Large place having its own kind of plants, animals, soil , temperature and rainfall .

land water• Desert• Grassland• Deciduous forest• Tropical rainforest• Taiga• Tundra

• Fresh water• Salt water• Wetlands and

estuaries

Grassland

Tropical rainforestDeciduous forest

Desert

Tundra Taiga

Flowing water Still water

Streams and rivers

Lakes and ponds

pond lake

Still water

stream river

Flowing water

It is wet during some or all the year

An ecosystem where ocean and freshwater ecosystem meet