Decomposers
Tertiary consumers
Consumers
Producers
Above 1800 m altitude
Above 4000 m altitude
Below 1000 m altitude
Below 2000 m altitude
Tropical zone
South temperate zone
North temperate zone
Arctic zone
13
89
200
500
Nitrogen
Methane
Oxygen
Carbon Monoxide
Atmosphere
Biosphere
Hydrosphere
Lithosphere
Cow
Goat
Deer
Tiger
Nilgiri hills
Sunderbans
Ran of Kutch
Gir forest
Mangrove forest
Evergreen forests
Deciduous forest
Conifers
Afforestation
Exploitation
Deforestation
Over grazing