Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Knowledge Ecology and Environment Biodiversity
Which of the following is the ill effect of deforestation ?
1
Increase in global temperature
2
Increased level of carbon dioxide in air
3
Decrease in ground water
4
More than one of the above
5
None of the above