A) Terrestrial (terrestrial) ecosystem

1) Forest
2) Grass
3) Desert

B) Aquatic ecosystem

1)Freshwater ecosystem

a) Running water (Lotic) – ex – River

b) Stagnant water (Lentic)
Ex – Pond, Rainwater, Drain, Water, Tanks.

2) Marine ecosystem.

NOTE (Ecological niche)

All biological, physical and chemical factors.
that a species needs to survive Stay healthy and
Reproduce.

It is unique to the species (two species cannot have the same niche).

5) BIOMES

The terrestrial part of the biosphere is divisible into enormous regions called biomes.

Biomes
Ex- tropical rainforest, desert, grasslands, tundra, etc.

Divisible
A/C to climate (i.e. temperature and precipitation (precipitation) most important part of the climate region)

6). Biosphere – Biological (Earth component)

Component of the Earth that includes the lithosphere, hydrosphere and atmosphere.

Life is possible.

NOTE – Ecotone –

known as the “tension zone”:

Junction zone on transition area b/w also Biomes [diverse ecosystem]

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