
Drip irrigation, rainwater harvesting, recycling wastewater
2
Overdrawing groundwater, deforestation, building dams
3
Using high water-consuming appliances, not fixing leaks
4
More than one of the above
5
None of the above