Forest Owlet
Mallard
Great Indian Bustard
White bellied Heron
Cultural pollution
Deforestation
Noise pollution
Water pollution
Ecotone
Ecotype
Ecade
Ecosphere
Succession
Seral
Climax
Sulphur dioxide
Zinc
Copper
Nickel
Population control
Movement against terrorism
Movement against narcotics
Environmental protection
1.0%
10%
0.01%
0.1%
Ecosystem diversity
Homeostatic mechanism
Ecosystem complexity
Ecosystem uniformity
Destruction of forests
Environmental pollution
The destruction of natural bahitats of organism
All of the above
Nitrous oxide and sulphur dioxide
Carbon dioxide
Carbon monoxide
Methane